{"kind": "operator", "major": "18", "item": {"slug": "op-3d-int8-int2", "name": "=(int8,int2)", "name_zh": "", "category": "\u6570\u503c", "summary": "\u7b49\u4e8e\u3002", "aliases": ["=", "=(int8,int2)"], "content_hash": "39611edc6b78e820350f388e96a7d582d8910b3241c01b8c4a96cbb60459d2c3", "versions": {"10": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=10", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": 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{"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "10", "text_hash": "ea1b8c32bd8cfdcf29652390ddf1ebe184021d47c9c068f774cf3479abb11478", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=10", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=10", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=10", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=10", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=10", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "2cb9c404870d24fdd9e242dd09fbdac0ea2f2182286a846c9cd873c8a8b822aa", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": 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"3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": 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"result_type": "bool"}, "memberships": [{"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "ef172d711949acd83fb8602e2332107fba5575b4649c6ecc38e621344bb0a8db", "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/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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", 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{"url": "/wiki/indexam/brin/?v=11", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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/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": 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"<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "0ac0bef00449490e05aef3eadd23995b8678aa8ce2cbfbf22c2c888d73f163d9", "content_hash": "c7e2cda03453fe5564c3bef3b21a780fcfa79d1da4e852de07ceb5045ae5486b", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=11", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=11", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=11", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=11", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=11", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=11", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/11/facts/6/label": "Merge join candidate", "/versions/11/facts/6/value": "yes", "/versions/11/tables/0/title": "Declared operator-family membership", "/versions/11/related/0/label": "int8 data type", "/versions/11/related/1/label": "int2 data type", "/versions/11/related/2/label": "bool data type", "/versions/11/related/3/label": "Commutator: =(int2,int8)", "/versions/11/related/4/label": "Negator: <>(int8,int2)", "/versions/11/related/5/label": "btree/integer_ops family", "/versions/11/related/6/label": "hash/integer_ops family", "/versions/11/related/7/label": "brin/integer_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/rows/2/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": "af6e2ae311fde5327fefdc4d745554e464db75839949634a8426a50fb83331af", "canonical_center_text_hash": "c7e2cda03453fe5564c3bef3b21a780fcfa79d1da4e852de07ceb5045ae5486b"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "ef172d711949acd83fb8602e2332107fba5575b4649c6ecc38e621344bb0a8db", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=12", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=12", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=12", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=12", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=12", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=12", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=12", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=12", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=12", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=12", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=12", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=12", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": 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{"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=12", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=12", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=12", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=12", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=12", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=12", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "b7c2c132d6a52c4e2d813b3a5c51986f33156d35dccf2ae71d2a1d097eb1fef2", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": 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"3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": 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\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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": 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{"url": "/wiki/indexam/brin/?v=13", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "f75b29864f6edad6f4b80d8638640a6ae919ef5bf7614a7f7efb64135fc31c6d", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "1a3fc91a447516f6f92d4d9cb995ba5f7bbe6f18f3de60b9d35527cc4a29f637", "content_hash": "54183cd96289b4937069cdc3141118fc10e21f6134111c8610d6f95930bc88c2", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=13", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=13", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=13", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=13", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=13", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=13", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/13/facts/6/label": "Merge join candidate", "/versions/13/facts/6/value": "yes", "/versions/13/tables/0/title": "Declared operator-family membership", "/versions/13/related/0/label": "int8 data type", "/versions/13/related/1/label": "int2 data type", "/versions/13/related/2/label": "bool data type", "/versions/13/related/3/label": "Commutator: =(int2,int8)", "/versions/13/related/4/label": "Negator: <>(int8,int2)", "/versions/13/related/5/label": "btree/integer_ops family", "/versions/13/related/6/label": "hash/integer_ops family", "/versions/13/related/7/label": "brin/integer_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/rows/2/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": "86b0cf429d0270e5edf3b3fac3ab4c17b9eb0541d901b44b1643698d93804e02", "canonical_center_text_hash": "54183cd96289b4937069cdc3141118fc10e21f6134111c8610d6f95930bc88c2"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "ef172d711949acd83fb8602e2332107fba5575b4649c6ecc38e621344bb0a8db", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=14", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=14", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=14", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=14", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=14", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=14", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=14", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=14", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=14", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=14", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=14", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, 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"\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "14", "text_hash": "6d60859105d090c58e95799b0903b6aa89a0686c4a295898abb1ca3bf1313f00", "collection": "operator", "dataset_hash": 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[{"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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "a60b6842be5e6f2854bd09f99fd7da36470bb7e030ac4ddbe8e5c3fdbb02d161", "content_hash": "6d60859105d090c58e95799b0903b6aa89a0686c4a295898abb1ca3bf1313f00", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": 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"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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/14/facts/6/label": "Merge join candidate", "/versions/14/facts/6/value": "yes", "/versions/14/tables/0/title": "Declared operator-family membership", "/versions/14/related/0/label": "int8 data type", "/versions/14/related/1/label": "int2 data type", "/versions/14/related/2/label": "bool data type", "/versions/14/related/3/label": "Commutator: =(int2,int8)", "/versions/14/related/4/label": "Negator: <>(int8,int2)", "/versions/14/related/5/label": "btree/integer_ops family", "/versions/14/related/6/label": "hash/integer_ops family", "/versions/14/related/7/label": "brin/integer_minmax_ops family", "/versions/14/related/8/label": "brin/integer_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/rows/3/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": "e92ce9f05b346b1e7b7a9c62d2201d30bd477805c0c0b48115ebe212c5986536", "canonical_center_text_hash": "6d60859105d090c58e95799b0903b6aa89a0686c4a295898abb1ca3bf1313f00"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=15", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=15", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=15", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=15", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=15", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=15", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=15", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=15", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=15", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=15", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=15", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=15", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-hash-integer_ops/?v=15", "label": "hash/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=15", "label": "brin/integer_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=15", "label": "brin/integer_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": "39e98ccc732fe7712ba2bf96fa54a75ba5e497aeaaac090a049acec0901883bc", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "15", "text_hash": "207e5e49298b0a2a464eb401a83a111adef63089d94df2dff12a3b469cda5767", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": 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"strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=15", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=15", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "39e98ccc732fe7712ba2bf96fa54a75ba5e497aeaaac090a049acec0901883bc", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "62ec98c9ad724f2cf6ae2a627bf0e2009e1710a058410303992c1259ff2d342f", "content_hash": "207e5e49298b0a2a464eb401a83a111adef63089d94df2dff12a3b469cda5767", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=15", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=15", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=15", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=15", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=15", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=15", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=15", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/15/facts/6/label": "Merge join candidate", "/versions/15/facts/6/value": "yes", "/versions/15/tables/0/title": "Declared operator-family membership", "/versions/15/related/0/label": "int8 data type", "/versions/15/related/1/label": "int2 data type", "/versions/15/related/2/label": "bool data type", "/versions/15/related/3/label": "Commutator: =(int2,int8)", "/versions/15/related/4/label": "Negator: <>(int8,int2)", "/versions/15/related/5/label": "btree/integer_ops family", "/versions/15/related/6/label": "hash/integer_ops family", "/versions/15/related/7/label": "brin/integer_minmax_ops family", "/versions/15/related/8/label": "brin/integer_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/rows/3/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": "6d347863824f377af673692af68ccd73a63b6db98cb7187800f7520626d98974", "canonical_center_text_hash": "207e5e49298b0a2a464eb401a83a111adef63089d94df2dff12a3b469cda5767"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=16", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=16", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=16", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=16", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=16", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=16", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=16", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=16", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=16", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=16", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=16", "label": 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"strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=16", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=16", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "d6430e94d20c687a18698acd4b0e86219a8764dced963fcc3a10e37f949b02de", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "5db607006ff09140b283cc718991c1dadbce0ee36fa7eb09995758e2fd19fbda", "content_hash": "84daf4198651caebe8e2788d77b68cf214bf2071f9311127042263d38adccae9", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=16", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=16", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=16", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=16", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=16", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=16", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=16", "text": "integer_minmax_multi_ops"}, "method": {"url": 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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": ["#CATALOG-PG-AMOP/p[2]/em[1]"]}, {"url": "/docs/16/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "ff2395afae4eb19cedbcb0acbd87a844078e82ba0722c2dbe9e7fa0c4c6503d4", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]"]}], "language": "zh", "original_text": {"/versions/16/description/0": "equal", "/versions/16/facts/0/label": "Left operand", "/versions/16/facts/1/label": "Right operand", "/versions/16/facts/2/label": "Result type", "/versions/16/facts/3/label": "Implementing function", "/versions/16/facts/4/label": "Operator kind", "/versions/16/facts/5/label": "Hash join candidate", "/versions/16/facts/5/value": "yes", "/versions/16/facts/6/label": "Merge join candidate", "/versions/16/facts/6/value": "yes", "/versions/16/tables/0/title": "Declared operator-family membership", "/versions/16/related/0/label": "int8 data type", "/versions/16/related/1/label": "int2 data type", "/versions/16/related/2/label": "bool data type", "/versions/16/related/3/label": "Commutator: =(int2,int8)", "/versions/16/related/4/label": "Negator: <>(int8,int2)", "/versions/16/related/5/label": "btree/integer_ops family", "/versions/16/related/6/label": "hash/integer_ops family", "/versions/16/related/7/label": "brin/integer_minmax_ops family", "/versions/16/related/8/label": "brin/integer_minmax_multi_ops family", "/versions/16/sections/0/title": "Catalog interpretation", "/versions/16/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. 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/rows/3/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": "1a062145cf20b06e5c381e3a019bdb721af00162bf8386bc079a5d3cad9f61b4", "canonical_center_text_hash": "84daf4198651caebe8e2788d77b68cf214bf2071f9311127042263d38adccae9"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=17", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=17", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=17", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=17", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=17", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=17", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=17", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=17", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=17", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-hash-integer_ops/?v=17", "label": "hash/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=17", "label": "brin/integer_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=17", "label": "brin/integer_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": "a8e9fb879d962be541725c21775a92b9af6c6b87237b7c4ba33136f8d1897f2c", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "17", "text_hash": "a3d2ada5a20949ee0d345bf895dc4c542e8341f257c131e9a684d7c3bb3c989e", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=17", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=17", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=17", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "a8e9fb879d962be541725c21775a92b9af6c6b87237b7c4ba33136f8d1897f2c", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "dc0d21717303f58fdb04746dd50522813d3d04740b5f41edb9a58afbfe4777a9", "content_hash": "a3d2ada5a20949ee0d345bf895dc4c542e8341f257c131e9a684d7c3bb3c989e", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=17", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=17", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=17", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=17", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=17", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=17", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/17/facts/6/label": "Merge join candidate", "/versions/17/facts/6/value": "yes", "/versions/17/tables/0/title": "Declared operator-family membership", "/versions/17/related/0/label": "int8 data type", "/versions/17/related/1/label": "int2 data type", "/versions/17/related/2/label": "bool data type", "/versions/17/related/3/label": "Commutator: =(int2,int8)", "/versions/17/related/4/label": "Negator: <>(int8,int2)", "/versions/17/related/5/label": "btree/integer_ops family", "/versions/17/related/6/label": "hash/integer_ops family", "/versions/17/related/7/label": "brin/integer_minmax_ops family", "/versions/17/related/8/label": "brin/integer_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/rows/3/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": "f54db93662defe969653c4200e5516e3ba48718a47aa65878eb912de6b42af2d", "canonical_center_text_hash": "a3d2ada5a20949ee0d345bf895dc4c542e8341f257c131e9a684d7c3bb3c989e"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=18", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=18", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=18", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=18", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=18", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=18", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "label": "hash/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "label": "brin/integer_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "label": "brin/integer_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": 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"\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "18", "text_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": 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"strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1449979bfeb4476de4ee2762c38d592fcdc3948b83f05b28ada2bb25766fb581", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "77f4d579ba95eb341cc2efeccbedd0dcefb4af937e26c445b114c28b4ffd30fa", "content_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=18", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": 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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/rows/3/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": "600c97c77be6a1ccd1a3da63d12bea269dcbd6bf17c55b51a6735e3de9655ef5", "canonical_center_text_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": 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"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": "424221805dcbeff06c86fc5790bc514532d6469b31418fd7552dc69ee9096b59", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "afd841145542d1689d240a33c7bea8f347f2776d48b2cf71375f1b802b4d3610", "content_hash": "4a5f877ba69ce404f7fa25309a44b98d2e439cc27208ec5200be4e66eec86436", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=19", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=19", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=19", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=19", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=19", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=19", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=19", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/19/facts/6/label": "Merge join candidate", "/versions/19/facts/6/value": "yes", "/versions/19/tables/0/title": "Declared operator-family membership", "/versions/19/related/0/label": "int8 data type", "/versions/19/related/1/label": "int2 data type", "/versions/19/related/2/label": "bool data type", "/versions/19/related/3/label": "Commutator: =(int2,int8)", "/versions/19/related/4/label": "Negator: <>(int8,int2)", "/versions/19/related/5/label": "btree/integer_ops family", "/versions/19/related/6/label": "hash/integer_ops family", "/versions/19/related/7/label": "brin/integer_minmax_ops family", "/versions/19/related/8/label": "brin/integer_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/rows/3/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": "001dece6184714dbd35aa9442c7df74d86f54bf3dee013cdadd980925bdaaeb3", "canonical_center_text_hash": "4a5f877ba69ce404f7fa25309a44b98d2e439cc27208ec5200be4e66eec86436"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=20", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=20", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=20", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=20", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=20", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=20", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=20", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=20", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=20", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-hash-integer_ops/?v=20", "label": "hash/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=20", "label": "brin/integer_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=20", "label": "brin/integer_minmax_multi_ops \u5bb6\u65cf"}], "release": {"ref": 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"body_sha256": "d86fe7f92a6780aef5d2d1554bf0af38a94bfac3edfab472f43802b55db05fba", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "sections": [{"title": 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"\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=20", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=20", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=20", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": 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"<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "b1a205eee38f5f2676bf8a702a4e7ed3889ef17c16f1812e45c37630babd9667", "content_hash": "e773f295a81ff5b7567d31a36553e57f05a523ba29d224e89c85d8c16d80406c", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=20", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=20", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=20", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=20", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=20", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=20", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}], "title": 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"result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/category": "Numeric", "/versions/20/description/0": "equal", "/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": "yes", "/versions/20/facts/6/label": "Merge join candidate", "/versions/20/facts/6/value": "yes", "/versions/20/tables/0/title": "Declared operator-family membership", "/versions/20/related/0/label": "int8 data type", "/versions/20/related/1/label": "int2 data type", "/versions/20/related/2/label": "bool data type", "/versions/20/related/3/label": "Commutator: =(int2,int8)", "/versions/20/related/4/label": "Negator: <>(int8,int2)", "/versions/20/related/5/label": "btree/integer_ops family", "/versions/20/related/6/label": "hash/integer_ops family", "/versions/20/related/7/label": "brin/integer_minmax_ops family", "/versions/20/related/8/label": "brin/integer_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/rows/3/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": "66ed11366a044cda9ec56d40e3814f5ceb4e381db4ba9ea30e3b61f420325428", "canonical_center_text_hash": "e773f295a81ff5b7567d31a36553e57f05a523ba29d224e89c85d8c16d80406c"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=18", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": ["=", "=(int8,int2)"], "related": [{"url": "/wiki/type/int8/?v=18", "label": "int8 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/int2/?v=18", "label": "int2 \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=18", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3d-int2-int8/?v=18", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a=(int2,int8)"}, {"url": "/wiki/operator/op-3c3e-int8-int2/?v=18", "label": "\u53d6\u53cd\u64cd\u4f5c\u7b26\uff1a<>(int8,int2)"}, {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "label": "btree/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "label": "hash/integer_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "label": "brin/integer_minmax_ops \u5bb6\u65cf"}, {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "label": "brin/integer_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": "1449979bfeb4476de4ee2762c38d592fcdc3948b83f05b28ada2bb25766fb581", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "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": "=(int8,int2)", "locale": "zh-Hans", "source": {"key": "op-3d-int8-int2", "locale": "zh-Hans", "version": "18", "text_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "int8"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "int2"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "int82eq(int8,int2)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u662f"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u662f"}], "tables": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=18", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1449979bfeb4476de4ee2762c38d592fcdc3948b83f05b28ada2bb25766fb581", "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": "\u7b49\u4e8e\u3002", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "\u7b49\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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": "77f4d579ba95eb341cc2efeccbedd0dcefb4af937e26c445b114c28b4ffd30fa", "content_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "=(int8,int2) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/btree/?v=18", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-integer_ops/?v=18", "text": "integer_ops"}, "method": {"url": "/wiki/indexam/hash/?v=18", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_ops/?v=18", "text": "integer_minmax_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-integer_minmax_multi_ops/?v=18", "text": "integer_minmax_multi_ops"}, "method": {"url": "/wiki/indexam/brin/?v=18", "text": "BRIN"}, "purpose": "\u641c\u7d22", "strategy": "3", "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": "1868", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-btree-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-hash-integer_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "sort_family_slug": ""}, {"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "description": "equal", "family_slug": "family-brin-integer_minmax_multi_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-int8-int2", "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": "equal", "/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": "yes", "/versions/18/facts/6/label": "Merge join candidate", "/versions/18/facts/6/value": "yes", "/versions/18/tables/0/title": "Declared operator-family membership", "/versions/18/related/0/label": "int8 data type", "/versions/18/related/1/label": "int2 data type", "/versions/18/related/2/label": "bool data type", "/versions/18/related/3/label": "Commutator: =(int2,int8)", "/versions/18/related/4/label": "Negator: <>(int8,int2)", "/versions/18/related/5/label": "btree/integer_ops family", "/versions/18/related/6/label": "hash/integer_ops family", "/versions/18/related/7/label": "brin/integer_minmax_ops family", "/versions/18/related/8/label": "brin/integer_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/rows/3/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": "600c97c77be6a1ccd1a3da63d12bea269dcbd6bf17c55b51a6735e3de9655ef5", "canonical_center_text_hash": "c031a0196f5bf6a4cfdcb157dbc260e758dfb5172fbcba2cbd426e83b820e470"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(int8,int2)", "function": "int82eq(int8,int2)", "hash_join": "t", "left_type": "int8", "commutator": "=(int2,int8)", "merge_join": "t", "right_type": "int2", "result_type": "bool"}, "memberships": [{"family": "integer_minmax_multi_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "btree", "purpose": "search", "operator": "=(int8,int2)", "strategy": "3", "left_type": "int8", "right_type": "int2", "sort_family": ""}, {"family": "integer_ops", "method": "hash", "purpose": "search", "operator": "=(int8,int2)", "strategy": "1", "left_type": "int8", "right_type": "int2", "sort_family": ""}]}, "comparison_hash": "2e8c2c4d83a2a8f4c787b17747808d6826a5c8ed72c159cf4edc61577453b6c0", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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>\u7b49\u4e8e\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>=</code></dd><dt>\u5426\u5b9a\u8fd0\u7b97\u7b26</dt><dd><code>&lt;&gt;(int8,int2)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>int82eq(int8,int2)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int8</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(int2,int8)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u662f</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>int2</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": ""}}