{"kind": "protocol", "major": "18", "item": {"slug": "close-f", "name": "Close", "name_zh": "", "category": "\u524d\u7aef\u6d88\u606f", "summary": "Close \u662f\u524d\u7aef\u534f\u8bae\u6d88\u606f\uff0c\u8868\u793a Close \u547d\u4ee4\u3002", "aliases": ["Close", "Byte1('C')"], "content_hash": "bd6ff85441b4d009c12e86bf009116b8b06c30dabae5745ac1084e617ac3f5f0", "versions": {"10": {"facts": [{"label": "\u65b9\u5411", "value": "\u524d\u7aef \u2192 \u540e\u7aef"}, {"label": "\u9996\u4e2a\u7ebf\u4e0a\u534f\u8bae\u5b57\u6bb5", "value": "Byte1('C')"}, {"label": "\u5b57\u6bb5\u6761\u76ee", "value": "4"}, {"label": "\u624b\u518c\u4e2d\u7684\u4ea4\u4e92\u9636\u6bb5", "value": "\u6269\u5c55\u67e5\u8be2"}], "fields": [{"format": "Byte1('C')", "description": "Identifies the message as a Close command."}, {"format": "Int32", "description": "Length of message contents in bytes, including self."}, {"format": "Byte1", "description": "' S ' to close a prepared statement; or ' P ' to close a portal."}, {"format": "String", "description": "The name of the prepared statement or portal to close (an empty string selects the unnamed prepared statement or portal)."}], "tables": [{"key": "fields", "rows": [{"c0": "1", "c1": "Byte1('C')", "c2": "\u5c06\u8be5\u6d88\u606f\u6807\u8bc6\u4e3a Close \u547d\u4ee4\u3002"}, {"c0": "2", "c1": "Int32", "c2": "\u6d88\u606f\u5185\u5bb9\u7684\u957f\u5ea6\uff08\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d\uff09\uff0c\u5305\u62ec\u5176\u81ea\u8eab\u3002"}, {"c0": "3", "c1": "Byte1", "c2": "\u201c S \u201d\u8868\u793a\u5173\u95ed\u9884\u5907\u8bed\u53e5\uff1b\u201c P \u201d\u8868\u793a\u5173\u95ed portal\u3002"}, {"c0": "4", "c1": "\u5b57\u7b26\u4e32", "c2": "\u8981\u5173\u95ed\u7684\u9884\u5907\u8bed\u53e5\u6216 portal \u7684\u540d\u79f0\uff08\u7a7a\u5b57\u7b26\u4e32\u9009\u62e9\u672a\u547d\u540d\u7684\u9884\u5907\u8bed\u53e5\u6216 portal\uff09\u3002"}], "title": "\u6309\u624b\u518c\u987a\u5e8f\u6392\u5217\u7684\u7ebf\u4e0a\u534f\u8bae\u5b57\u6bb5", "columns": [{"key": "c0", "label": "\u4f4d\u7f6e"}, {"key": "c1", "label": "\u683c\u5f0f"}, {"key": "c2", "label": "\u542b\u4e49"}]}], "related": [{"url": "/docs/10/protocol-flow.html", "label": "\u534f\u8bae\u6d41\u7a0b\u4e0e\u4ea4\u4e92\u793a\u4f8b"}, {"url": "/docs/10/protocol-overview.html", "label": "\u534f\u8bae\u6982\u8ff0"}, {"url": "/docs/10/protocol-flow.html#PROTOCOL-FLOW-EXT-QUERY", "label": "\u6269\u5c55\u67e5\u8be2"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "stable", "revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sources": [{"url": "https://pg.center/docs/10/protocol-message-formats.html#PROTOCOL-MESSAGE-FORMATS", "path": "protocol-message-formats.html", "label": "PostgreSQL 10 English manual", "sha256": "b730a205dfc348a67edbc1e9687f2c2df69005fe30c062ef76e37b474538e4f8", "language": "en", "original_url": "/docs/10/protocol-message-formats.html#PROTOCOL-MESSAGE-FORMATS"}], "sections": [{"title": "\u6d88\u606f\u8fb9\u754c\u4e0e\u91cd\u590d\u5b57\u6bb5", "paragraphs": ["\u4e0b\u65b9\u5b8c\u6574\u5b9a\u4e49\u4fdd\u7559\u91cd\u590d\u9879\u3001\u8ba1\u6570\u4e0e\u6761\u4ef6\u5b57\u6bb5\u3002\u8868\u683c\u884c\u53f7\u8868\u793a\u6587\u6863\u4e2d\u7684\u5b57\u6bb5\u5b9a\u4e49\uff0c\u5e76\u975e\u56fa\u5b9a\u5b57\u8282\u504f\u79fb\u91cf\u3002\u6574\u6570\u7f16\u7801\u4e0e\u4ea4\u4e92\u6d41\u7a0b\u4ee5\u540c\u7248\u672c\u534f\u8bae\u7ae0\u8282\u4e3a\u51c6\u3002"]}], "direction": "F", "signature": "Close (F)", "description": ["Close \u662f\u524d\u7aef\u534f\u8bae\u6d88\u606f\uff0c\u8868\u793a Close \u547d\u4ee4\u3002"], "manual_html": "
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Byte1('C')
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\u5c06\u8be5\u6d88\u606f\u6807\u8bc6\u4e3a Close \u547d\u4ee4\u3002

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\n
\n
Int32
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\u6d88\u606f\u5185\u5bb9\u7684\u957f\u5ea6\uff08\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d\uff09\uff0c\u5305\u62ec\u5176\u81ea\u8eab\u3002

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Byte1
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\u5b57\u7b26\u4e32
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\u8981\u5173\u95ed\u7684\u9884\u5907\u8bed\u53e5\u6216 portal \u7684\u540d\u79f0\uff08\u7a7a\u5b57\u7b26\u4e32\u9009\u62e9\u672a\u547d\u540d\u7684\u9884\u5907\u8bed\u53e5\u6216 portal\uff09\u3002

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Identifies the message as a Close command.", "/versions/10/facts/0/label": "Direction", "/versions/10/facts/0/value": "Frontend \u2192 backend", "/versions/10/facts/1/label": "First wire field", "/versions/10/facts/2/label": "Field entries", "/versions/10/facts/3/label": "Documented flow contexts", "/versions/10/facts/3/value": "Extended Query", "/versions/10/tables/0/title": "Wire fields in documented order", "/versions/10/related/0/label": "Protocol flow and exchange examples", "/versions/10/related/1/label": "Protocol overview", "/versions/10/related/2/label": "Extended Query", "/versions/10/sections/0/title": "Framing and repetition", "/versions/10/tables/0/rows/0/c2": "Identifies the message as a Close command.", "/versions/10/tables/0/rows/1/c2": "Length of message contents in bytes, including self.", "/versions/10/tables/0/rows/2/c2": "' S ' to close a prepared statement; or ' P ' to close a portal.", "/versions/10/tables/0/rows/3/c1": "String", "/versions/10/tables/0/rows/3/c2": "The name of the prepared statement or portal to close (an empty string selects the unnamed prepared statement or portal).", "/versions/10/sections/0/paragraphs/0": "The complete definition below retains repetition, counts and conditional fields. A numbered table row is a documented field definition, not a fixed byte offset. 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Byte1('C')
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\u5c06\u8be5\u6d88\u606f\u6807\u8bc6\u4e3a Close \u547d\u4ee4\u3002

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Int32
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\u6d88\u606f\u5185\u5bb9\u7684\u957f\u5ea6\uff08\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d\uff09\uff0c\u5305\u62ec\u5176\u81ea\u8eab\u3002

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Byte1
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\u5b57\u7b26\u4e32
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\u8981\u5173\u95ed\u7684\u9884\u5907\u8bed\u53e5\u6216 portal \u7684\u540d\u79f0\uff08\u7a7a\u5b57\u7b26\u4e32\u9009\u62e9\u672a\u547d\u540d\u7684\u9884\u5907\u8bed\u53e5\u6216 portal\uff09\u3002

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