{"kind": "operator", "major": "18", "item": {"slug": "op-3d-abstime-abstime", "name": "=(abstime,abstime)", "name_zh": "", "category": "\u65e5\u671f\u4e0e\u65f6\u95f4", "summary": "\u6240\u9009\u7248\u672c\u672a\u6536\u5f55\u6b64\u6761\u76ee\u3002", "aliases": ["=", "=(abstime,abstime)"], "content_hash": "f833d3e8ae5fca224498167d1ef888b00645260e6e8c3b6296ad453aa31a554c", "versions": {"10": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "abstimeeq(abstime,abstime)"}, {"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-abstime_ops/?v=10", "text": 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{"label": "\u53f3\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "abstimeeq(abstime,abstime)"}, {"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": "<>(abstime,abstime)", "function": "abstimeeq(abstime,abstime)", "hash_join": "t", "left_type": "abstime", "commutator": "=(abstime,abstime)", "merge_join": "t", "right_type": "abstime", "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": "=(abstime,abstime)", "locale": "zh-Hans", "source": {"key": "op-3d-abstime-abstime", "locale": "zh-Hans", "version": "10", "text_hash": "f3b6403ca4d871683356230baa843e3c0c261dbb0aabb7f7e7320256eb0f897a", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "abstimeeq(abstime,abstime)"}, {"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-abstime_ops/?v=10", "text": "abstime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=10", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-abstime_ops/?v=10", "text": "abstime_ops"}, "method": {"url": "/wiki/indexam/hash/?v=10", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-abstime_minmax_ops/?v=10", "text": "abstime_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": 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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;(abstime,abstime)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>abstimeeq(abstime,abstime)</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>abstime</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(abstime,abstime)</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>abstime</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;(abstime,abstime)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>abstimeeq(abstime,abstime)</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>abstime</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(abstime,abstime)</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>abstime</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>", 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"right_type": "abstime", "result_type": "bool"}, "memberships": [{"family": "abstime_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}, {"family": "abstime_ops", "method": "btree", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}, {"family": "abstime_ops", "method": "hash", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "1", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}]}, "comparison_hash": "9b2ce1647f9510c32f3819070587570574767a32eca3aa980ddf58fb939bcc13", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": 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OPERATOR</span></a> \u548c<a href=\"/zh/docs/10/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.12\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/10/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "11": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "abstime"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, 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"/wiki/opclass/family-brin-abstime_minmax_ops/?v=11", "text": "abstime_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"}]}], "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": 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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;(abstime,abstime)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>abstimeeq(abstime,abstime)</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>abstime</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(abstime,abstime)</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>abstime</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;(abstime,abstime)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>abstimeeq(abstime,abstime)</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>abstime</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(abstime,abstime)</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>abstime</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": "a2ee9bad1dd21c706581f9ee5b7688f433d154d91f425b655c033a11cf4ad1f1", "content_hash": "d0fa4de9118c198986790ca29c391ea542a729a8914c8c682be415c911347629", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "=(abstime,abstime) \u2192 bool", "tables_zh": [{"key": "memberships", "rows": [{"family": {"url": "/wiki/opclass/family-btree-abstime_ops/?v=11", "text": "abstime_ops"}, "method": {"url": "/wiki/indexam/btree/?v=11", "text": "B-tree"}, "purpose": "\u641c\u7d22", "strategy": "3", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-hash-abstime_ops/?v=11", "text": "abstime_ops"}, "method": {"url": "/wiki/indexam/hash/?v=11", "text": "Hash"}, "purpose": "\u641c\u7d22", "strategy": "1", "sort_family": ""}, {"family": {"url": "/wiki/opclass/family-brin-abstime_minmax_ops/?v=11", "text": "abstime_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": "560", "description": ["\u7b49\u4e8e\u3002"], "memberships": [{"family": "abstime_ops", "method": "btree", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "description": "equal", "family_slug": "family-btree-abstime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-abstime-abstime", "sort_family_slug": ""}, {"family": "abstime_ops", "method": "hash", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "1", "left_type": "abstime", "right_type": "abstime", "description": "equal", "family_slug": "family-hash-abstime_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-abstime-abstime", "sort_family_slug": ""}, {"family": "abstime_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "description": "equal", "family_slug": "family-brin-abstime_minmax_ops", "result_type": "bool", "sort_family": "", "operator_slug": "op-3d-abstime-abstime", "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": {"/summary": "equal", "/category": "Date and time", "/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": "abstime data type", "/versions/11/related/1/label": "bool data type", "/versions/11/related/2/label": "Commutator: =(abstime,abstime)", "/versions/11/related/3/label": "Negator: <>(abstime,abstime)", "/versions/11/related/4/label": "btree/abstime_ops family", "/versions/11/related/5/label": "hash/abstime_ops family", "/versions/11/related/6/label": "brin/abstime_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": "1d16f5d2d5a64b7ab4d4e537d2c6bfa5ef7b2c7a10053805ab12f45eff5c0d5a", "canonical_center_text_hash": "d0fa4de9118c198986790ca29c391ea542a729a8914c8c682be415c911347629"}, "description_zh": "\u7b49\u4e8e\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "=", "negator": "<>(abstime,abstime)", "function": "abstimeeq(abstime,abstime)", "hash_join": "t", "left_type": "abstime", "commutator": "=(abstime,abstime)", "merge_join": "t", "right_type": "abstime", "result_type": "bool"}, "memberships": [{"family": "abstime_minmax_ops", "method": "brin", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}, {"family": "abstime_ops", "method": "btree", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "3", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}, {"family": "abstime_ops", "method": "hash", "purpose": "search", "operator": "=(abstime,abstime)", "strategy": "1", "left_type": "abstime", "right_type": "abstime", "sort_family": ""}]}, "comparison_hash": "9b2ce1647f9510c32f3819070587570574767a32eca3aa980ddf58fb939bcc13", "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;(abstime,abstime)</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>abstimeeq(abstime,abstime)</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>abstime</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>=(abstime,abstime)</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>abstime</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>"}}}, "snapshot": null, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}