{"Entry":{"collection":"lock","key":"row-exclusive","name":"ROW EXCLUSIVE","aliases":[],"metadata":{"abbrev":"RX","content_hash":"67eb3bc745ce7ba25291632e42e1a41153e4514bc39ed68f3c1251a3a1c3f12a","derived_content_hash":"7390a2c86d15f3b2873fdcd778fb2dd3119529a4c8c2daa00c4bbb50511dadf6","imported_at":"2026-09-27T17:58:01.216456+08:00","name":"ROW EXCLUSIVE","name_zh":"ROW EXCLUSIVE","position":2,"repair_provenance":{"original_source_revision":"10:f4e8f137bfb08a664c8288824c1e36b5143ac875;11:170e416034ec0231d9e9238f2577eeb76ca8d181;12:3f302f0ed06f69c5ebd33d4df95895323a3cbef6;13:05f6c9ec2c475fae8fdd56ae40bd01afcf70d1f2;14:fba35c7c28a567839faba867db0808564c0a66db;15:0351991b8e7c7b64382e2f30ce581a8f276590a6;16:dcc37b7099a9f3cf2c75167d8dc92e75f96bc1fa;17:163288afd32a448244c8df75b3c33181aadd7f20;18:753057e340da8f22e57c9a409ea7a235fd6a46bd;19:b73d13c32c834a2c8e1c60cb92f79530376cedf1;20:2c10c2ce4d7bcd57543a49ab402af02a39724e0a","receipt_sha256":"23a9324e40a23c7706430e2afc1a355a07fe1f22a9a386e79d4798ce401b5654","repair":"wiki-repair-20261023"},"scope":"table","slug":"row-exclusive","source_rev":"wiki-repair-20261023:ee990d709adaa4dfe9da95e3234f61847b04aa2601710143d523eba675269b3e","summary":"Conflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes."}},"Definition":{"Collection":"lock","Key":"row-exclusive","SourceDatabase":"center","Version":"18","SourceTable":"lock_mode","SourceKey":"row-exclusive","SourceRevision":"wiki-repair-20261023:ee990d709adaa4dfe9da95e3234f61847b04aa2601710143d523eba675269b3e","Facts":{"commands":[{"label":"INSERT","note":"Lock the insertion target. Inserting a new row is not equivalent to locking an existing row FOR UPDATE.","slug":"insert","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"011bda5384fe"},{"label":"UPDATE","note":"Lock the target table; affected existing rows also receive row locks.","slug":"update","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"0c9208f1d36f"},{"label":"DELETE","note":"Lock the target table; deleted rows also receive FOR UPDATE locks.","slug":"delete","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"a1f051f53cf5"},{"label":"COPY … FROM","note":"Lock the target and insert new rows. This does not generally lock existing rows FOR UPDATE.","slug":"copy","source":{"kind":"source","path":"src/backend/commands/copy.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"f50ecc1531109fc172d841d461e209cef611f3d017ef4184034c39e128deabbe","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/copy.c"},"source_url":"https://github.com/postgres/postgres/blob/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/copy.c","variant":"35ae102cb391"},{"label":"MERGE","note":"Lock the target table. Row locking depends on the INSERT, UPDATE or DELETE action actually taken.","slug":"merge","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"807c472ed453"},{"label":"LOCK TABLE … IN ROW EXCLUSIVE MODE","note":"Request this table mode explicitly. Omitting IN MODE defaults to ACCESS EXCLUSIVE.","slug":"lock","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"421ca5bc15d6"},{"label":"UPDATE (non-key update)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"update","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"ff82a8ae4e60"},{"label":"UPDATE (key update)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"update","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"1982fd8d6bd7"},{"label":"MERGE … WHEN MATCHED THEN UPDATE (non-key)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"merge","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"85e4fea63221"},{"label":"MERGE … WHEN MATCHED THEN DELETE / UPDATE (key)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"merge","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"8341438966ce"},{"label":"INSERT … ON CONFLICT DO UPDATE (non-key)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"insert","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"22d6f52ccf90"},{"label":"INSERT … ON CONFLICT DO UPDATE (key)","note":"This write variant takes ROW EXCLUSIVE on its target table. Existing-row locks depend on the action actually performed.","slug":"insert","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"211a0191f91b"},{"label":"INSERT (foreign-key check)","note":"The write target takes ROW EXCLUSIVE. The foreign-key check takes ROW SHARE and FOR KEY SHARE on a different object: the referenced table and its matching rows.","slug":"insert","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"ffddc0fc16b6"},{"label":"UPDATE (foreign-key check)","note":"The write target takes ROW EXCLUSIVE. The foreign-key check takes ROW SHARE and FOR KEY SHARE on a different object: the referenced table and its matching rows.","slug":"update","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"65d8638ef74c"},{"label":"COPY … FROM (foreign-key check)","note":"The write target takes ROW EXCLUSIVE. The foreign-key check takes ROW SHARE and FOR KEY SHARE on a different object: the referenced table and its matching rows.","slug":"copy","source":{"kind":"source","path":"src/backend/commands/copy.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"f50ecc1531109fc172d841d461e209cef611f3d017ef4184034c39e128deabbe","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/copy.c"},"source_url":"https://github.com/postgres/postgres/blob/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/copy.c","variant":"b85f269c1b8e"},{"label":"MERGE (foreign-key check)","note":"The write target takes ROW EXCLUSIVE. The foreign-key check takes ROW SHARE and FOR KEY SHARE on a different object: the referenced table and its matching rows.","slug":"merge","source":{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},"source_url":"https://www.postgresql.org/docs/18/explicit-locking.html","variant":"e00dfdc184d6"}],"conflicts":["share","share-row-exclusive","exclusive","access-exclusive"],"description":["Conflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes.","The commands UPDATE, DELETE, INSERT, and MERGE acquire this lock mode on the target table (in addition to ACCESS SHARE locks on any other referenced tables). In general, this lock mode will be acquired by any command that modifies data in a table."],"description_zh":"与 SHARE、SHARE ROW EXCLUSIVE、EXCLUSIVE 和 ACCESS EXCLUSIVE 锁模式冲突。 UPDATE、DELETE、INSERT 和 MERGE 命令会在目标表上获取这种锁模式（此外，对任何其他被引用的表还会获取 ACCESS SHARE 锁）。通常，任何修改表中数据的命令都会获取这种锁模式。","description_zh_html":"\u003cp\u003e\n         与 \u003ccode class=\"literal\"\u003eSHARE\u003c/code\u003e、\u003ccode class=\"literal\"\u003eSHARE ROW EXCLUSIVE\u003c/code\u003e、\u003ccode class=\"literal\"\u003eEXCLUSIVE\u003c/code\u003e 和 \u003ccode class=\"literal\"\u003eACCESS EXCLUSIVE\u003c/code\u003e 锁模式冲突。\n        \u003c/p\u003e\u003cp\u003e\n\u003ccode class=\"command\"\u003eUPDATE\u003c/code\u003e、\u003ccode class=\"command\"\u003eDELETE\u003c/code\u003e、\u003ccode class=\"command\"\u003eINSERT\u003c/code\u003e 和\n         \u003ccode class=\"command\"\u003eMERGE\u003c/code\u003e 命令会在目标表上获取这种锁模式（此外，对任何其他被引用的表还会获取 \u003ccode class=\"literal\"\u003eACCESS SHARE\u003c/code\u003e 锁）。通常，任何\u003cspan class=\"emphasis\"\u003e\u003cem\u003e修改表中数据\u003c/em\u003e\u003c/span\u003e的命令都会获取这种锁模式。\n        \u003c/p\u003e","provenance":{"doc_slug":"18","fetched_at":"2026-09-27T09:39:42+00:00","label":"18","major":"18","official_url":"https://www.postgresql.org/docs/18/explicit-locking.html","ref":"REL_18_STABLE","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sources":[{"kind":"command-documentation","path":"doc/src/sgml/ref/alter_index.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"746cd43287186dfbfa6acf77fd5c6713e66919653fb00af5476a0baa65988e7a","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/alter_index.sgml"},{"kind":"command-documentation","path":"doc/src/sgml/ref/alter_table.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"10436673fa2f093bdf51986a06d22dd748a9bb003bcd5517db2a65fba569a3c9","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/alter_table.sgml"},{"kind":"command-documentation","path":"doc/src/sgml/ref/comment.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"d0048329d237192696d7ccb9471aba4137d943556fdb770e2ffb3cf6c511c18f","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/comment.sgml"},{"kind":"source","path":"src/backend/commands/copy.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"f50ecc1531109fc172d841d461e209cef611f3d017ef4184034c39e128deabbe","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/copy.c"},{"kind":"command-documentation","path":"doc/src/sgml/ref/create_index.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"3698f11c6f447d127e4624a1a845dee4d5146b8337ddc6d895a7962e676717f8","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/create_index.sgml"},{"kind":"source","path":"src/backend/access/heap/heapam.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"bca2ca0746a1862016bdb416b8482441a7b16360f71afe5e4abf6dbae0fa0c72","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/access/heap/heapam.c"},{"kind":"source","path":"src/backend/catalog/index.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"98a4156a5c21ae856a3b583b633cdeb578a5b69910386c9f166d69fcb04ba2d0","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/catalog/index.c"},{"kind":"command-documentation","path":"doc/src/sgml/ref/insert.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"f93403779fb1d980cd5995a1e2741bbdae8404584407610f9aba33ec4724a39f","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/insert.sgml"},{"kind":"source","path":"src/backend/storage/lmgr/lock.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"e7f43560bf6a8417ff46991238084b6edeb44a995b87670ed1f7fa6f1515276b","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/storage/lmgr/lock.c"},{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},{"kind":"command-documentation","path":"doc/src/sgml/ref/reindex.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"5e889d6e1d9b09d5f9cd3f7086ca13f540da0fe8262cdd8a9037ce9aa6f1dfdf","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/reindex.sgml"},{"kind":"source","path":"src/backend/utils/adt/ri_triggers.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"a3fed49fbda88fe0fe5bcf35eb019fced28596ae4046233f2acb2eb9f90ab1da","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/utils/adt/ri_triggers.c"},{"kind":"source","path":"src/backend/commands/tablecmds.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"df8817816f893e73d5648fea169e222ba33320e5b24bf755b424b29098f4e7da","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/commands/tablecmds.c"},{"kind":"command-documentation","path":"doc/src/sgml/ref/vacuum.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"80ca5592cda7b74938385f84f09faac33574374c1a05d605a2d55982e4cf1bbf","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/ref/vacuum.sgml"},{"kind":"source","path":"src/backend/access/heap/vacuumlazy.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"90932e3b1a7b57dda8f740807def59aedb57fbd0e2173e3af3309f145192c7c2","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/access/heap/vacuumlazy.c"}],"status":"stable"},"sources":[{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},{"kind":"source","path":"src/backend/storage/lmgr/lock.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"e7f43560bf6a8417ff46991238084b6edeb44a995b87670ed1f7fa6f1515276b","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/storage/lmgr/lock.c"},{"kind":"source","path":"src/backend/access/heap/heapam.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"bca2ca0746a1862016bdb416b8482441a7b16360f71afe5e4abf6dbae0fa0c72","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/access/heap/heapam.c"}],"summary":"Conflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes.","translation_provenance":{"inputs":[{"kind":"current-pgdoc-translation","path":"/Users/vonng/pgsty/pgdoc/zh/18/html/explicit-locking.html","sha256":"8c878cad0208493c624d1f1863fe0f260719041c41c0d791a81421a20537112d"}],"kind":"same-version-pgdoc","locale":"zh-Hans","source_revision":"b1b500221dbe5437cfca004d6b04d3f6e422765d","version":"18"},"zh_from":"same-version-pgdoc"},"ManualEvidence":{"sources":[{"kind":"documentation","path":"doc/src/sgml/mvcc.sgml","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"4b7bf77ee0af4b86052330ff2421d567df3604b75fe7d4f522bec84fdea87340","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/doc/src/sgml/mvcc.sgml"},{"kind":"source","path":"src/backend/storage/lmgr/lock.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"e7f43560bf6a8417ff46991238084b6edeb44a995b87670ed1f7fa6f1515276b","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/storage/lmgr/lock.c"},{"kind":"source","path":"src/backend/access/heap/heapam.c","revision":"753057e340da8f22e57c9a409ea7a235fd6a46bd","sha256":"bca2ca0746a1862016bdb416b8482441a7b16360f71afe5e4abf6dbae0fa0c72","url":"https://raw.githubusercontent.com/postgres/postgres/753057e340da8f22e57c9a409ea7a235fd6a46bd/src/backend/access/heap/heapam.c"}]},"MeasuredEvidence":{}},"Text":{"Collection":"lock","Key":"row-exclusive","SourceDatabase":"center","Version":"18","Locale":"en","Title":"ROW EXCLUSIVE","Summary":"Conflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes.\nThe commands UPDATE, DELETE, INSERT, and MERGE acquire this lock mode on the target table (in addition to ACCESS SHARE locks on any other referenced tables). In general, this lock mode will be acquired by any command that modifies data in a table.","BodyHTML":"\u003cp\u003eConflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes.\nThe commands UPDATE, DELETE, INSERT, and MERGE acquire this lock mode on the target table (in addition to ACCESS SHARE locks on any other referenced tables). In general, this lock mode will be acquired by any command that modifies data in a table.\u003c/p\u003e","SourceRevision":"wiki-repair-20261023:ee990d709adaa4dfe9da95e3234f61847b04aa2601710143d523eba675269b3e","ContentHash":"7296e4f418d89349aab58fc671c75d295601db2bb56c05b0266fe2530ac30d02","Payload":{"description":["Conflicts with the SHARE, SHARE ROW EXCLUSIVE, EXCLUSIVE, and ACCESS EXCLUSIVE lock modes.","The commands UPDATE, DELETE, INSERT, and MERGE acquire this lock mode on the target table (in addition to ACCESS SHARE locks on any other referenced tables). In general, this lock mode will be acquired by any command that modifies data in a table."]}},"RequestedLocale":"en","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20"],"Locales":["en","zh-Hans"],"Signatures":null,"Spellings":null,"SQLState":null,"Evidence":null}