{"kind": "language", "major": "18", "item": {"slug": "internal", "name": "internal", "name_zh": "", "category": "\u539f\u751f\u51fd\u6570\u8bed\u8a00", "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "aliases": [], "content_hash": "da78b20a2f1d35cbbae664ef5876f27da89fd0fea7199b9b538ac5c1c218fcb0", "versions": {"10": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "PGUID", "laninline": "0", "lanpltrusted": "f", "lanvalidator": "2246", "lanplcallfoid": "0"}, "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "historical", "revision": 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"unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:62997ea80516ad012fbf6359de33f3b016b54c47e2df76e75606116b4baaf8e5", "translated_from_revision": null}, "body_sha256": "4b84c7cb92716c9406d13242cc5763c7743f4dda620aa2ce8dc362c1f7cabcfc", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/10/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/10/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "10", "link_map": {"/zh/docs/10/xfunc-internal.html": "/docs/10/xfunc-internal.html", "/zh/docs/10/creating-cluster.html": "/docs/10/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/10/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/10/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "efcac85e7d4f19e829e5b6f98bdee92d5e4689118d070328e3228379825cd2e0", "content_hash": "0108dd8f33174472e7597a423639bbba7be5a70657c0fc02c1c378c37c4481ba", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/10/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/10/xfunc-internal.html", "method": "same-major semantic node", "sha256": "903a8c2140f417456b79008f7e88aad69103bbbaee2cd3623a5f984dab17e763", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/10/description/0": "built-in functions", "/versions/10/facts/0/label": "Kind", "/versions/10/facts/0/value": "Native function language", "/versions/10/facts/1/label": "Trusted", "/versions/10/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "3898ad4abb2015aa30052dec0012b28dd73111d87a5039704e9e2655b1c2a68d", "canonical_center_text_hash": "0108dd8f33174472e7597a423639bbba7be5a70657c0fc02c1c378c37c4481ba"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/10/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/10/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "11": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "PGUID", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "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", "catalog_fingerprint": "8f21f4444b7f68923f4762af0eb7937fa2907026e91249483e79050de012c901"}, "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/xfunc-internal.html", "path": "xfunc-internal.html", "label": "PostgreSQL 11 English manual", "sha256": "5109dd6f19709c3c8b06e653b4ea364764a675aad7d7b7afce32c58a11601e26"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/11/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "3d6b133d7acd81eb65ea7b2d64292926cd099a9d5e366cd8ae3f042278a2601b", "fragment_sha256": "c76784fdd8265bb6fd5122a70db5d7d46795e242f5f7de27081e22474604d9c7", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1", "translated_from_revision": null}, "body_sha256": "9a80db68a08893bb8959f13abfaecb22e660af187e8992f4bd26303fd96ce671", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "11", "text_hash": "f94ee24cf9abf6d671ec8cbfbf9b452536d9d021671f77cd811272a97c3cf226", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/11/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "3d6b133d7acd81eb65ea7b2d64292926cd099a9d5e366cd8ae3f042278a2601b", "fragment_sha256": "c76784fdd8265bb6fd5122a70db5d7d46795e242f5f7de27081e22474604d9c7", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1", "translated_from_revision": null}, "body_sha256": "9a80db68a08893bb8959f13abfaecb22e660af187e8992f4bd26303fd96ce671", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/11/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/11/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "11", "link_map": {"/zh/docs/11/xfunc-internal.html": "/docs/11/xfunc-internal.html", "/zh/docs/11/creating-cluster.html": "/docs/11/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/11/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/11/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "0519a5b6fa043f693a924a1bea31eb403a0ed7a92ff260218f5a0119ce31b9fb", "content_hash": "f94ee24cf9abf6d671ec8cbfbf9b452536d9d021671f77cd811272a97c3cf226", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/11/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/11/xfunc-internal.html", "method": "same-major semantic node", "sha256": "f268da7dc7fdc573c7b4272fc5d854f14270cecb7d24b750da02c3a2e33f905d", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/11/description/0": "built-in functions", "/versions/11/facts/0/label": "Kind", "/versions/11/facts/0/value": "Native function language", "/versions/11/facts/1/label": "Trusted", "/versions/11/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "e6a5d625d8b5ec2ade52a1b6750718f55390887defabcc1850f814da8983637a", "canonical_center_text_hash": "f94ee24cf9abf6d671ec8cbfbf9b452536d9d021671f77cd811272a97c3cf226"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/11/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/11/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "12": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "PGUID", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "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", "catalog_fingerprint": 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"translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "8a9af5e1f0e65f00cfc23cf589365737144e4a33d1371308052b525d7e70a621", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "12", "text_hash": "b2b7b67edc3d4f49dcfc7dee3f1f975ac12eda7ad6e0634709838612f6840181", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/12/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "e9f11f7294e8ee86aa22ef917518a44988efc30945f8ce751a57852ee8ed6c04", "fragment_sha256": "2d2e2285c4c99455d2b5e1bcd1e69d67a8a90506e44e83d8779fa76672b8e770", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "8a9af5e1f0e65f00cfc23cf589365737144e4a33d1371308052b525d7e70a621", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/12/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/12/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "12", "link_map": {"/zh/docs/12/xfunc-internal.html": "/docs/12/xfunc-internal.html", "/zh/docs/12/creating-cluster.html": "/docs/12/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/12/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/12/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "823d0c70593bb3e831f02d87c1a6b5b485674b655b11079fd1dd9a3bd1c8b314", "content_hash": "b2b7b67edc3d4f49dcfc7dee3f1f975ac12eda7ad6e0634709838612f6840181", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/12/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/12/xfunc-internal.html", "method": "same-major semantic node", "sha256": "8287d2ac8ff6adc221f9f54d1abadc09dced153f126898bfa118ae56cbd6c142", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "built-in functions", "/versions/12/facts/0/label": "Kind", "/versions/12/facts/0/value": "Native function language", "/versions/12/facts/1/label": "Trusted", "/versions/12/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "aaea2c12262b541c558e8db4532624108aff7bddd85eb076be4fb1edc69caf51", "canonical_center_text_hash": "b2b7b67edc3d4f49dcfc7dee3f1f975ac12eda7ad6e0634709838612f6840181"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/12/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/12/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "13": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "PGUID", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": "historical", "revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6", "catalog_fingerprint": "c7015c845255c9d721c547c8ab9ef37825d332588c9691d982e6906b7d571002"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, {"url": "/docs/13/xfunc-internal.html", "path": "xfunc-internal.html", "label": "PostgreSQL 13 English manual", "sha256": "2f3eb274dee59dd91a96962d2601c5e6bfd46926034049f8c9f1519a7a688010"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/13/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "c15eae7ce07e59d8ae3143c6253e41a18e0801a92edef1be089286e369e0a934", "fragment_sha256": "d4021522d8a3745299434fbd7faa675e38937fb699b4742c69ff862cd0c78fe6", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4", "translated_from_revision": null}, "body_sha256": "910645401e0685a2c1093fc2f306a5a5ef3013c93d1876c9453918587b1f25e1", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "13", "text_hash": "3ba670a1ea0c4af179a497f14e814d51ea51d2c0121a27430d444f6b438fb65f", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/13/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "c15eae7ce07e59d8ae3143c6253e41a18e0801a92edef1be089286e369e0a934", "fragment_sha256": "d4021522d8a3745299434fbd7faa675e38937fb699b4742c69ff862cd0c78fe6", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4", "translated_from_revision": null}, "body_sha256": "910645401e0685a2c1093fc2f306a5a5ef3013c93d1876c9453918587b1f25e1", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/13/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/13/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "13", "link_map": {"/zh/docs/13/xfunc-internal.html": "/docs/13/xfunc-internal.html", "/zh/docs/13/creating-cluster.html": "/docs/13/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/13/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/13/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "a9a8be0e7194cae734ab29e617791a0f3412d745190d44de2bfcac3fceccafc3", "content_hash": "3ba670a1ea0c4af179a497f14e814d51ea51d2c0121a27430d444f6b438fb65f", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/13/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/13/xfunc-internal.html", "method": "same-major semantic node", "sha256": "7bb8ccd5adc8e3bc811e553a947aa1b0a013d88726df288e58d3ec2523b68cb5", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/13/description/0": "built-in functions", "/versions/13/facts/0/label": "Kind", "/versions/13/facts/0/value": "Native function language", "/versions/13/facts/1/label": "Trusted", "/versions/13/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "e5725e1811ba692ee1ae44304f558b19629969b8ea023d849895beb597816209", "canonical_center_text_hash": "3ba670a1ea0c4af179a497f14e814d51ea51d2c0121a27430d444f6b438fb65f"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/13/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/13/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "14": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "14.24", "major": "14", "channel": "stable", "revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897", "catalog_fingerprint": "b272e6a82e4c46efda81c3a6a4cdf7de6a83dfff7f02f226a392fbe9acdd3adb"}, "sources": [{"url": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "Matching PostgreSQL source archive", "sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, {"url": "/docs/14/xfunc-internal.html", "path": "xfunc-internal.html", "label": "PostgreSQL 14 English manual", "sha256": "2e24cbfac4e38b946421ecf539aa1fb8ba7eaa64c54ca4f20ace2772aa0c9a2f"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/14/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "44281c9653fbae65a999bc2bafe9b40c1af414feb04d16a6f0722ba68e0a80e7", "fragment_sha256": "efe20d00e17ea786013d42c63aeec90ee8533a933af36626dbf09793ef7d8563", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef", "translated_from_revision": null}, "body_sha256": "b471b73908132abd3695f3a55aa70c3bfcbcd7e0cd8dadb336cfe9388bb06d26", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "14", "text_hash": "e54e75ba780edf8327db5c06ef8fe8a61b1059f6a786bb5498f498e69339e304", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/14/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "44281c9653fbae65a999bc2bafe9b40c1af414feb04d16a6f0722ba68e0a80e7", "fragment_sha256": "efe20d00e17ea786013d42c63aeec90ee8533a933af36626dbf09793ef7d8563", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef", "translated_from_revision": null}, "body_sha256": "b471b73908132abd3695f3a55aa70c3bfcbcd7e0cd8dadb336cfe9388bb06d26", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/14/creating-cluster.html\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/14/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "14", "link_map": {"/zh/docs/14/xfunc-internal.html": "/docs/14/xfunc-internal.html", "/zh/docs/14/creating-cluster.html": "/docs/14/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/14/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/14/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "7d13a73197f13596aae8db9a958843f54d95253bc335c453b2975751e069bc55", "content_hash": "e54e75ba780edf8327db5c06ef8fe8a61b1059f6a786bb5498f498e69339e304", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/14/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/14/xfunc-internal.html", "method": "same-major semantic node", "sha256": "27b03b1f93b0e4ab12bfc018a4a55a8af27a3a1167b7d976c42594838590c482", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/14/description/0": "built-in functions", "/versions/14/facts/0/label": "Kind", "/versions/14/facts/0/value": "Native function language", "/versions/14/facts/1/label": "Trusted", "/versions/14/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "dab4d42e4f227fd55d0c30b897d92a61c04049a67770c18f6d61ae8425d549b3", "canonical_center_text_hash": "e54e75ba780edf8327db5c06ef8fe8a61b1059f6a786bb5498f498e69339e304"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/14/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/14/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "15": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "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", "catalog_fingerprint": 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"translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad", "translated_from_revision": null}, "body_sha256": "db0fe2ae8ae9eba187803e7c59202badb764a65b688948bb00bfe0ce4f3546aa", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "15", "text_hash": "3e2e2a8f8c6729382b865fd178cab46d932373720623d2c3cca88ad3936a8152", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/15/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "15", "build_id": 101, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "0be3f231c23f0470a96c8f587f9f89c31fbe80581a28542834438bf6d2b8983c", "fragment_sha256": "60bcf34cb0035a48756f200f7b3fceedb53ffe7aa79cd8773237c762db46e509", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad", "translated_from_revision": null}, "body_sha256": "db0fe2ae8ae9eba187803e7c59202badb764a65b688948bb00bfe0ce4f3546aa", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/15/creating-cluster.html\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/15/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "15", "link_map": {"/zh/docs/15/xfunc-internal.html": "/docs/15/xfunc-internal.html", "/zh/docs/15/creating-cluster.html": "/docs/15/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/15/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/15/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "0844d15eafcb20506bbcf67ef3d1973f217a9c7d7f04aeb8c7df01f9b12d0669", "content_hash": "3e2e2a8f8c6729382b865fd178cab46d932373720623d2c3cca88ad3936a8152", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/15/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/15/xfunc-internal.html", "method": "same-major semantic node", "sha256": "b6f4a40f4956316f95134ba0249ca12f112ad2f8f899b199885a5d015718ca2e", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/15/description/0": "built-in functions", "/versions/15/facts/0/label": "Kind", "/versions/15/facts/0/value": "Native function language", "/versions/15/facts/1/label": "Trusted", "/versions/15/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "e4a8805dbdc6d8411aeab6e51e52706d19896d489ebbe3e18b30c650fe353a69", "canonical_center_text_hash": "3e2e2a8f8c6729382b865fd178cab46d932373720623d2c3cca88ad3936a8152"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/15/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/15/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "16": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "16.15", "major": "16", "channel": "stable", "revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed", "catalog_fingerprint": 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"translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b", "translated_from_revision": null}, "body_sha256": "0af2617e301df30438b56cbf122263588c41324ac5c7b42bb345bfd6ad6da86c", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "16", "text_hash": "6682ead79a90321ce8fbfd5351b8074b2ea40806ef711a0a9cdff517b0a30bfd", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/16/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "16", "build_id": 103, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "fadc9c80938d24c2e058193c87c730e173a150517fa9bc473531815423cfbea5", "fragment_sha256": "4090f741eb89dc161352ead8b7d423942444d58d8c116d7a2aafefb6ebe7b93b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b", "translated_from_revision": null}, "body_sha256": "0af2617e301df30438b56cbf122263588c41324ac5c7b42bb345bfd6ad6da86c", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/16/creating-cluster.html\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/16/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "16", "link_map": {"/zh/docs/16/xfunc-internal.html": "/docs/16/xfunc-internal.html", "/zh/docs/16/creating-cluster.html": "/docs/16/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/16/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/16/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "8dcb07a39ada3e514786575a5a8eb9dfcc6e4716c9865e65b7675c52fd62a046", "content_hash": "6682ead79a90321ce8fbfd5351b8074b2ea40806ef711a0a9cdff517b0a30bfd", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/16/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/16/xfunc-internal.html", "method": "same-major semantic node", "sha256": "7b46f7f93047e7f3362e01ed064135f6e547aeb54a18b5061687954f60275c8c", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/16/description/0": "built-in functions", "/versions/16/facts/0/label": "Kind", "/versions/16/facts/0/value": "Native function language", "/versions/16/facts/1/label": "Trusted", "/versions/16/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "86875584d330889f3cbd48493d2db53f67b38b5f3d150cb8c196824f75dd2c34", "canonical_center_text_hash": "6682ead79a90321ce8fbfd5351b8074b2ea40806ef711a0a9cdff517b0a30bfd"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/16/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a019.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/16/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "17": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "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", "catalog_fingerprint": "4bbe3ac77becd618478f66aec420a533e9017be356c5c1d51a4b17f0fd497c07"}, "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/xfunc-internal.html", "path": "xfunc-internal.html", "label": "PostgreSQL 17 English manual", "sha256": "07263f83eeb1ce450dab51c258dfefb251f88937bf0696f82b2ed4cd9e9f70fd"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/17/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "f9aee884635067d393f06fb5904ab7f1bcc426328d8cd8329dd63bc6613f3132", "fragment_sha256": "9eb42bc680713b1b1c2f3180c0b6886166b7eeac34dd0e1c2e2aa759ac72cd89", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd", "translated_from_revision": null}, "body_sha256": "74506d31da261db27e4c9a2423ef213f01c7dd8294b62196ab36bf2b53508b25", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "17", "text_hash": "fc86e8d7b44f79c5875a33c74c3ee586e40d33aaa3d5d91f75bb0e384230830f", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/17/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "f9aee884635067d393f06fb5904ab7f1bcc426328d8cd8329dd63bc6613f3132", "fragment_sha256": "9eb42bc680713b1b1c2f3180c0b6886166b7eeac34dd0e1c2e2aa759ac72cd89", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd", "translated_from_revision": null}, "body_sha256": "74506d31da261db27e4c9a2423ef213f01c7dd8294b62196ab36bf2b53508b25", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/17/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/17/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "17", "link_map": {"/zh/docs/17/xfunc-internal.html": "/docs/17/xfunc-internal.html", "/zh/docs/17/creating-cluster.html": "/docs/17/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/17/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/17/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "493020e69705cf45ed0dc5280c3304409c7bebe301e5992f686aee997f1eed07", "content_hash": "fc86e8d7b44f79c5875a33c74c3ee586e40d33aaa3d5d91f75bb0e384230830f", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/17/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/17/xfunc-internal.html", "method": "same-major semantic node", "sha256": "1db8b19f1813ee6539588eec390e69e6a910ad2918b9f21abd0c601e9cee2151", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/17/description/0": "built-in functions", "/versions/17/facts/0/label": "Kind", "/versions/17/facts/0/value": "Native function language", "/versions/17/facts/1/label": "Trusted", "/versions/17/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "0eb2fdc10fea00e6efd5290ad2359c58207334bbc6dbfe349da199f224dc354f", "canonical_center_text_hash": "fc86e8d7b44f79c5875a33c74c3ee586e40d33aaa3d5d91f75bb0e384230830f"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/17/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/17/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "18": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "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", "catalog_fingerprint": 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"translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "ec7303e47e8a4abe99771c95f7fb3220fa6661dc68657aa87a661b3e2101bcb6", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "18", "text_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/18/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "581c995ec3f75b5881f827b676f6137e581bb1428e4cec05b6e81edeb1a2e957", "fragment_sha256": "d2c623f44bad7b3497ca07ae00895ee1ee5556508573ae52d452e29d15f95db8", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "ec7303e47e8a4abe99771c95f7fb3220fa6661dc68657aa87a661b3e2101bcb6", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/18/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "18", "link_map": {"/zh/docs/18/xfunc-internal.html": "/docs/18/xfunc-internal.html", "/zh/docs/18/creating-cluster.html": "/docs/18/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/18/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "6889b60aa8806c501fc12623212bed910400a74004c7f874959e3584fd0b6883", "content_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/18/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/18/xfunc-internal.html", "method": "same-major semantic node", "sha256": "a4b08118b345ff76c00c3fbb947bede654182dc881515f30cc45aab2fcb11374", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "built-in functions", "/versions/18/facts/0/label": "Kind", "/versions/18/facts/0/value": "Native function language", "/versions/18/facts/1/label": "Trusted", "/versions/18/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "5688e88ddb7976fdc281226bfc2163f4e8a4a9d18bbe5ba08160445db50ccfa8", "canonical_center_text_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/18/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "center_zh_rendered": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/docs/18/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/docs/18/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "19": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": "fmgr_internal_validator", "lanplcallfoid": "0"}, "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19rc1/postgresql-19rc1.tar.bz2", "label": "19rc1", "major": "19", "channel": "preview", "revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "source_sha256": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "catalog_fingerprint": 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"sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c", "translated_from_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "body_sha256": "22b8d36a6a37aa358dcb553abab020fa101f57a0c010315139ec8640b7fac33c", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "facts_zh": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "19", "text_hash": 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"sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c", "translated_from_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "body_sha256": "22b8d36a6a37aa358dcb553abab020fa101f57a0c010315139ec8640b7fac33c", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/19/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/19/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "19", "link_map": {"/zh/docs/19/xfunc-internal.html": "/docs/19/xfunc-internal.html", "/zh/docs/19/creating-cluster.html": "/docs/19/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/19/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> 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\u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/19/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> 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"2d74c0115f740a839045cd6f523441ecb635d3a96188e42e63060af02faf69cc", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/devel/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/devel/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "20", "link_map": {"/zh/docs/devel/xfunc-internal.html": "/docs/devel/xfunc-internal.html", "/zh/docs/devel/creating-cluster.html": "/docs/devel/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/devel/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/devel/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "7d394315851130d7598959e72dba24b0814134b39153ec3a1a0fcc22a9ad587a", "content_hash": "44f56dfeb735738c8a30baaeb5fed0cf1900089b3695d3e8034499ef741ac8f8", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/devel/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/devel/xfunc-internal.html", "method": "same-major semantic node", "sha256": "1278216eb05668a287ef00091a38d20c7c9a1bd1be52bf946e6cd58704f64655", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", 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"description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    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rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\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": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "aliases": [], "catalog": {"oid": "12", "descr": "built-in functions", "lanacl": "_null_", "lanispl": "f", "lanname": "internal", "lanowner": "POSTGRES", "laninline": "0", "oid_symbol": "INTERNALlanguageId", "lanpltrusted": "f", "lanvalidator": 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"\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "sections": [], "center_zh": {"title": "internal", "locale": "zh-Hans", "source": {"key": "internal", "locale": "zh-Hans", "version": "18", "text_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063", "collection": "language", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u79cd\u7c7b", "value": "\u539f\u751f\u51fd\u6570\u8bed\u8a00"}, {"label": "\u53ef\u4fe1", "value": "f"}, {"label": "\u6821\u9a8c\u51fd\u6570", "value": "fmgr_internal_validator"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/18/xfunc-internal.html", "anchor": "", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "xfunc-internal.html", "extraction": "concept-introduction", "source_hash": "581c995ec3f75b5881f827b676f6137e581bb1428e4cec05b6e81edeb1a2e957", "fragment_sha256": "d2c623f44bad7b3497ca07ae00895ee1ee5556508573ae52d452e29d15f95db8", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b", "translated_from_revision": null}, "body_sha256": "ec7303e47e8a4abe99771c95f7fb3220fa6661dc68657aa87a661b3e2101bcb6", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [], "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span class=\"productname\">PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span class=\"quote\">\u201c<span class=\"quote\">\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a class=\"xref\" href=\"/zh/docs/18/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code class=\"command\">CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code class=\"command\">CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code class=\"literal\">internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code class=\"function\">sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span class=\"quote\">\u201c<span class=\"quote\">\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "version": "18", "link_map": {"/zh/docs/18/xfunc-internal.html": "/docs/18/xfunc-internal.html", "/zh/docs/18/creating-cluster.html": "/docs/18/creating-cluster.html"}, "body_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/18/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "6889b60aa8806c501fc12623212bed910400a74004c7f874959e3584fd0b6883", "content_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "", "tables_zh": [], "attributes": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "description": ["\u8fc7\u7a0b\u8bed\u8a00 internal\u3002"], "manual_html": "", "manual_path": "/docs/18/xfunc-internal.html", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/18/xfunc-internal.html", "method": "same-major semantic node", "sha256": "a4b08118b345ff76c00c3fbb947bede654182dc881515f30cc45aab2fcb11374", "language": "zh", "matched_nodes": ["#XFUNC-INTERNAL/div[0]", "#XFUNC-INTERNAL/div[6]/h3[0]", "#XFUNC-INTERNAL/div[6]/p[1]", "#XFUNC-INTERNAL/p[2]", "#XFUNC-INTERNAL/p[3]", "#XFUNC-INTERNAL/p[5]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "built-in functions", "/versions/18/facts/0/label": "Kind", "/versions/18/facts/0/value": "Native function language", "/versions/18/facts/1/label": "Trusted", "/versions/18/facts/2/label": "Validator"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "5688e88ddb7976fdc281226bfc2163f4e8a4a9d18bbe5ba08160445db50ccfa8", "canonical_center_text_hash": "ff4ccafbb91011757d2e50ed18a752211d99c3053d3a40fcaa14602c921e7063"}, "description_zh": "\u8fc7\u7a0b\u8bed\u8a00 internal\u3002", "comparison_data": {"kind": "Native function language", "handler": "", "trusted": "f", "validator": "fmgr_internal_validator"}, "comparison_hash": "d6ad14fc74d34352071f1975e70a9077d1bd11b93deb9f26398e7de1d5cc18b9", "manual_language": "zh", "description_zh_html": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/zh/docs/18/creating-cluster.html\" rel=\"nofollow\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/zh/docs/18/xfunc-internal.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "center_zh_rendered": "<p>\u8fc7\u7a0b\u8bed\u8a00 internal\u3002</p><dl><dt>\u53d7\u4fe1\u4efb</dt><dd><code>\u5426</code></dd><dt>\u9a8c\u8bc1\u51fd\u6570</dt><dd><code>fmgr_internal_validator</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u8282\u9009</h3><p>\n    \u5185\u90e8\u51fd\u6570\u7531 C \u7f16\u5199\u5e76\u4e14\u5df2\u7ecf\u88ab\u9759\u6001\u94fe\u63a5\u5230 <span>PostgreSQL</span>\n    \u670d\u52a1\u5668\u4e2d\u3002\u8be5\u51fd\u6570\u5b9a\u4e49\u7684<span>\u201c<span>\u4e3b\u4f53</span>\u201d</span>\u6307\u5b9a\u8be5\u51fd\u6570\u7684 C \u8bed\u8a00\u540d\u79f0\uff0c\u5b83\u4e0d\u5fc5\u4e0e\u4e3a SQL \u4f7f\u7528\u800c\u58f0\u660e\u7684\u540d\u79f0\u76f8\u540c\u3002\uff08\u51fa\u4e8e\u5411\u540e\u517c\u5bb9\u7684\u539f\u56e0\uff0c\u4e5f\u63a5\u53d7\u7a7a\u4e3b\u4f53\uff0c\u6b64\u65f6\u4f1a\u8ba4\u4e3a C \u8bed\u8a00\u51fd\u6570\u540d\u4e0e SQL \u51fd\u6570\u540d\u76f8\u540c\u3002\uff09\n   </p><p>\n    \u901a\u5e38\uff0c\u6240\u6709\u5b58\u5728\u4e8e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u90e8\u51fd\u6570\u90fd\u5728\u6570\u636e\u5e93\u96c6\u7c07\u7684\u521d\u59cb\u5316\uff08\u89c1<a href=\"/docs/18/creating-cluster.html\">\u7b2c\u00a018.2\u00a0\u8282</a>\uff09\u671f\u95f4\u88ab\u58f0\u660e\uff0c\u4f46\u662f\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\n    <code>CREATE FUNCTION</code> \u4e3a\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\u521b\u5efa\u989d\u5916\u7684\u522b\u540d\u3002\u5728 <code>CREATE FUNCTION</code> \u4e2d\u7528\u8bed\u8a00\u540d <code>internal</code> \u6765\u58f0\u660e\u5185\u90e8\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u8981\u4e3a\n    <code>sqrt</code> \u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u522b\u540d\uff1a\n</p><p>\n    \uff08\u5927\u90e8\u5206\u5185\u90e8\u51fd\u6570\u5e94\u8be5\u88ab\u58f0\u660e\u4e3a<span>\u201c<span>\u4e25\u683c</span>\u201d</span>\uff09\u3002\n   </p><p><a href=\"/docs/18/xfunc-internal.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}