{"kind": "operator", "major": "18", "item": {"slug": "op-3c-timestamptz-timestamptz", "name": "<(timestamptz,timestamptz)", "name_zh": "", "category": "\u65e5\u671f\u4e0e\u65f6\u95f4", "summary": "\u5c0f\u4e8e\u3002", "aliases": ["<", "<(timestamptz,timestamptz)"], "content_hash": "5fd17db38ee382ee7898ae072667fe8a1d65f2230bd742b855b8d92140238091", "versions": {"10": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=10", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=10", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=10", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=10", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=10", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=10", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=10", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=10", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=10", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "historical", "revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9", "manual_fingerprint": "113b870e3ff4b52320f34750da5e740800f3f6e4ed6f2fc00a0891944d1be7c2", "catalog_fingerprint": "dd2d5fd5e17d29184db5f6625f9f0f9b9d40ae7aa34b6ccf28ddbc8684bd4992"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, {"url": "/docs/10/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 10 English manual: catalog-pg-operator.html", "sha256": "1264240e312e88b54064702e9716b8d21fec2f06d1e3a9568f88a01f19f722df"}, {"url": "/docs/10/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 10 English manual: catalog-pg-amop.html", "sha256": "d5ce5a3be599e5506edbe3ff615674beb013720953f4979a44b6ecfd4cc24090"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/10/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "10", "build_id": 63, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "870c7f6d7f9191fcadd22f350757fd9479ff58e5275c7ebf8ec96711a855bafe", "fragment_sha256": "b9dad14209496011fd94abd21d7e19af357ab6089c550e36a5196a0683ab0054", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:62997ea80516ad012fbf6359de33f3b016b54c47e2df76e75606116b4baaf8e5", "translated_from_revision": null}, "body_sha256": "0ca0d28ee13e3c09b31ae9299f197f738ba96c17ad27c79afe928f11101c93cc", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.12 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "10", "text_hash": "087dfd4f016f8fe388d7365dbed4a327a22f2374b7b899233b4d3448e58f7889", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=10", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=10", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=10", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/10/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "10", "build_id": 63, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "870c7f6d7f9191fcadd22f350757fd9479ff58e5275c7ebf8ec96711a855bafe", "fragment_sha256": "b9dad14209496011fd94abd21d7e19af357ab6089c550e36a5196a0683ab0054", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:62997ea80516ad012fbf6359de33f3b016b54c47e2df76e75606116b4baaf8e5", "translated_from_revision": null}, "body_sha256": "0ca0d28ee13e3c09b31ae9299f197f738ba96c17ad27c79afe928f11101c93cc", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.12 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/10/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/10/xoper.html\">\u7b2c\u00a037.12\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code class=\"structfield\">oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/10/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "10", "link_map": {"/zh/docs/10/xoper.html": "/docs/10/xoper.html", "/zh/docs/10/sql-createoperator.html": "/docs/10/sql-createoperator.html", "/zh/docs/10/catalog-pg-operator.html": "/docs/10/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/10/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/10/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.12\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/10/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "2eab60655822eff87755a7065f7f8f3d70fb3fa0c5740e23cb412f6088039d51", "content_hash": "087dfd4f016f8fe388d7365dbed4a327a22f2374b7b899233b4d3448e58f7889", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=10", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=10", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=10", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": 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"timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "fb447c71d0cd1a80904b427117b2c9121f7227d27ddafa8371822072ef8387ce", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": 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href=\"/zh/docs/10/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/10/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.12\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/10/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "11": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", 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"\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/11/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "0a1886d791082632a12e7f8727bde5468669f9a29ef4525aa1c89ba15b017a01", "fragment_sha256": "adb97cbf474fdd0e74539c40cd3f68706ea9b84436a3670063f959f620302de8", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1", "translated_from_revision": null}, "body_sha256": "d07b789d7d276e58294105c37dd565fc99e6b2376ebc13f7c48620320500ce33", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.13 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/11/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/11/xoper.html\">\u7b2c\u00a038.13\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code class=\"structfield\">oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/11/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "11", "link_map": {"/zh/docs/11/xoper.html": "/docs/11/xoper.html", "/zh/docs/11/sql-createoperator.html": "/docs/11/sql-createoperator.html", "/zh/docs/11/catalog-pg-operator.html": "/docs/11/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/11/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/11/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.13\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/11/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "65b9cfd678c5c8a4963a40ee89cc3d9e5cc2920f5dc2cc665ffaa5b6133c90a4", "content_hash": "95f190bb0f1be7c21bb5917b27e83a44806c7591489ab9a50410abb6c40a6882", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=11", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=11", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=11", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=11", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.13 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/11/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "d4e01ba05c1f00188e2353ef6816dbe175140ae359defc71e20f92fb0e69299a", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/11/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "f82a79efdee09289202a35db03a983767f4fc93fe523141f530180cd56c9dd23", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]", "#CATALOG-PG-OPERATOR/p[5]"]}], "language": "zh", "original_text": {"/versions/11/description/0": "less than", "/versions/11/facts/0/label": "Left operand", "/versions/11/facts/1/label": "Right operand", "/versions/11/facts/2/label": "Result type", "/versions/11/facts/3/label": "Implementing function", "/versions/11/facts/4/label": "Operator kind", "/versions/11/facts/5/label": "Hash join candidate", "/versions/11/facts/5/value": "no", "/versions/11/facts/6/label": "Merge join candidate", "/versions/11/facts/6/value": "no", "/versions/11/tables/0/title": "Declared operator-family membership", "/versions/11/related/0/label": "timestamptz data type", "/versions/11/related/1/label": "bool data type", "/versions/11/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/11/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/11/related/4/label": "btree/datetime_ops family", "/versions/11/related/5/label": "brin/datetime_minmax_ops family", "/versions/11/sections/0/title": "Catalog interpretation", "/versions/11/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 38.13 for more information.", "/versions/11/sections/0/paragraphs/1": "Unused columns contain zeroes. For example, oprleft is zero for a prefix operator.", "/versions/11/tables/0/rows/0/purpose": "search", "/versions/11/tables/0/rows/1/purpose": "search", "/versions/11/tables/0/columns/0/label": "Index AM", "/versions/11/tables/0/columns/1/label": "Family", "/versions/11/tables/0/columns/2/label": "Strategy", "/versions/11/tables/0/columns/3/label": "Purpose", "/versions/11/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "f4bab2737180d0ccfeb6860410016e344d31510a6a0635a9b85598c78054a407", "canonical_center_text_hash": "95f190bb0f1be7c21bb5917b27e83a44806c7591489ab9a50410abb6c40a6882"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "fb447c71d0cd1a80904b427117b2c9121f7227d27ddafa8371822072ef8387ce", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/11/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/11/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.13\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/11/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "12": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=12", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=12", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=12", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=12", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=12", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=12", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=12", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=12", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=12", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=12", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": "historical", "revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b", "manual_fingerprint": "535df36baec2140f211303631c0a3f64e02d2673b9d34cb050d247997c94bd1e", "catalog_fingerprint": "1f423fd3c5fb61c039f8814116ce19dedbb2804bc864599818e88cbc4f5f284a"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, {"url": "/docs/12/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 12 English manual: catalog-pg-operator.html", "sha256": "e3f4410bbe926fcc950323b3358f3be85a42e2552afd5938562f725df6675cdb"}, {"url": "/docs/12/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 12 English manual: catalog-pg-amop.html", "sha256": "84b91a9d763b1fb2968cc8be226a0369d31a6acb2468eb56cfd0b8d2030d1b45"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/12/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "81ee405c6c78bb15e19f04abae13db32e44641d76ab4b54f5a93e2fe5ccf7ff2", "fragment_sha256": "caa51cc02d567e9c4f74ed11c50a00e96c00f3b660a06a90fe345dec73c95524", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "74a028fe12a31a9949e1f066f2c3b20f11d749e11aaa302d1b6fbece83706adf", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "12", "text_hash": "a1bd3f460135b81dbbeb16599baae1be959c9e960334cd11d6b58f539a25249f", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=12", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=12", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=12", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=12", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/12/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "81ee405c6c78bb15e19f04abae13db32e44641d76ab4b54f5a93e2fe5ccf7ff2", "fragment_sha256": "caa51cc02d567e9c4f74ed11c50a00e96c00f3b660a06a90fe345dec73c95524", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "74a028fe12a31a9949e1f066f2c3b20f11d749e11aaa302d1b6fbece83706adf", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/12/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/12/xoper.html\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code class=\"structfield\">oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/12/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "12", "link_map": {"/zh/docs/12/xoper.html": "/docs/12/xoper.html", "/zh/docs/12/sql-createoperator.html": "/docs/12/sql-createoperator.html", "/zh/docs/12/catalog-pg-operator.html": "/docs/12/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/12/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/12/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/12/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "d617443c18be0a2b3f4cbc8aeb370cb8d6472a026a9f8113fe9362474e9ccd70", "content_hash": "a1bd3f460135b81dbbeb16599baae1be959c9e960334cd11d6b58f539a25249f", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=12", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=12", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=12", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=12", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/12/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "fb1485d72baa6293bbb9db509168fcb9e29aeb84d9eaa463046dffc10c6689ab", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/12/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "4a79b5202e1196d421bb3e2618f56796ef0b5c8fc2303cae3f9889c405e5236f", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]", "#CATALOG-PG-OPERATOR/p[5]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "less than", "/versions/12/facts/0/label": "Left operand", "/versions/12/facts/1/label": "Right operand", "/versions/12/facts/2/label": "Result type", "/versions/12/facts/3/label": "Implementing function", "/versions/12/facts/4/label": "Operator kind", "/versions/12/facts/5/label": "Hash join candidate", "/versions/12/facts/5/value": "no", "/versions/12/facts/6/label": "Merge join candidate", "/versions/12/facts/6/value": "no", "/versions/12/tables/0/title": "Declared operator-family membership", "/versions/12/related/0/label": "timestamptz data type", "/versions/12/related/1/label": "bool data type", "/versions/12/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/12/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/12/related/4/label": "btree/datetime_ops family", "/versions/12/related/5/label": "brin/datetime_minmax_ops family", "/versions/12/sections/0/title": "Catalog interpretation", "/versions/12/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 37.14 for more information.", "/versions/12/sections/0/paragraphs/1": "Unused columns contain zeroes. For example, oprleft is zero for a prefix operator.", "/versions/12/tables/0/rows/0/purpose": "search", "/versions/12/tables/0/rows/1/purpose": "search", "/versions/12/tables/0/columns/0/label": "Index AM", "/versions/12/tables/0/columns/1/label": "Family", "/versions/12/tables/0/columns/2/label": "Strategy", "/versions/12/tables/0/columns/3/label": "Purpose", "/versions/12/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "7c5575a643a9fe74cdf030e321f868211c228c80c30f628c7d7a959be7be9583", "canonical_center_text_hash": "a1bd3f460135b81dbbeb16599baae1be959c9e960334cd11d6b58f539a25249f"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "fb447c71d0cd1a80904b427117b2c9121f7227d27ddafa8371822072ef8387ce", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/12/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/12/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/12/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "13": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=13", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=13", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=13", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=13", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=13", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=13", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=13", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=13", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=13", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=13", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": "historical", "revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6", "manual_fingerprint": "2bbea71f4723fc9e4e58cfdb28368763f999de2800d45ade748f7c7546dfb9d3", "catalog_fingerprint": "df58d29b226fbb90326087233d7970032abdec1352373270449eeee324f84a35"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, {"url": "/docs/13/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 13 English manual: catalog-pg-operator.html", "sha256": "1a325d2fa41f711c0a7fa6b57e37e8e98a59f218e01112e0767c455c1b5818a1"}, {"url": "/docs/13/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 13 English manual: catalog-pg-amop.html", "sha256": "7a8e67f8dc59c305612c6d029fc8760c092f27203d5338c6db6c6d9b8aabc561"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/13/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "a953a87e505ef7011772f0f7fee1d4b3f3aa87988dbd06681afb0d42f04d59c4", "fragment_sha256": "9deaa0c9b4dba942fa5d70e6d150b80f86f25568750984ad78fe484949a8f577", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4", "translated_from_revision": null}, "body_sha256": "a249e49f04d55dad6fbc5052b423359c19bae6cbf0014099cec6d13d3c95590b", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "13", "text_hash": "db2063c0ad972696829e55c42a3a49abd704aa79cba7e22571d6a551dade8641", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=13", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=13", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=13", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=13", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/13/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "a953a87e505ef7011772f0f7fee1d4b3f3aa87988dbd06681afb0d42f04d59c4", "fragment_sha256": "9deaa0c9b4dba942fa5d70e6d150b80f86f25568750984ad78fe484949a8f577", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4", "translated_from_revision": null}, "body_sha256": "a249e49f04d55dad6fbc5052b423359c19bae6cbf0014099cec6d13d3c95590b", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/13/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/13/xoper.html\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code class=\"structfield\">oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/13/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "13", "link_map": {"/zh/docs/13/xoper.html": "/docs/13/xoper.html", "/zh/docs/13/sql-createoperator.html": "/docs/13/sql-createoperator.html", "/zh/docs/13/catalog-pg-operator.html": "/docs/13/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/13/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/13/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/13/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "438dfb8b0fbeaeff98b13b4675a07fc2e84295334a05ebcd78b6a52125e17428", "content_hash": "db2063c0ad972696829e55c42a3a49abd704aa79cba7e22571d6a551dade8641", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=13", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=13", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=13", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=13", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/13/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "344df36a802a949f2a1e178d6708bf07012cd0daff6368987f59cab3023d2853", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/13/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "46fd38944eeaedaf5977bf7e555facfc61d03f97bee7df978680e2d60921724e", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]", "#CATALOG-PG-OPERATOR/p[5]"]}], "language": "zh", "original_text": {"/versions/13/description/0": "less than", "/versions/13/facts/0/label": "Left operand", "/versions/13/facts/1/label": "Right operand", "/versions/13/facts/2/label": "Result type", "/versions/13/facts/3/label": "Implementing function", "/versions/13/facts/4/label": "Operator kind", "/versions/13/facts/5/label": "Hash join candidate", "/versions/13/facts/5/value": "no", "/versions/13/facts/6/label": "Merge join candidate", "/versions/13/facts/6/value": "no", "/versions/13/tables/0/title": "Declared operator-family membership", "/versions/13/related/0/label": "timestamptz data type", "/versions/13/related/1/label": "bool data type", "/versions/13/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/13/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/13/related/4/label": "btree/datetime_ops family", "/versions/13/related/5/label": "brin/datetime_minmax_ops family", "/versions/13/sections/0/title": "Catalog interpretation", "/versions/13/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 37.14 for more information.", "/versions/13/sections/0/paragraphs/1": "Unused columns contain zeroes. For example, oprleft is zero for a prefix operator.", "/versions/13/tables/0/rows/0/purpose": "search", "/versions/13/tables/0/rows/1/purpose": "search", "/versions/13/tables/0/columns/0/label": "Index AM", "/versions/13/tables/0/columns/1/label": "Family", "/versions/13/tables/0/columns/2/label": "Strategy", "/versions/13/tables/0/columns/3/label": "Purpose", "/versions/13/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "d55c0e33269d9ec2798a3caa8d28514cb0a2d484e1cdf2d1cad3d8ba3359510b", "canonical_center_text_hash": "db2063c0ad972696829e55c42a3a49abd704aa79cba7e22571d6a551dade8641"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "fb447c71d0cd1a80904b427117b2c9121f7227d27ddafa8371822072ef8387ce", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/13/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/13/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/13/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "14": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=14", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=14", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=14", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=14", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=14", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=14", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=14", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=14", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=14", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=14", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=14", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "14.24", "major": "14", "channel": "stable", "revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897", "manual_fingerprint": "1d055c6dc55d4defe2b6e9d0f842a47005487b21025b67e51d06721d3c122f71", "catalog_fingerprint": "9e0116f26e5ce870719efb77ef7b73e30c7928f8af27cbe87fdea32efe3811ef"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, {"url": "/docs/14/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 14 English manual: catalog-pg-operator.html", "sha256": "5e69fa82a7f0b49efb4ba5fc669e5bd35aeeede75682493bfc87e6035b23dd4d"}, {"url": "/docs/14/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 14 English manual: catalog-pg-amop.html", "sha256": "402b87d7fb1a313b096ba5349a676ae38d507e2eb98739d6ed7f0681e0b9a9a4"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/14/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "7b43aa001c59590aa12f98efc5a136c1c69f558905b4779d8f4c2359236b9933", "fragment_sha256": "c7c37ee2fc9ea001cbdd3723fd63b2356bc4f97e3dd6f7b8a5e932e002a8e23b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef", "translated_from_revision": null}, "body_sha256": "37f22ca8f35e34986fac5f03c47412d15b022b57f6d21967d134c8365230ca9e", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "14", "text_hash": "bf139a9df8c906d7fc814c546fadba8694f215e94a2c14302bfe23f911055fbe", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=14", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=14", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=14", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=14", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/14/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "7b43aa001c59590aa12f98efc5a136c1c69f558905b4779d8f4c2359236b9933", "fragment_sha256": "c7c37ee2fc9ea001cbdd3723fd63b2356bc4f97e3dd6f7b8a5e932e002a8e23b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef", "translated_from_revision": null}, "body_sha256": "37f22ca8f35e34986fac5f03c47412d15b022b57f6d21967d134c8365230ca9e", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/14/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/14/xoper.html\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/14/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "14", "link_map": {"/zh/docs/14/xoper.html": "/docs/14/xoper.html", "/zh/docs/14/sql-createoperator.html": "/docs/14/sql-createoperator.html", "/zh/docs/14/catalog-pg-operator.html": "/docs/14/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/14/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/14/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/14/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "59181b5ee094d0abddb3224f62d7bdb2303a9d69818d3b0508668bf1f8c35973", "content_hash": "bf139a9df8c906d7fc814c546fadba8694f215e94a2c14302bfe23f911055fbe", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=14", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=14", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=14", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=14", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/14/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "2b8fdc15654f6701ab77bdf068a2c3b50cadd8da3bce8f385811b4193b4952b4", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/14/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "77531e62ed30180fca3990f31ecee43d1a140f3a459c18583e5158aa4b41435a", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/14/description/0": "less than", "/versions/14/facts/0/label": "Left operand", "/versions/14/facts/1/label": "Right operand", "/versions/14/facts/2/label": "Result type", "/versions/14/facts/3/label": "Implementing function", "/versions/14/facts/4/label": "Operator kind", "/versions/14/facts/5/label": "Hash join candidate", "/versions/14/facts/5/value": "no", "/versions/14/facts/6/label": "Merge join candidate", "/versions/14/facts/6/value": "no", "/versions/14/tables/0/title": "Declared operator-family membership", "/versions/14/related/0/label": "timestamptz data type", "/versions/14/related/1/label": "bool data type", "/versions/14/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/14/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/14/related/4/label": "btree/datetime_ops family", "/versions/14/related/5/label": "brin/datetime_minmax_ops family", "/versions/14/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/14/sections/0/title": "Catalog interpretation", "/versions/14/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 38.14 for more information.", "/versions/14/tables/0/rows/0/purpose": "search", "/versions/14/tables/0/rows/1/purpose": "search", "/versions/14/tables/0/rows/2/purpose": "search", "/versions/14/tables/0/columns/0/label": "Index AM", "/versions/14/tables/0/columns/1/label": "Family", "/versions/14/tables/0/columns/2/label": "Strategy", "/versions/14/tables/0/columns/3/label": "Purpose", "/versions/14/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "bf209d27216976e40c32b080f6d1210791f8a7223273f696d4c14df877a5c48c", "canonical_center_text_hash": "bf139a9df8c906d7fc814c546fadba8694f215e94a2c14302bfe23f911055fbe"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/14/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/14/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/14/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "15": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=15", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=15", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=15", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=15", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=15", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=15", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=15", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=15", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=15", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=15", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=15", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "label": "15.19", "major": "15", "channel": "stable", "revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89", "source_sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89", "manual_fingerprint": "f39c61e9facb5b9404c7d6d1cf494d83af0cc46146554a7fc40724eb882d24a9", "catalog_fingerprint": "1c332a5ccec7bfdd8ca19b55a0279b5bd6cb1dd5dcc6c5587a98a491a9b566a5"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, {"url": "/docs/15/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 15 English manual: catalog-pg-operator.html", "sha256": "3719563ca7bb28791116cb206b9998cd336d09fb4d4cc4a236b6447bcfd5cbb2"}, {"url": "/docs/15/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 15 English manual: catalog-pg-amop.html", "sha256": "53ced8770f19710869151ab02a9a6f0d97380981ca4bfe83752092bfb74a9e0c"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/15/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "15", "build_id": 101, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "a1fc07fe6e093662a6b5f2123c22d50a3391c76a66fd490de2ff794ffeced3e6", "fragment_sha256": "b1f014c78fe0d847fd64fc707fbf36c38717fb2898f4cc8829d63d01e21f1991", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad", "translated_from_revision": null}, "body_sha256": "db11a8bb718ce73db65929db99d31cccf47106614c61378ea2838c0d0aada3f4", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "15", "text_hash": "8753a08e764b8db6a010973a54e52708ba1284c0b97839add25e941e5980d5a8", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=15", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=15", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=15", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=15", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/15/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "15", "build_id": 101, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "a1fc07fe6e093662a6b5f2123c22d50a3391c76a66fd490de2ff794ffeced3e6", "fragment_sha256": "b1f014c78fe0d847fd64fc707fbf36c38717fb2898f4cc8829d63d01e21f1991", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad", "translated_from_revision": null}, "body_sha256": "db11a8bb718ce73db65929db99d31cccf47106614c61378ea2838c0d0aada3f4", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/15/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/15/xoper.html\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/15/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "15", "link_map": {"/zh/docs/15/xoper.html": "/docs/15/xoper.html", "/zh/docs/15/sql-createoperator.html": "/docs/15/sql-createoperator.html", "/zh/docs/15/catalog-pg-operator.html": "/docs/15/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/15/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/15/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/15/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "a834bbbe91e0032cc5a6bad7cdf02d3170c7b3a66a5a06c2161468d7952e96c9", "content_hash": "8753a08e764b8db6a010973a54e52708ba1284c0b97839add25e941e5980d5a8", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=15", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=15", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=15", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=15", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/15/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "722b907f43f8178f67214192f7587c04c86bbab3759c44150d611dead287836f", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/15/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "4865734bda46f48a054c1c554b2ff262358a48b562081c1f01a178a6df15e38b", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/15/description/0": "less than", "/versions/15/facts/0/label": "Left operand", "/versions/15/facts/1/label": "Right operand", "/versions/15/facts/2/label": "Result type", "/versions/15/facts/3/label": "Implementing function", "/versions/15/facts/4/label": "Operator kind", "/versions/15/facts/5/label": "Hash join candidate", "/versions/15/facts/5/value": "no", "/versions/15/facts/6/label": "Merge join candidate", "/versions/15/facts/6/value": "no", "/versions/15/tables/0/title": "Declared operator-family membership", "/versions/15/related/0/label": "timestamptz data type", "/versions/15/related/1/label": "bool data type", "/versions/15/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/15/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/15/related/4/label": "btree/datetime_ops family", "/versions/15/related/5/label": "brin/datetime_minmax_ops family", "/versions/15/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/15/sections/0/title": "Catalog interpretation", "/versions/15/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 38.14 for more information.", "/versions/15/tables/0/rows/0/purpose": "search", "/versions/15/tables/0/rows/1/purpose": "search", "/versions/15/tables/0/rows/2/purpose": "search", "/versions/15/tables/0/columns/0/label": "Index AM", "/versions/15/tables/0/columns/1/label": "Family", "/versions/15/tables/0/columns/2/label": "Strategy", "/versions/15/tables/0/columns/3/label": "Purpose", "/versions/15/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "43a1f555e387004e74f69959f745e000c2dc1e671e1d6ed00ef422c34053a3fa", "canonical_center_text_hash": "8753a08e764b8db6a010973a54e52708ba1284c0b97839add25e941e5980d5a8"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/15/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/15/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/15/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "16": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=16", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=16", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=16", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=16", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=16", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=16", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=16", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=16", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=16", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=16", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=16", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "16.15", "major": "16", "channel": "stable", "revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed", "manual_fingerprint": "846fb006e9d590387203c1c65f671240bc5c30604c4e3084cf572817aacc19d0", "catalog_fingerprint": "70797d889dd8aeed77ae81092f99ab380e1109b54b0b7ca6fbf400e0a2111a70"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, {"url": "/docs/16/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 16 English manual: catalog-pg-operator.html", "sha256": "dc789ccf76b6bcbb9b1793858fe700431720a1e70f3261de2b3362ed78040476"}, {"url": "/docs/16/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 16 English manual: catalog-pg-amop.html", "sha256": "f580ac4a34d5f9d567834684e0c41b7df32a952e20a2fc11a9ce0964c2df7e9a"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/16/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "16", "build_id": 103, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "02d95efb1446334fba175d11e01003dfb262f8bcc99eed0895b2bcaf4b96a570", "fragment_sha256": "055859f49565ffd7a868611c7c95093c69a68a5a56fcc59ab7c1c73ddd98eccc", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b", "translated_from_revision": null}, "body_sha256": "03e9d6a03569de306c7862b5df94260e90bd98374521cd591aecd96e1a669302", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "16", "text_hash": "e876ebad28ff89dad86d7e788eaaa9bcda43913e56d9dcecffec43961b10a919", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=16", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=16", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=16", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=16", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/16/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "16", "build_id": 103, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "02d95efb1446334fba175d11e01003dfb262f8bcc99eed0895b2bcaf4b96a570", "fragment_sha256": "055859f49565ffd7a868611c7c95093c69a68a5a56fcc59ab7c1c73ddd98eccc", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b", "translated_from_revision": null}, "body_sha256": "03e9d6a03569de306c7862b5df94260e90bd98374521cd591aecd96e1a669302", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/16/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/16/xoper.html\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/16/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "16", "link_map": {"/zh/docs/16/xoper.html": "/docs/16/xoper.html", "/zh/docs/16/sql-createoperator.html": "/docs/16/sql-createoperator.html", "/zh/docs/16/catalog-pg-operator.html": "/docs/16/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/16/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/16/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/16/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "56a79d2148b75b15bff65b301640488990976ccc68a72dcc140654d9d915a064", "content_hash": "e876ebad28ff89dad86d7e788eaaa9bcda43913e56d9dcecffec43961b10a919", "source_database": "center", "source_revision": 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"sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/16/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "704b1a6817cd451566b69b08f4210b2fb192934810322e22cb9a2980f7d93af4", "language": "zh", "matched_nodes": 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See CREATE OPERATOR and Section 38.14 for more information.", "/versions/16/tables/0/rows/0/purpose": "search", "/versions/16/tables/0/rows/1/purpose": "search", "/versions/16/tables/0/rows/2/purpose": "search", "/versions/16/tables/0/columns/0/label": "Index AM", "/versions/16/tables/0/columns/1/label": "Family", "/versions/16/tables/0/columns/2/label": "Strategy", "/versions/16/tables/0/columns/3/label": "Purpose", "/versions/16/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "8dea278158cc0ca5413d45aa6567d6f14b1e8e87a8252da18991fb1480dbaaba", "canonical_center_text_hash": "e876ebad28ff89dad86d7e788eaaa9bcda43913e56d9dcecffec43961b10a919"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/16/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/16/xoper.html\" rel=\"nofollow\">\u7b2c\u00a038.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/16/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "17": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=17", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=17", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=17", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=17", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=17", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=17", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=17", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=17", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=17", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=17", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "label": "17.11", "major": "17", "channel": "stable", "revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979", "source_sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979", "manual_fingerprint": "b55870f8e80e1114a92ac7bfc97f4a6fa0dee8e75935895252bb6e5b866cf187", "catalog_fingerprint": "e888e3474202df1c60a8e7b6bf9f2d83b3866a52d119521659b7a82787d3829d"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, {"url": "/docs/17/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 17 English manual: catalog-pg-operator.html", "sha256": "a66984c4fde91649a9677d33a2e002381cb07e99d72ad0971fa3251741030a69"}, {"url": "/docs/17/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 17 English manual: catalog-pg-amop.html", "sha256": "19b2fb110b348860f7fbcb6e0e0544e341f5645113c23f50920a54434d432359"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/17/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "2f358e71f3538922a368306ead04c18f370466db3a0729918df926f838d2e6f7", "fragment_sha256": "c5f24f30c4fee7eca2fe27964dbfc185e577db8fd73a40d86b92ef931125400b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd", "translated_from_revision": null}, "body_sha256": "9940f04f9fc3b9cdf1846ac5d2efcf4d41cc174088c3a42c2e6e3ca2a6b75d84", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "17", "text_hash": "466331c842fb49bbdba67332638482c77995efaf8083b9ac69f30607ff6e9f29", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=17", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=17", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=17", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/17/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "2f358e71f3538922a368306ead04c18f370466db3a0729918df926f838d2e6f7", "fragment_sha256": "c5f24f30c4fee7eca2fe27964dbfc185e577db8fd73a40d86b92ef931125400b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd", "translated_from_revision": null}, "body_sha256": "9940f04f9fc3b9cdf1846ac5d2efcf4d41cc174088c3a42c2e6e3ca2a6b75d84", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/17/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/17/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/17/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "17", "link_map": {"/zh/docs/17/xoper.html": "/docs/17/xoper.html", "/zh/docs/17/sql-createoperator.html": "/docs/17/sql-createoperator.html", "/zh/docs/17/catalog-pg-operator.html": "/docs/17/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/17/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/17/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/17/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "0de6b998bd5d1cb7938fdca1b0e9e1a370ff373902e537327066a8bc9f6816c7", "content_hash": "466331c842fb49bbdba67332638482c77995efaf8083b9ac69f30607ff6e9f29", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=17", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=17", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=17", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/17/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "79658772dd07ff10c4a4a472853e5a9bcba832796f5f9d2c0c77a87da769e5f6", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/17/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "f83afaba592d4bb686da0579943b49e4c821b3df0a02b82c5fab86e1d168a26e", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/17/description/0": "less than", "/versions/17/facts/0/label": "Left operand", "/versions/17/facts/1/label": "Right operand", "/versions/17/facts/2/label": "Result type", "/versions/17/facts/3/label": "Implementing function", "/versions/17/facts/4/label": "Operator kind", "/versions/17/facts/5/label": "Hash join candidate", "/versions/17/facts/5/value": "no", "/versions/17/facts/6/label": "Merge join candidate", "/versions/17/facts/6/value": "no", "/versions/17/tables/0/title": "Declared operator-family membership", "/versions/17/related/0/label": "timestamptz data type", "/versions/17/related/1/label": "bool data type", "/versions/17/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/17/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/17/related/4/label": "btree/datetime_ops family", "/versions/17/related/5/label": "brin/datetime_minmax_ops family", "/versions/17/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/17/sections/0/title": "Catalog interpretation", "/versions/17/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.", "/versions/17/tables/0/rows/0/purpose": "search", "/versions/17/tables/0/rows/1/purpose": "search", "/versions/17/tables/0/rows/2/purpose": "search", "/versions/17/tables/0/columns/0/label": "Index AM", "/versions/17/tables/0/columns/1/label": "Family", "/versions/17/tables/0/columns/2/label": "Strategy", "/versions/17/tables/0/columns/3/label": "Purpose", "/versions/17/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "22c9fdf26d2245874cc959b74b4fe448a1ea8f33994f69882316aa24c1c46653", "canonical_center_text_hash": "466331c842fb49bbdba67332638482c77995efaf8083b9ac69f30607ff6e9f29"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/17/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/17/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/17/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "18": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=18", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=18", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=18", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=18", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f", "manual_fingerprint": "fefce9e478eb2afe5e17e869492bbedc67dce23d317f0a5257240113d6496ebc", "catalog_fingerprint": "deec62e0f0c649d9d0d058ddd0b16bf41afffd569c3fd73949ff0971ce5cabd6"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, {"url": "/docs/18/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 18 English manual: catalog-pg-operator.html", "sha256": "e0b1817914e5e8f9037955cd41e9a43584e9227fcc115784898ecdd9a6c0ecd6"}, {"url": "/docs/18/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 18 English manual: catalog-pg-amop.html", "sha256": "e65b90ee78eaf4b4da97ce5b08b972cee2e2660b882ec107be22eca47201f7d1"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/18/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "866547c7d8dd1d830de6c28cee33e2e3adb45288d1d47be58b03fbfb346e9d08", "fragment_sha256": "81aed42a595595a07ab55430c00e66eb6d05033809e63b1281b205ed73fb5610", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "84dd73532b3222b2c893d46943546cf093ca8f05dfb16159169d7fd40bcd0429", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "18", "text_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/18/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "866547c7d8dd1d830de6c28cee33e2e3adb45288d1d47be58b03fbfb346e9d08", "fragment_sha256": "81aed42a595595a07ab55430c00e66eb6d05033809e63b1281b205ed73fb5610", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "84dd73532b3222b2c893d46943546cf093ca8f05dfb16159169d7fd40bcd0429", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/18/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/18/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "18", "link_map": {"/zh/docs/18/xoper.html": "/docs/18/xoper.html", "/zh/docs/18/sql-createoperator.html": "/docs/18/sql-createoperator.html", "/zh/docs/18/catalog-pg-operator.html": "/docs/18/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/18/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/18/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "77d56dd0130d5174ba396d369dc4e34afa30839254cb7c33f831c8a5c42edd05", "content_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/18/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "c46185aa5f574dacd289a0b3876023793406b4cf58dee7eeebb86436d0577bdc", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/18/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "7cfcd945bbbd55377dea8d4bd57380014caceb4e83c5db3be16c23eb5991d68f", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "less than", "/versions/18/facts/0/label": "Left operand", "/versions/18/facts/1/label": "Right operand", "/versions/18/facts/2/label": "Result type", "/versions/18/facts/3/label": "Implementing function", "/versions/18/facts/4/label": "Operator kind", "/versions/18/facts/5/label": "Hash join candidate", "/versions/18/facts/5/value": "no", "/versions/18/facts/6/label": "Merge join candidate", "/versions/18/facts/6/value": "no", "/versions/18/tables/0/title": "Declared operator-family membership", "/versions/18/related/0/label": "timestamptz data type", "/versions/18/related/1/label": "bool data type", "/versions/18/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/18/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/18/related/4/label": "btree/datetime_ops family", "/versions/18/related/5/label": "brin/datetime_minmax_ops family", "/versions/18/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/18/sections/0/title": "Catalog interpretation", "/versions/18/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.", "/versions/18/tables/0/rows/0/purpose": "search", "/versions/18/tables/0/rows/1/purpose": "search", "/versions/18/tables/0/rows/2/purpose": "search", "/versions/18/tables/0/columns/0/label": "Index AM", "/versions/18/tables/0/columns/1/label": "Family", "/versions/18/tables/0/columns/2/label": "Strategy", "/versions/18/tables/0/columns/3/label": "Purpose", "/versions/18/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "dbd04ff2fe0f6f20a438406030c0c1646704b52d50705ea588c44e3c9ddd8815", "canonical_center_text_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/18/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/18/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "center_zh_rendered": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/docs/18/sql-createoperator.html\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/docs/18/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/docs/18/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "19": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=19", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=19", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=19", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=19", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=19", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=19", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=19", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=19", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=19", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=19", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=19", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19rc1/postgresql-19rc1.tar.bz2", "label": "19rc1", "major": "19", "channel": "preview", "revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "source_sha256": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "manual_fingerprint": "63afc6091780ed5e52920ff9ef5adb6aa7dfcc82f8f413ed36ad46095788488d", "catalog_fingerprint": "da7a8a4e03b72cd120b91ffdff4265e065ccad9eab9964fc3eb1279a58464eb8"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v19rc1/postgresql-19rc1.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, {"url": "/docs/19/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 19 English manual: catalog-pg-operator.html", "sha256": "d72adfa2e7a4b73f626c90a03915426b5843f7b75a31fac47c12448b822dbe3b"}, {"url": "/docs/19/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 19 English manual: catalog-pg-amop.html", "sha256": "ff953e362a227387990b27226aff52dfd10f5f25b408d1bac8fa3e50bb45d00f"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/19/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "19", "build_id": 109, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "776fc135311c87a436777942c5dca664faacc83ec029db551c2d4c1a8d566515", "fragment_sha256": "cd0745f95f81b49375bd9a435dfd824847236ec83e7504d21cb92e48ccffeb3e", "source_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c", "translated_from_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "body_sha256": "9d142b39c4df2e460575a5ce33697fb9a8d0303f7f2b6099219157ba549f918c", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "19", "text_hash": "b1705006c299851b8fb6c3d10570a5d892f152c068654ca78b808997f06d3fc9", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=19", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=19", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=19", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=19", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/19/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "19", "build_id": 109, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "776fc135311c87a436777942c5dca664faacc83ec029db551c2d4c1a8d566515", "fragment_sha256": "cd0745f95f81b49375bd9a435dfd824847236ec83e7504d21cb92e48ccffeb3e", "source_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c", "translated_from_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "body_sha256": "9d142b39c4df2e460575a5ce33697fb9a8d0303f7f2b6099219157ba549f918c", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/19/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/19/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/19/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "19", "link_map": {"/zh/docs/19/xoper.html": "/docs/19/xoper.html", "/zh/docs/19/sql-createoperator.html": "/docs/19/sql-createoperator.html", "/zh/docs/19/catalog-pg-operator.html": "/docs/19/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/19/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/19/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/19/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "6c09468fd56bb6ba54840b8171c2826a11245913ed72a31eeca1434b3017833d", "content_hash": "b1705006c299851b8fb6c3d10570a5d892f152c068654ca78b808997f06d3fc9", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=19", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=19", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=19", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=19", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/19/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "8685135a1f22b71dfcd182e77ed97d14ceb21f011d1b58b2b168130423c68d5c", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/19/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "9debafecc544409918e14c4ab4498c5b52d41808968dccb8a5874794ef8e4ac1", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/19/description/0": "less than", "/versions/19/facts/0/label": "Left operand", "/versions/19/facts/1/label": "Right operand", "/versions/19/facts/2/label": "Result type", "/versions/19/facts/3/label": "Implementing function", "/versions/19/facts/4/label": "Operator kind", "/versions/19/facts/5/label": "Hash join candidate", "/versions/19/facts/5/value": "no", "/versions/19/facts/6/label": "Merge join candidate", "/versions/19/facts/6/value": "no", "/versions/19/tables/0/title": "Declared operator-family membership", "/versions/19/related/0/label": "timestamptz data type", "/versions/19/related/1/label": "bool data type", "/versions/19/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/19/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/19/related/4/label": "btree/datetime_ops family", "/versions/19/related/5/label": "brin/datetime_minmax_ops family", "/versions/19/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/19/sections/0/title": "Catalog interpretation", "/versions/19/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.", "/versions/19/tables/0/rows/0/purpose": "search", "/versions/19/tables/0/rows/1/purpose": "search", "/versions/19/tables/0/rows/2/purpose": "search", "/versions/19/tables/0/columns/0/label": "Index AM", "/versions/19/tables/0/columns/1/label": "Family", "/versions/19/tables/0/columns/2/label": "Strategy", "/versions/19/tables/0/columns/3/label": "Purpose", "/versions/19/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "ee63b4231e6d79bfa68f81642bf04585beb57db6aa5a830557c8141f6d280403", "canonical_center_text_hash": "b1705006c299851b8fb6c3d10570a5d892f152c068654ca78b808997f06d3fc9"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/19/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/19/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/19/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "source_revalidation": {"kind": "static-same-version-source-and-manual-replay", "audit": "wiki-audit-20261023", "runtime_rerun": false, "compared_fields": "entity membership and source-derived facts; presentation markup normalized", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "previous_source_revision": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}}, "20": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=20", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=20", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=20", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=20", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=20", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=20", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=20", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=20", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=20", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=20", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "label": "20devel", "major": "20", "channel": "devel", "revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "source_sha256": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "manual_fingerprint": "4afd3a8e29953000e176877e161458a2febaeaac5a5e16986595d3acc2418c7d", "catalog_fingerprint": "e519e6916a731ce8fb9bca3edb12410227f73e01ccd43fb6f5fb98276f08985f"}, "sources": [{"url": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, {"url": "/docs/devel/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 20 English manual: catalog-pg-operator.html", "sha256": "117e39bcb71e0d3fb201bdaf5071df520f8f8bc661ecefd758dc661956e2059a"}, {"url": "/docs/devel/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 20 English manual: catalog-pg-amop.html", "sha256": "21308426099a60febe495b5e6edd040a5b0f7cb87269121a33549a930433d19f"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/devel/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "20", "build_id": 111, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "9847268500c83015e677b19f0521e21dc09c8419c540f626cd33eb82b0d0a3a6", "fragment_sha256": "7d18837da9869c432f4fff0d59ca7f8694167876d0be212e9e11d74ab80a3d2e", "source_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:98c980963b401d40bd50df72b909e7523e3148b8fdb48edd897de2efb67e5235", "translated_from_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "body_sha256": "4bf95841bc92d36c6c189ca8336dfc4cf3d3a83e142f9cab1db9f7878a9322af", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "20", "text_hash": "d20969cdb9a23eca3ba1b99519f95cc5ce3c18dfa68a4bdb1c3792ed4159c762", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=20", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=20", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=20", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/devel/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "20", "build_id": 111, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "9847268500c83015e677b19f0521e21dc09c8419c540f626cd33eb82b0d0a3a6", "fragment_sha256": "7d18837da9869c432f4fff0d59ca7f8694167876d0be212e9e11d74ab80a3d2e", "source_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:98c980963b401d40bd50df72b909e7523e3148b8fdb48edd897de2efb67e5235", "translated_from_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "body_sha256": "4bf95841bc92d36c6c189ca8336dfc4cf3d3a83e142f9cab1db9f7878a9322af", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/devel/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/devel/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/devel/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "20", "link_map": {"/zh/docs/devel/xoper.html": "/docs/devel/xoper.html", "/zh/docs/devel/sql-createoperator.html": "/docs/devel/sql-createoperator.html", "/zh/docs/devel/catalog-pg-operator.html": "/docs/devel/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/devel/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/devel/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/devel/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "85a18828b633b11465b99203e131938f978b4bcfbb33ca9d3f1cfd347f47de84", "content_hash": "d20969cdb9a23eca3ba1b99519f95cc5ce3c18dfa68a4bdb1c3792ed4159c762", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=20", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=20", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=20", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/devel/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "e899b3d8b206f52e8dc0ac4b6019e55022abcf901a9d6cf93edf588bc4354664", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/devel/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "573e7b9d66caef244b2c03df37b3c4b39b92c1b0e7f32fa8bd3e09d17d5591be", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/summary": "less than", "/category": "Date and time", "/versions/20/description/0": "less than", "/versions/20/facts/0/label": "Left operand", "/versions/20/facts/1/label": "Right operand", "/versions/20/facts/2/label": "Result type", "/versions/20/facts/3/label": "Implementing function", "/versions/20/facts/4/label": "Operator kind", "/versions/20/facts/5/label": "Hash join candidate", "/versions/20/facts/5/value": "no", "/versions/20/facts/6/label": "Merge join candidate", "/versions/20/facts/6/value": "no", "/versions/20/tables/0/title": "Declared operator-family membership", "/versions/20/related/0/label": "timestamptz data type", "/versions/20/related/1/label": "bool data type", "/versions/20/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/20/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/20/related/4/label": "btree/datetime_ops family", "/versions/20/related/5/label": "brin/datetime_minmax_ops family", "/versions/20/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/20/sections/0/title": "Catalog interpretation", "/versions/20/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.", "/versions/20/tables/0/rows/0/purpose": "search", "/versions/20/tables/0/rows/1/purpose": "search", "/versions/20/tables/0/rows/2/purpose": "search", "/versions/20/tables/0/columns/0/label": "Index AM", "/versions/20/tables/0/columns/1/label": "Family", "/versions/20/tables/0/columns/2/label": "Strategy", "/versions/20/tables/0/columns/3/label": "Purpose", "/versions/20/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "082f21fa6397f094c004e3c73b919be60b414982ac1f84f9bd01d61fa1beb1a2", "canonical_center_text_hash": "d20969cdb9a23eca3ba1b99519f95cc5ce3c18dfa68a4bdb1c3792ed4159c762"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/devel/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/devel/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/devel/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "source_revalidation": {"kind": "static-same-version-source-and-manual-replay", "audit": "wiki-audit-20261023", "runtime_rerun": false, "compared_fields": "entity membership and source-derived facts; presentation markup normalized", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "previous_source_revision": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41"}}}}, "snapshot": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "aliases": ["<", "<(timestamptz,timestamptz)"], "related": [{"url": "/wiki/type/timestamptz/?v=18", "label": "timestamptz \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=18", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3e-timestamptz-timestamptz/?v=18", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a>(timestamptz,timestamptz)"}, {"url": "/wiki/operator/op-3e3d-timestamptz-timestamptz/?v=18", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a>=(timestamptz,timestamptz)"}, {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "label": "btree/datetime_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "label": "brin/datetime_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "label": "brin/datetime_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f", "manual_fingerprint": "fefce9e478eb2afe5e17e869492bbedc67dce23d317f0a5257240113d6496ebc", "catalog_fingerprint": "deec62e0f0c649d9d0d058ddd0b16bf41afffd569c3fd73949ff0971ce5cabd6"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, {"url": "/docs/18/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 18 English manual: catalog-pg-operator.html", "sha256": "e0b1817914e5e8f9037955cd41e9a43584e9227fcc115784898ecdd9a6c0ecd6"}, {"url": "/docs/18/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 18 English manual: catalog-pg-amop.html", "sha256": "e65b90ee78eaf4b4da97ce5b08b972cee2e2660b882ec107be22eca47201f7d1"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/18/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "866547c7d8dd1d830de6c28cee33e2e3adb45288d1d47be58b03fbfb346e9d08", "fragment_sha256": "81aed42a595595a07ab55430c00e66eb6d05033809e63b1281b205ed73fb5610", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "84dd73532b3222b2c893d46943546cf093ca8f05dfb16159169d7fd40bcd0429", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "center_zh": {"title": "<(timestamptz,timestamptz)", "locale": "zh-Hans", "source": {"key": "op-3c-timestamptz-timestamptz", "locale": "zh-Hans", "version": "18", "text_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "timestamptz"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "timestamptz_lt(timestamptz,timestamptz)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/18/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "866547c7d8dd1d830de6c28cee33e2e3adb45288d1d47be58b03fbfb346e9d08", "fragment_sha256": "81aed42a595595a07ab55430c00e66eb6d05033809e63b1281b205ed73fb5610", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "84dd73532b3222b2c893d46943546cf093ca8f05dfb16159169d7fd40bcd0429", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "description_zh": "\u5c0f\u4e8e\u3002", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code class=\"structname\">pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a class=\"xref\" href=\"/zh/docs/18/sql-createoperator.html\"><span class=\"refentrytitle\">CREATE OPERATOR</span></a> \u548c<a class=\"xref\" href=\"/zh/docs/18/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "summary": "\u5c0f\u4e8e\u3002", "version": "18", "link_map": {"/zh/docs/18/xoper.html": "/docs/18/xoper.html", "/zh/docs/18/sql-createoperator.html": "/docs/18/sql-createoperator.html", "/zh/docs/18/catalog-pg-operator.html": "/docs/18/catalog-pg-operator.html"}, "body_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/18/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/18/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "body_sha256": "77d56dd0130d5174ba396d369dc4e34afa30839254cb7c33f831c8a5c42edd05", "content_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "<(timestamptz,timestamptz) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-datetime_ops/?v=18", "text": "datetime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_ops/?v=18", "text": "datetime_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-datetime_minmax_multi_ops/?v=18", "text": "datetime_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}], "title": "\u58f0\u660e\u7684\u64cd\u4f5c\u7b26\u5bb6\u65cf\u6210\u5458\u5173\u7cfb", "columns": [{"key": "method", "label": "\u7d22\u5f15\u8bbf\u95ee\u65b9\u6cd5"}, {"key": "family", "label": "\u64cd\u4f5c\u7b26\u5bb6\u65cf"}, {"key": "strategy", "label": "\u7b56\u7565"}, {"key": "purpose", "label": "\u7528\u9014"}, {"key": "sort_family", "label": "\u6392\u5e8f\u5bb6\u65cf"}]}], "source_oid": "1322", "description": ["\u5c0f\u4e8e\u3002"], "memberships": [{"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-btree-datetime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}, {"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "description": "less than", "family_slug": "family-brin-datetime_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3c-timestamptz-timestamptz", "sort_family_slug": ""}], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 36.14 \u8282 \u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/18/catalog-pg-amop.html", "method": "same-major semantic node", "sha256": "c46185aa5f574dacd289a0b3876023793406b4cf58dee7eeebb86436d0577bdc", "language": "zh", "matched_nodes": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/18/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "7cfcd945bbbd55377dea8d4bd57380014caceb4e83c5db3be16c23eb5991d68f", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "less than", "/versions/18/facts/0/label": "Left operand", "/versions/18/facts/1/label": "Right operand", "/versions/18/facts/2/label": "Result type", "/versions/18/facts/3/label": "Implementing function", "/versions/18/facts/4/label": "Operator kind", "/versions/18/facts/5/label": "Hash join candidate", "/versions/18/facts/5/value": "no", "/versions/18/facts/6/label": "Merge join candidate", "/versions/18/facts/6/value": "no", "/versions/18/tables/0/title": "Declared operator-family membership", "/versions/18/related/0/label": "timestamptz data type", "/versions/18/related/1/label": "bool data type", "/versions/18/related/2/label": "Commutator: >(timestamptz,timestamptz)", "/versions/18/related/3/label": "Negator: >=(timestamptz,timestamptz)", "/versions/18/related/4/label": "btree/datetime_ops family", "/versions/18/related/5/label": "brin/datetime_minmax_ops family", "/versions/18/related/6/label": "brin/datetime_minmax_multi_ops family", "/versions/18/sections/0/title": "Catalog interpretation", "/versions/18/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.", "/versions/18/tables/0/rows/0/purpose": "search", "/versions/18/tables/0/rows/1/purpose": "search", "/versions/18/tables/0/rows/2/purpose": "search", "/versions/18/tables/0/columns/0/label": "Index AM", "/versions/18/tables/0/columns/1/label": "Family", "/versions/18/tables/0/columns/2/label": "Strategy", "/versions/18/tables/0/columns/3/label": "Purpose", "/versions/18/tables/0/columns/4/label": "Ordering family"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "dbd04ff2fe0f6f20a438406030c0c1646704b52d50705ea588c44e3c9ddd8815", "canonical_center_text_hash": "04754c586abc027108c18d48c2252a151f992e86987541eb7fe0869590b8d41d"}, "description_zh": "\u5c0f\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "<", "negator": ">=(timestamptz,timestamptz)", "function": "timestamptz_lt(timestamptz,timestamptz)", "hash_join": "f", "left_type": "timestamptz", "commutator": ">(timestamptz,timestamptz)", "merge_join": "f", "right_type": "timestamptz", "result_type": "bool"}, "memberships": [{"family": "datetime_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_minmax_ops", "method": "brin", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}, {"family": "datetime_ops", "method": "btree", "purpose": "search", "operator": "<(timestamptz,timestamptz)", "strategy": "1", "left_type": "timestamptz", "right_type": "timestamptz", "sort_family": ""}]}, "comparison_hash": "6ec1ec6aee37129120aa32a0784c448217e43f882a3a43ff245e65f12c9ab514", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/18/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/18/xoper.html\" rel=\"nofollow\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/zh/docs/18/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>", "center_zh_rendered": "<p>\u5c0f\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>&lt;</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&gt;=(timestamptz,timestamptz)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>timestamptz_lt(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>&gt;(timestamptz,timestamptz)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>timestamptz</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/docs/18/sql-createoperator.html\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/docs/18/xoper.html\">\u7b2c\u00a036.14\u00a0\u8282</a>\u3002\n  </p><p><a href=\"/docs/18/catalog-pg-operator.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}