{"kind": "operator", "major": "18", "item": {"slug": "op-3f2d7c-lseg-lseg", "name": "?-|(lseg,lseg)", "name_zh": "", "category": "\u51e0\u4f55", "summary": "\u5782\u76f4\u76f8\u4ea4\u3002", "aliases": ["?-|", "?-|(lseg,lseg)"], "content_hash": "e43e97834d51f8e3980503890f9710c540211e59f4acd73b4ca822c2badc55fa", "versions": {"10": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "aliases": ["?-|", "?-|(lseg,lseg)"], "related": [{"url": "/wiki/type/lseg/?v=10", "label": "lseg \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=10", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3f2d7c-lseg-lseg/?v=10", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a?-|(lseg,lseg)"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "historical", "revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9", "manual_fingerprint": "113b870e3ff4b52320f34750da5e740800f3f6e4ed6f2fc00a0891944d1be7c2", "catalog_fingerprint": "dd2d5fd5e17d29184db5f6625f9f0f9b9d40ae7aa34b6ccf28ddbc8684bd4992"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, {"url": "/docs/10/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 10 English manual: catalog-pg-operator.html", "sha256": "1264240e312e88b54064702e9716b8d21fec2f06d1e3a9568f88a01f19f722df"}, {"url": "/docs/10/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 10 English manual: catalog-pg-amop.html", "sha256": "d5ce5a3be599e5506edbe3ff615674beb013720953f4979a44b6ecfd4cc24090"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/10/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "10", "build_id": 63, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "870c7f6d7f9191fcadd22f350757fd9479ff58e5275c7ebf8ec96711a855bafe", "fragment_sha256": "b9dad14209496011fd94abd21d7e19af357ab6089c550e36a5196a0683ab0054", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:62997ea80516ad012fbf6359de33f3b016b54c47e2df76e75606116b4baaf8e5", "translated_from_revision": null}, "body_sha256": "d93a4b0f5a011f921ce3704d7316c8f93b455cbfdc48e55eb3e189f0e7d269f2", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "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": "?-|(lseg,lseg)", "locale": "zh-Hans", "source": {"key": "op-3f2d7c-lseg-lseg", "locale": "zh-Hans", "version": "10", "text_hash": "54d2f7f726968c84dd0e4d7d4a86eaedf4f402a6292ce0c07cc41d0b8ca7bb5c", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "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": "d93a4b0f5a011f921ce3704d7316c8f93b455cbfdc48e55eb3e189f0e7d269f2", "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": "\u5782\u76f4\u76f8\u4ea4\u3002", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "\u5782\u76f4\u76f8\u4ea4\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>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "749e0850e8f08f94569bab5e2da06ffdd8edaa61d7c07a1b23d9975455d02d76", "content_hash": "54d2f7f726968c84dd0e4d7d4a86eaedf4f402a6292ce0c07cc41d0b8ca7bb5c", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "signature": "?-|(lseg,lseg) \u2192 bool", "tables_zh": [], "source_oid": "1527", "description": ["\u5782\u76f4\u76f8\u4ea4\u3002"], "memberships": [], "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 37.12 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/10/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "3740bedec8ec7057a4675ce56725731bbf5f224a99576be65691ff91e66c9e5b", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]", "#CATALOG-PG-OPERATOR/p[5]"]}], "language": "zh", "original_text": {"/versions/10/description/0": "perpendicular", "/versions/10/facts/0/label": "Left operand", "/versions/10/facts/1/label": "Right operand", "/versions/10/facts/2/label": "Result type", "/versions/10/facts/3/label": "Implementing function", "/versions/10/facts/4/label": "Operator kind", "/versions/10/facts/5/label": "Hash join candidate", "/versions/10/facts/5/value": "no", "/versions/10/facts/6/label": "Merge join candidate", "/versions/10/facts/6/value": "no", "/versions/10/related/0/label": "lseg data type", "/versions/10/related/1/label": "bool data type", "/versions/10/related/2/label": "Commutator: ?-|(lseg,lseg)", "/versions/10/sections/0/title": "Catalog interpretation", "/versions/10/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 37.12 for more information.", "/versions/10/sections/0/paragraphs/1": "Unused columns contain zeroes. For example, oprleft is zero for a prefix operator."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "3e7769db417cb1f430cbb5cf4596734bf8a94259f2f0edebf597e9e7c3179c70", "canonical_center_text_hash": "54d2f7f726968c84dd0e4d7d4a86eaedf4f402a6292ce0c07cc41d0b8ca7bb5c"}, "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "result_type": "bool"}, "memberships": []}, "comparison_hash": "90a23a3fed082cef9fa401efdad8394baf3494cfdc680d18adfe87046c5fe509", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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>"}, "11": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "aliases": ["?-|", "?-|(lseg,lseg)"], "related": [{"url": "/wiki/type/lseg/?v=11", "label": "lseg \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=11", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3f2d7c-lseg-lseg/?v=11", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a?-|(lseg,lseg)"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "label": "11.22", "major": "11", "channel": "historical", "revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0", "source_sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0", "manual_fingerprint": "99c9e45d34555f000789cb4e019492e838041c1f2f31d840f3051ff9d7ed9118", "catalog_fingerprint": "4f08eb8c7ac7d09abfbb29a172148a44b8fb72026616bb55a5f8f84db7a38785"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, {"url": "/docs/11/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 11 English manual: catalog-pg-operator.html", "sha256": "3de94bb7f17052a69cf35056c95cac18bf74de96ea2c7b243165f1eeb6a3d587"}, {"url": "/docs/11/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 11 English manual: catalog-pg-amop.html", "sha256": "c17d050a6f2d093de2c343242bcc4d446b936de1d2902727d3fa3b0697b44fd3"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/11/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "0a1886d791082632a12e7f8727bde5468669f9a29ef4525aa1c89ba15b017a01", "fragment_sha256": "adb97cbf474fdd0e74539c40cd3f68706ea9b84436a3670063f959f620302de8", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1", "translated_from_revision": null}, "body_sha256": "ae96866946c7ccc333114aea3cb68134d73321a783a21f3fced2519900698f76", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "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 38.13 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "center_zh": {"title": "?-|(lseg,lseg)", "locale": "zh-Hans", "source": {"key": "op-3f2d7c-lseg-lseg", "locale": "zh-Hans", "version": "11", "text_hash": "0ee6c9e6bbcb06892c7443003e0fc5708d66f3e6ef2d7ec6d57bfb9a58972aaf", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/11/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "0a1886d791082632a12e7f8727bde5468669f9a29ef4525aa1c89ba15b017a01", "fragment_sha256": "adb97cbf474fdd0e74539c40cd3f68706ea9b84436a3670063f959f620302de8", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1", "translated_from_revision": null}, "body_sha256": "ae96866946c7ccc333114aea3cb68134d73321a783a21f3fced2519900698f76", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 38.13 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "\u5782\u76f4\u76f8\u4ea4\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>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "a48dd77b6556dabfa551cfef6500d2543c8637a1289cd87974731bfe19532cf1", "content_hash": "0ee6c9e6bbcb06892c7443003e0fc5708d66f3e6ef2d7ec6d57bfb9a58972aaf", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "?-|(lseg,lseg) \u2192 bool", "tables_zh": [], "source_oid": "1527", "description": ["\u5782\u76f4\u76f8\u4ea4\u3002"], "memberships": [], "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-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": "perpendicular", "/versions/11/facts/0/label": "Left operand", "/versions/11/facts/1/label": "Right operand", "/versions/11/facts/2/label": "Result type", "/versions/11/facts/3/label": "Implementing function", "/versions/11/facts/4/label": "Operator kind", "/versions/11/facts/5/label": "Hash join candidate", "/versions/11/facts/5/value": "no", "/versions/11/facts/6/label": "Merge join candidate", "/versions/11/facts/6/value": "no", "/versions/11/related/0/label": "lseg data type", "/versions/11/related/1/label": "bool data type", "/versions/11/related/2/label": "Commutator: ?-|(lseg,lseg)", "/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."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "d3309ee1fcdbcaafe99886081c90da2a73d5db13bfd993639e5a27c5adfcd36c", "canonical_center_text_hash": "0ee6c9e6bbcb06892c7443003e0fc5708d66f3e6ef2d7ec6d57bfb9a58972aaf"}, "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "result_type": "bool"}, "memberships": []}, "comparison_hash": "90a23a3fed082cef9fa401efdad8394baf3494cfdc680d18adfe87046c5fe509", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "aliases": ["?-|", "?-|(lseg,lseg)"], "related": [{"url": "/wiki/type/lseg/?v=12", "label": "lseg \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/type/bool/?v=12", "label": "bool \u6570\u636e\u7c7b\u578b"}, {"url": "/wiki/operator/op-3f2d7c-lseg-lseg/?v=12", "label": "\u4ea4\u6362\u64cd\u4f5c\u7b26\uff1a?-|(lseg,lseg)"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": "historical", "revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b", "manual_fingerprint": "535df36baec2140f211303631c0a3f64e02d2673b9d34cb050d247997c94bd1e", "catalog_fingerprint": "1f423fd3c5fb61c039f8814116ce19dedbb2804bc864599818e88cbc4f5f284a"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, {"url": "/docs/12/catalog-pg-operator.html", "path": "catalog-pg-operator.html", "label": "PostgreSQL 12 English manual: catalog-pg-operator.html", "sha256": "e3f4410bbe926fcc950323b3358f3be85a42e2552afd5938562f725df6675cdb"}, {"url": "/docs/12/catalog-pg-amop.html", "path": "catalog-pg-amop.html", "label": "PostgreSQL 12 English manual: catalog-pg-amop.html", "sha256": "84b91a9d763b1fb2968cc8be226a0369d31a6acb2468eb56cfd0b8d2030d1b45"}], "zh_from": {"kind": "same-version-chinese-manual-with-authored-translation-of-source-description", "manual": {"url": "/zh/docs/12/catalog-pg-operator.html", "anchor": "", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "catalog-pg-operator.html", "extraction": "concept-introduction", "source_hash": "81ee405c6c78bb15e19f04abae13db32e44641d76ab4b54f5a93e2fe5ccf7ff2", "fragment_sha256": "caa51cc02d567e9c4f74ed11c50a00e96c00f3b660a06a90fe345dec73c95524", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "fe08cc143f140b806e8aec90fc39132662e6dc7636c2defe23e1506d70616adb", "runtime_rerun": false, "authored_translation": "authored-translation-of-source-description", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "facts_zh": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "result_type": "bool"}, "sections": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "center_zh": {"title": "?-|(lseg,lseg)", "locale": "zh-Hans", "source": {"key": "op-3f2d7c-lseg-lseg", "locale": "zh-Hans", "version": "12", "text_hash": "ed7a17d00a86d5291628e7de5c331e2962a43e20c0ed182588042c6c398f809b", "collection": "operator", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "payload": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "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": "fe08cc143f140b806e8aec90fc39132662e6dc7636c2defe23e1506d70616adb", "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": "\u5782\u76f4\u76f8\u4ea4\u3002", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "\u5782\u76f4\u76f8\u4ea4\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>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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": "21b7e250ea54e4cae485c9af59f66e3a90198367b3fb01b2e5433e665ec6a738", "content_hash": "ed7a17d00a86d5291628e7de5c331e2962a43e20c0ed182588042c6c398f809b", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "signature": "?-|(lseg,lseg) \u2192 bool", "tables_zh": [], "source_oid": "1527", "description": ["\u5782\u76f4\u76f8\u4ea4\u3002"], "memberships": [], "sections_zh": [{"title": "\u76ee\u5f55\u8bb0\u5f55\u89e3\u8bfb", "paragraphs": ["\u76ee\u5f55 pg_operator \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 CREATE OPERATOR \u548c \u7b2c 37.14 \u8282 \u3002", "\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 oprleft \u4e3a\u96f6\u3002"]}], "localization": {"status": "complete", "sources": [{"url": "/docs/12/catalog-pg-operator.html", "method": "same-major semantic node", "sha256": "4a79b5202e1196d421bb3e2618f56796ef0b5c8fc2303cae3f9889c405e5236f", "language": "zh", "matched_nodes": ["#CATALOG-PG-OPERATOR/p[2]", "#CATALOG-PG-OPERATOR/p[5]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "perpendicular", "/versions/12/facts/0/label": "Left operand", "/versions/12/facts/1/label": "Right operand", "/versions/12/facts/2/label": "Result type", "/versions/12/facts/3/label": "Implementing function", "/versions/12/facts/4/label": "Operator kind", "/versions/12/facts/5/label": "Hash join candidate", "/versions/12/facts/5/value": "no", "/versions/12/facts/6/label": "Merge join candidate", "/versions/12/facts/6/value": "no", "/versions/12/related/0/label": "lseg data type", "/versions/12/related/1/label": "bool data type", "/versions/12/related/2/label": "Commutator: ?-|(lseg,lseg)", "/versions/12/sections/0/title": "Catalog interpretation", "/versions/12/sections/0/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 37.14 for more information.", "/versions/12/sections/0/paragraphs/1": "Unused columns contain zeroes. For example, oprleft is zero for a prefix operator."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "f3d6f08147f37ab56f4aaf8c6ba51ce22c7ef9fba03ef9d024e0537fffc8a553", "canonical_center_text_hash": "ed7a17d00a86d5291628e7de5c331e2962a43e20c0ed182588042c6c398f809b"}, "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "result_type": "bool"}, "memberships": []}, "comparison_hash": "90a23a3fed082cef9fa401efdad8394baf3494cfdc680d18adfe87046c5fe509", "manual_language": "zh", "manual_semantics": "Source catalog description; no additional matching manual operator definition claimed", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u7ed3\u679c\u7c7b\u578b</dt><dd><code>bool</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n   \u76ee\u5f55 <code>pg_operator</code> \u5b58\u50a8\u5173\u4e8e\u64cd\u4f5c\u7b26\u7684\u4fe1\u606f\u3002\u8be6\u89c1 <a href=\"/zh/docs/12/sql-createoperator.html\" rel=\"nofollow\"><span>CREATE OPERATOR</span></a> \u548c<a href=\"/zh/docs/12/xoper.html\" rel=\"nofollow\">\u7b2c\u00a037.14\u00a0\u8282</a>\u3002\n  </p><p>\u672a\u4f7f\u7528\u7684\u5217\u5305\u542b\u96f6\u3002\u4f8b\u5982\uff0c\u524d\u7f00\u64cd\u4f5c\u7b26\u7684 <code>oprleft</code> \u4e3a\u96f6\u3002</p><p><a href=\"/zh/docs/12/catalog-pg-operator.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "13": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, 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href=\"/zh/docs/13/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "13", "link_map": {"/zh/docs/13/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/13/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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"<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.35.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/14/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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href=\"/zh/docs/15/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "15", "link_map": {"/zh/docs/15/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/15/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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"<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/15/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "aliases": ["?-|", "?-|(lseg,lseg)"], 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href=\"/zh/docs/16/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "16", "link_map": {"/zh/docs/16/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/16/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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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": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], "tables": [], "aliases": ["?-|", "?-|(lseg,lseg)"], 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href=\"/zh/docs/17/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "17", "link_map": {"/zh/docs/17/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/17/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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href=\"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "18", "link_map": {"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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"<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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href=\"/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p><p>\u672c\u9875\u5f00\u5934\u7684\u4e2d\u6587\u8bf4\u660e\u4e3a PG.CENTER \u5bf9\u6e90\u7801\u8bf4\u660e\u7684\u7ffb\u8bd1\uff1b\u624b\u518c\u8282\u9009\u4fdd\u7559\u5bf9\u5e94\u7248\u672c\u4e2d\u6587\u6587\u6863\u539f\u6587\u3002\u6e90\u7801\u4fe1\u606f\u53ca\u624b\u518c\u793a\u4f8b\u4e0d\u4ee3\u8868\u91cd\u65b0\u8fdb\u884c\u8fc7\u8fd0\u884c\u6d4b\u8bd5\u3002</p>"}, "19": {"facts": [{"label": "\u5de6\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u53f3\u64cd\u4f5c\u6570", "value": "lseg"}, {"label": "\u8fd4\u56de\u7c7b\u578b", "value": "bool"}, {"label": "\u5b9e\u73b0\u51fd\u6570", "value": "lseg_perp(lseg,lseg)"}, {"label": "\u64cd\u4f5c\u7b26\u79cd\u7c7b", "value": "Binary"}, {"label": "\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5", "value": "\u5426"}, {"label": "\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5", "value": "\u5426"}], 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href=\"/zh/docs/19/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "19", "link_map": {"/zh/docs/19/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/19/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/19/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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36.14 \u8282 \u3002"]}], "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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 class=\"title\"><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/devel/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "20", "link_map": {"/zh/docs/devel/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/devel/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": 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"<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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 class=\"title\"><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": "\u5782\u76f4\u76f8\u4ea4\u3002", "version": "18", "link_map": {"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE": "/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE"}, "body_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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": "8f9741ee788907b5e959565b4d565af30b7d06b399134e2a30f0498a56b91700", "content_hash": "faec0647c268dd14c75a1472a2c282046be46bc31c7dec8f3f5886393137d5d9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "?-|(lseg,lseg) \u2192 bool", "tables_zh": [], "source_oid": "1527", "description": ["\u5782\u76f4\u76f8\u4ea4\u3002"], "memberships": [], "sections_zh": [{"title": "\u82f1\u6587\u624b\u518c\u5b9a\u4e49", "paragraphs": 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"/versions/18/facts/0/label": "Left operand", "/versions/18/facts/1/label": "Right operand", "/versions/18/facts/2/label": "Result type", "/versions/18/facts/3/label": "Implementing function", "/versions/18/facts/4/label": "Operator kind", "/versions/18/facts/5/label": "Hash join candidate", "/versions/18/facts/5/value": "no", "/versions/18/facts/6/label": "Merge join candidate", "/versions/18/facts/6/value": "no", "/versions/18/related/0/label": "lseg data type", "/versions/18/related/1/label": "bool data type", "/versions/18/related/2/label": "Commutator: ?-|(lseg,lseg)", "/versions/18/sections/0/title": "English manual definition", "/versions/18/sections/1/title": "Catalog interpretation", "/versions/18/sections/0/paragraphs/0": "Are lines perpendicular?", "/versions/18/sections/1/paragraphs/0": "The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "010c77e712dc5a5820aa83cc953a4583b31e6a14776deb66af145c1578b5507f", "canonical_center_text_hash": "faec0647c268dd14c75a1472a2c282046be46bc31c7dec8f3f5886393137d5d9"}, "description_zh": "\u5782\u76f4\u76f8\u4ea4\u3002", "comparison_data": {"operator": {"kind": "b", "symbol": "?-|", "negator": "", "function": "lseg_perp(lseg,lseg)", "hash_join": "f", "left_type": "lseg", "commutator": "?-|(lseg,lseg)", "merge_join": "f", "right_type": "lseg", "result_type": "bool"}, "memberships": []}, "comparison_hash": "90a23a3fed082cef9fa401efdad8394baf3494cfdc680d18adfe87046c5fe509", "manual_language": "zh", "manual_semantics": "Exact operand/result signature matched", "description_zh_html": "<p>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/zh/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\" 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>\u5782\u76f4\u76f8\u4ea4\u3002</p><dl><dt>\u79cd\u7c7b</dt><dd><code>b</code></dd><dt>\u7b26\u53f7</dt><dd><code>?-|</code></dd><dt>\u5b9e\u73b0\u51fd\u6570</dt><dd><code>lseg_perp(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u54c8\u5e0c\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u5de6\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</code></dd><dt>\u4ea4\u6362\u8fd0\u7b97\u7b26</dt><dd><code>?-|(lseg,lseg)</code></dd><dt>\u53ef\u7528\u4e8e\u5f52\u5e76\u8fde\u63a5</dt><dd><code>\u5426</code></dd><dt>\u53f3\u64cd\u4f5c\u6570\u7c7b\u578b</dt><dd><code>lseg</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><strong>\u8868\u00a09.36.\u00a0\u51e0\u4f55\u64cd\u4f5c\u7b26</strong></p><p><a href=\"/docs/18/functions-geometry.html#FUNCTIONS-GEOMETRY-OP-TABLE\">\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": ""}}