{"format": 1, "mode": "release", "from_release": null, "to_release": {"date": "2017-02-09", "build": "9.4.11", "major": "9.4", "minor": 11, "manual": "9.4", "status": "stable", "doc_git": "", "version": "9.4.11", "eol_date": "2020-02-13", "date_text": "2017-02-09", "supported": false, "manual_url": "/docs/9.4/release-9-4-11.html", "source_url": "/docs/release/9.4.11/", "entry_count": 44, "placeholder": false, "content_hash": "da82311d443433e3790e70d5ea88232112c62895f9e55383a541fc94bf738dc5", "manual_build": "9.4.26", "source_as_of": "", "changes_count": 44, "doc_loaded_at": "2026-09-26T02:56:45.438944", "migration_html": "<p>对于运行 9.4.X 的用户，不需要转储/恢复。</p>\n<p>不过，如果你的安装受到下面第一条变更日志条目所述 bug 的影响，更新之后你可能需要采取行动修复损坏的索引。</p>\n<p>另外，如果你是从 9.4.10 之前的版本升级，参见<a href=\"/docs/9.4/release-9-4-10.html\" title=\"E.17. 版本 9.4.10\">第 E.17 节</a>。</p>", "compatibility_count": 0, "label": "9.4.11", "status_label": "历史版本", "eol": "2020-02-13", "age_days": 3520, "support_days": -2421}, "groups": [{"date": "2017-02-09", "build": "9.4.11", "major": "9.4", "minor": 11, "manual": "9.4", "status": "stable", "doc_git": "", "version": "9.4.11", "eol_date": "2020-02-13", "date_text": "2017-02-09", "supported": false, "manual_url": "/docs/9.4/release-9-4-11.html", "source_url": "/docs/release/9.4.11/", "entry_count": 44, "placeholder": false, "content_hash": "da82311d443433e3790e70d5ea88232112c62895f9e55383a541fc94bf738dc5", "manual_build": "9.4.26", "source_as_of": "", "changes_count": 44, "doc_loaded_at": "2026-09-26T02:56:45.438944", "migration_html": "<p>对于运行 9.4.X 的用户，不需要转储/恢复。</p>\n<p>不过，如果你的安装受到下面第一条变更日志条目所述 bug 的影响，更新之后你可能需要采取行动修复损坏的索引。</p>\n<p>另外，如果你是从 9.4.10 之前的版本升级，参见<a href=\"/docs/9.4/release-9-4-10.html\" title=\"E.17. 版本 9.4.10\">第 E.17 节</a>。</p>", "compatibility_count": 0, "label": "9.4.11", "status_label": "历史版本", "eol": "2020-02-13", "age_days": 3520, "support_days": -2421, "entries": [{"id": "9.4.11-21a67de54dffdc53", "cves": [], "html": "<p>修复可能导致用 <code>CREATE INDEX CONCURRENTLY</code> 构建的索引损坏的竞态条件（Pavan Deolasee、Tom Lane）</p>\n<p>如果 <code>CREATE INDEX CONCURRENTLY</code> 被用于构建一个依赖于先前未被索引的列的索引，那么与 <code>CREATE INDEX</code> 命令并发运行的事务所更新的行可能收到错误的索引条目。如果怀疑这可能已发生，最可靠的解决方案是在安装此更新后重建受影响的索引。</p>", "text": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件（Pavan Deolasee、Tom Lane） 如果 CREATE INDEX CONCURRENTLY 被用于构建一个依赖于先前未被索引的列的索引，那么与 CREATE INDEX 命令并发运行的事务所更新的行可能收到错误的索引条目。如果怀疑这可能已发生，最可靠的解决方案是在安装此更新后重建受影响的索引。", "title": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "8581db6849419e3ec888d1c2710aae2f2161b4e20cd1edde1f676d74a8d4efbc", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix a race condition that could cause indexes built with CREATE INDEX CONCURRENTLY to be corrupt (Pavan Deolasee, Tom Lane) If CREATE INDEX CONCURRENTLY was used to build an index that depends on a column not previously indexed, then rows updated by transactions that ran concurrently with the CREATE INDEX command could have received incorrect index entries. If you suspect this may have happened, the most reliable solution is to rebuild affected indexes after installing this update.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/001", "db_id": "da451e693368b905282c3421d049ca20", "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1", "relations": [{"rule": 2, "type": "equivalent", "target": "1cf1b386fe96749b60daea1d10f070a2", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}}, {"rule": 2, "type": "equivalent", "target": "80f05bec188e07b7d3f6a0b6791679fc", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}}, {"rule": 2, "type": "equivalent", "target": "83bfe86923226dd4e0badea659d093d4", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}}, {"rule": 2, "type": "equivalent", "target": "f3c2b62e07edee730ed0d25e17fadc66", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}}], "version": "9.4.11", "category_label": "BUG 修复", "also_in": [], "variants": [], "related_changes": [{"db_id": "1cf1b386fe96749b60daea1d10f070a2", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}, "url": "/docs/compare/?release=9.6.2#9.6.2-21a67de54dffdc53", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "f3c2b62e07edee730ed0d25e17fadc66", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}, "url": "/docs/compare/?release=9.5.6#9.5.6-21a67de54dffdc53", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "80f05bec188e07b7d3f6a0b6791679fc", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}, "url": "/docs/compare/?release=9.3.16#9.3.16-21a67de54dffdc53", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "83bfe86923226dd4e0badea659d093d4", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "修复可能导致用 CREATE INDEX CONCURRENTLY 构建的索引损坏的竞态条件", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e8db4e9090b0f69fecdfe14553ed600263da9d0363101942b7601a33d19b0ce1"}, "url": "/docs/compare/?release=9.2.20#9.2.20-21a67de54dffdc53", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-f5e00b652c630d9b", "cves": [], "html": "<p>确保用于目录扫描的特殊快照不被过早的数据修剪失效（Tom Lane）</p>\n<p>后端在通告其最旧 xmin 时没有考虑这个快照，可能允许并发清理操作移除仍需要的数据。这导致 <span>“<span>cache lookup failed for relation 1255</span>”</span> 之类的瞬态失败。</p>", "text": "确保用于目录扫描的特殊快照不被过早的数据修剪失效（Tom Lane） 后端在通告其最旧 xmin 时没有考虑这个快照，可能允许并发清理操作移除仍需要的数据。这导致 “cache lookup failed for relation 1255” 之类的瞬态失败。", "title": "确保用于目录扫描的特殊快照不被过早的数据修剪失效", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "588aeeefd7578bae70df5bae3fce44633f124e2a893cc7014d93e21700721487", "section_path": ["变更"], "commit_groups": [], "identity_text": "Ensure that the special snapshot used for catalog scans is not invalidated by premature data pruning (Tom Lane) Backends failed to account for this snapshot when advertising their oldest xmin, potentially allowing concurrent vacuuming operations to remove data that was still needed. This led to transient failures along the lines of cache lookup failed for relation 1255.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/002", "db_id": "7932849db1ec2230e24032f39e06376e", "patch_ids": [], "statement_hash": "aa692793722eabd5fb2954782e575316ccb8a62fb831592f208c22d47e957c9a", "relations": [{"rule": 2, "type": "equivalent", "target": "2c84c10883d4291699453f586c96335b", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "aa692793722eabd5fb2954782e575316ccb8a62fb831592f208c22d47e957c9a"}}, {"rule": 2, "type": "equivalent", "target": "3b03ab6a4874e92d5ae101ac6f8f7548", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "aa692793722eabd5fb2954782e575316ccb8a62fb831592f208c22d47e957c9a"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "3b03ab6a4874e92d5ae101ac6f8f7548", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "确保用于目录扫描的特殊快照不被过早的数据修剪失效", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "aa692793722eabd5fb2954782e575316ccb8a62fb831592f208c22d47e957c9a"}, "url": "/docs/compare/?release=9.6.2#9.6.2-f5e00b652c630d9b", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "2c84c10883d4291699453f586c96335b", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "确保用于目录扫描的特殊快照不被过早的数据修剪失效", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "aa692793722eabd5fb2954782e575316ccb8a62fb831592f208c22d47e957c9a"}, "url": "/docs/compare/?release=9.5.6#9.5.6-f5e00b652c630d9b", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}]}, {"id": "9.4.11-c73b348ba5749039", "cves": [], "html": "<p>无条件地为未记录表的 <span>“<span>init fork</span>”</span> 写 WAL 日志（Michael Paquier）</p>\n<p>此前当<a href=\"/docs/9.4/runtime-config-wal.html#GUC-WAL-LEVEL\">wal_level</a> = <code>minimum</code> 时跳过这一步，但实际上即使在这种情况下也需要它，以确保未记录表在崩溃后被正确重置为空。</p>", "text": "无条件地为未记录表的 “init fork” 写 WAL 日志（Michael Paquier） 此前当wal_level = minimum 时跳过这一步，但实际上即使在这种情况下也需要它，以确保未记录表在崩溃后被正确重置为空。", "title": "无条件地为未记录表的 “init fork” 写 WAL 日志", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "89b1e1637e5746a60af6f99fb77b7a2b1bedbdb2ffaf2e568ab593ccc5d33bf2", "section_path": ["变更"], "commit_groups": [], "identity_text": "Unconditionally WAL-log creation of the init fork for an unlogged table (Michael Paquier) Previously, this was skipped when guc-wal-level = minimal, but actually it's necessary even in that case to ensure that the unlogged table is properly reset to empty after a crash.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/003", "db_id": "c6f68b3c5a7bedd78abd53ea623e5172", "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41", "relations": [{"rule": 2, "type": "equivalent", "target": "2debfe09e358306f7ebcf196fe79b585", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}}, {"rule": 2, "type": "equivalent", "target": "8800fa89cd7d4ca0f42ba417a524734e", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}}, {"rule": 2, "type": "equivalent", "target": "96a2ccd3484c42b56fc3124dff045bcc", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}}, {"rule": 2, "type": "equivalent", "target": "b750554a280b9a7fb664ae9c535c3aed", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "96a2ccd3484c42b56fc3124dff045bcc", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "无条件地为未记录表的 “init fork” 写 WAL 日志", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}, "url": "/docs/compare/?release=9.6.2#9.6.2-c73b348ba5749039", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "2debfe09e358306f7ebcf196fe79b585", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "无条件地为未记录表的 “init fork” 写 WAL 日志", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}, "url": "/docs/compare/?release=9.5.6#9.5.6-c73b348ba5749039", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "b750554a280b9a7fb664ae9c535c3aed", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "无条件地为未记录表的 “init fork” 写 WAL 日志", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}, "url": "/docs/compare/?release=9.3.16#9.3.16-c73b348ba5749039", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "8800fa89cd7d4ca0f42ba417a524734e", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "无条件地为未记录表的“init fork”写 WAL 日志", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "990d0d9a4900b3fcf84852ba2e3daa4fff8ae2a8427dc3d303961d75f4466b41"}, "url": "/docs/compare/?release=9.2.20#9.2.20-dbf4362fbbfe6087", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-f2047ca2a2812c07", "cves": [], "html": "<p>减少备库服务器重放 btree 索引清理操作期间的互锁（Simon Riggs）</p>\n<p>此更改避免了重放这种操作期间有时发生的显著复制延迟。</p>", "text": "减少备库服务器重放 btree 索引清理操作期间的互锁（Simon Riggs） 此更改避免了重放这种操作期间有时发生的显著复制延迟。", "title": "减少备库服务器重放 btree 索引清理操作期间的互锁", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "69a189b6b1d02e8cd64e8b355bb5fdc8921c3fcd9a27e38f88b2c263abc3cc44", "section_path": ["变更"], "commit_groups": [], "identity_text": "Reduce interlocking on standby servers during the replay of btree index vacuuming operations (Simon Riggs) This change avoids substantial replication delays that sometimes occurred while replaying such operations.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/004", "db_id": "57d80dc6fdfd592dc4ad9d9431f68874", "patch_ids": [], "statement_hash": "dc84418d32241fe11b81bb0644e895a5be4e0249e5a2cca2410ac63939e2303e", "relations": [{"rule": 2, "type": "equivalent", "target": "2da9ceb0a0de90be62fa96bed73b1565", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc84418d32241fe11b81bb0644e895a5be4e0249e5a2cca2410ac63939e2303e"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "2da9ceb0a0de90be62fa96bed73b1565", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "减少备库服务器重放 btree 索引清理操作期间的互锁", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc84418d32241fe11b81bb0644e895a5be4e0249e5a2cca2410ac63939e2303e"}, "url": "/docs/compare/?release=9.5.6#9.5.6-f2047ca2a2812c07", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}]}, {"id": "9.4.11-0f82f6bd0e8b372d", "cves": [], "html": "<p>如果统计收集器在热备期间死亡，重启它（Takayuki Tsunakawa）</p>", "text": "如果统计收集器在热备期间死亡，重启它（Takayuki Tsunakawa）", "title": "如果统计收集器在热备期间死亡，重启它", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "da355054b572b961460838ec1829293f8b0f1443ea94dec7a0746e8bc84a4d38", "section_path": ["变更"], "commit_groups": [], "identity_text": "If the stats collector dies during hot standby, restart it (Takayuki Tsunakawa)", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/005", "db_id": "e7a331a06d5fd2e3592830e064808397", "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6", "relations": [{"rule": 2, "type": "equivalent", "target": "3565a145961676913ee62a2e99986cf4", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}}, {"rule": 2, "type": "equivalent", "target": "5cd2d2ca24fb08243155c25f7150bab8", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}}, {"rule": 2, "type": "equivalent", "target": "c6a9d1159620c8f9492800dea76a81e3", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}}, {"rule": 2, "type": "equivalent", "target": "de4a22008d1a7afbe4d6940986bb6745", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": 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"7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}, "url": "/docs/compare/?release=9.3.16#9.3.16-0f82f6bd0e8b372d", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "5cd2d2ca24fb08243155c25f7150bab8", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "如果统计收集器在热备期间死亡，重启它", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7d431ad3f15bdd3ec61c5eb2c3685529936f3395f1cfc0e6ec3399b0ea4de1c6"}, "url": "/docs/compare/?release=9.2.20#9.2.20-0f82f6bd0e8b372d", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-66e992ec17ca40d7", "cves": [], "html": "<p>确保热备反馈在备库服务器启动时启用的情况下正确工作（Ants Aasma、Craig Ringer）</p>", "text": "确保热备反馈在备库服务器启动时启用的情况下正确工作（Ants Aasma、Craig Ringer）", "title": "确保热备反馈在备库服务器启动时启用的情况下正确工作", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "3ab562df4017bd61c6dd44ae46cde7cfdb1113d1817485567346874d8aa7f73f", "section_path": ["变更"], "commit_groups": [], "identity_text": "Ensure that hot standby feedback works correctly when it's enabled at standby server start (Ants Aasma, Craig Ringer)", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/006", "db_id": "bb4794f379e611c9cbe4afc5bec87747", "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18", "relations": [{"rule": 2, "type": "equivalent", "target": "48839c20206bcdefc18f38f72fd13df2", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}}, {"rule": 2, "type": "equivalent", "target": "dc2b3ccb7994551d3faa9ee16a22499c", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}}, {"rule": 2, "type": "equivalent", "target": "df175040bd737712b32e91bd73f38a14", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "dc2b3ccb7994551d3faa9ee16a22499c", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "确保热备反馈在备库服务器启动时启用的情况下正确工作", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}, "url": "/docs/compare/?release=9.6.2#9.6.2-66e992ec17ca40d7", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "48839c20206bcdefc18f38f72fd13df2", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "确保热备反馈在备库服务器启动时启用的情况下正确工作", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}, "url": "/docs/compare/?release=9.5.6#9.5.6-66e992ec17ca40d7", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "df175040bd737712b32e91bd73f38a14", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "确保热备反馈在备库服务器启动时启用的情况下正确工作", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "e042608e385ed58c86b49db5597b0dfdbcff1de01c34ee7e67c0659540bffb18"}, "url": "/docs/compare/?release=9.3.16#9.3.16-66e992ec17ca40d7", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}]}, {"id": "9.4.11-2f1772ccd52404ad", "cves": [], "html": "<p>热备等待冲突查询时检查中断（Simon Riggs）</p>", "text": "热备等待冲突查询时检查中断（Simon Riggs）", "title": "热备等待冲突查询时检查中断", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "77dc905a671040b620960e855401b5be4237377965986048932174918f4e113a", "section_path": ["变更"], "commit_groups": [], "identity_text": "Check for interrupts while hot standby is waiting for a conflicting query (Simon Riggs)", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/007", "db_id": "d729e551b00e1e502cf2a1171df1894b", "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247", "relations": [{"rule": 2, "type": "equivalent", "target": "418ce2365b56a5159ffcc02fac0f59e1", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}}, {"rule": 2, "type": "equivalent", "target": "904e692e04647660f143f1abbd55fb2b", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}}, {"rule": 2, "type": "equivalent", "target": "d08fdcde47ec4f569bbf62c039c95924", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}}, {"rule": 2, "type": "equivalent", "target": "f7eeb1dfac0116093446d208fcff1772", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "904e692e04647660f143f1abbd55fb2b", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "热备等待冲突查询时检查中断", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}, "url": "/docs/compare/?release=9.6.2#9.6.2-2f1772ccd52404ad", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "f7eeb1dfac0116093446d208fcff1772", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "热备等待冲突查询时检查中断", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}, "url": "/docs/compare/?release=9.5.6#9.5.6-2f1772ccd52404ad", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "418ce2365b56a5159ffcc02fac0f59e1", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "热备等待冲突查询时检查中断", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}, "url": "/docs/compare/?release=9.3.16#9.3.16-2f1772ccd52404ad", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "d08fdcde47ec4f569bbf62c039c95924", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "热备等待冲突查询时检查中断", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "1eebd16f1e1b811eb7b4029ff12f823adbbe938172d41e16ed0e7828f7f1d247"}, "url": "/docs/compare/?release=9.2.20#9.2.20-2f1772ccd52404ad", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-b47d5ae4829cde1d", "cves": [], "html": "<p>避免边界情况下自动清理启动器的不断重启（Amit Khandekar）</p>\n<p>此修复避免了自动清理名义上关闭且有一些需要冻结的表，但所有这种表都已被自动清理工作者处理时的问题。</p>", "text": "避免边界情况下自动清理启动器的不断重启（Amit Khandekar） 此修复避免了自动清理名义上关闭且有一些需要冻结的表，但所有这种表都已被自动清理工作者处理时的问题。", "title": "避免边界情况下自动清理启动器的不断重启", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "07858a0af57552ff60918aaa26736c59376bd933317eaa2fcad47481a86b08fb", "section_path": ["变更"], "commit_groups": [], "identity_text": "Avoid constantly respawning the autovacuum launcher in a corner case (Amit Khandekar) This fix avoids problems when autovacuum is nominally off and there are some tables that require freezing, but all such tables are already being processed by autovacuum workers.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/008", "db_id": "8a8ffdf1dacd6ab87d6692ed2bca3e52", "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e", "relations": [{"rule": 2, "type": "equivalent", "target": "89017e1d3ff5af35903564a49d0d91d0", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}}, {"rule": 2, "type": "equivalent", "target": "a3281c6a1a3aa069f7c670b9497931e8", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}}, {"rule": 2, "type": "equivalent", "target": "aa38277809efab39953b106568c98bf9", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}}, {"rule": 2, "type": "equivalent", "target": "ccc0f6bc1bd1392b9fc1f27d5bd3588e", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "aa38277809efab39953b106568c98bf9", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "避免边界情况下自动清理启动器的不断重启", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}, "url": "/docs/compare/?release=9.6.2#9.6.2-b47d5ae4829cde1d", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "89017e1d3ff5af35903564a49d0d91d0", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "避免边界情况下自动清理启动器的不断重启", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}, "url": "/docs/compare/?release=9.5.6#9.5.6-b47d5ae4829cde1d", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "a3281c6a1a3aa069f7c670b9497931e8", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "避免边界情况下自动清理启动器的不断重启", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}, "url": "/docs/compare/?release=9.3.16#9.3.16-b47d5ae4829cde1d", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "ccc0f6bc1bd1392b9fc1f27d5bd3588e", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "避免边界情况下自动清理启动器的不断重启", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "62f8bb047127b9e165a52f641648ca8b710730e6ff498bc962e02bc7516abd4e"}, "url": "/docs/compare/?release=9.2.20#9.2.20-b47d5ae4829cde1d", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-77b3340da27d93a5", "cves": [], "html": "<p>修复扩展成员对象何时可被删除的检查（Tom Lane）</p>\n<p>扩展升级脚本应当能删除成员对象，但对序列列的序列（可能还有其他情况）这不被允许。</p>", "text": "修复扩展成员对象何时可被删除的检查（Tom Lane） 扩展升级脚本应当能删除成员对象，但对序列列的序列（可能还有其他情况）这不被允许。", "title": "修复扩展成员对象何时可被删除的检查", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "dcf1f6e1edb1eb1cf6cf60ee3d38dddc3ea53804a6817fb0d56d21505b685579", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix check for when an extension member object can be dropped (Tom Lane) Extension upgrade scripts should be able to drop member objects, but this was disallowed for serial-column sequences, and possibly other cases.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/009", "db_id": "f4270e9af73e1877ed538fab27b58e81", "patch_ids": [], "statement_hash": "b628bcdfbd256658f9b68ca91595fd0d67a406b80c0ed57b7b1363aafe8af6a7", "relations": [{"rule": 2, "type": "equivalent", "target": "54c022475888431c0d41c6627d11dd7c", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "b628bcdfbd256658f9b68ca91595fd0d67a406b80c0ed57b7b1363aafe8af6a7"}}, {"rule": 2, "type": "equivalent", "target": "5c374ac5cee41cb051285200e880aca6", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "b628bcdfbd256658f9b68ca91595fd0d67a406b80c0ed57b7b1363aafe8af6a7"}}, {"rule": 2, "type": "equivalent", "target": "90cc460b606c55a661713e42f58ddd06", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": 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"category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "8c2998b77b9aaad172f95093a387ff93", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "确保 ALTER TABLE 重建索引时保留索引表空间分配", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "644e0ac6faa01622711ab0b03fce6ea733a0a4d7fc85d337fb686a4d724c5c53"}, "url": "/docs/compare/?release=9.6.2#9.6.2-92e6a6e4971f8631", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "ea5a7adb4bb360e50c78a14021cb2906", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "确保 ALTER TABLE 重建索引时保留索引表空间分配", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "644e0ac6faa01622711ab0b03fce6ea733a0a4d7fc85d337fb686a4d724c5c53"}, "url": "/docs/compare/?release=9.5.6#9.5.6-92e6a6e4971f8631", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "f3ec2ab38f376224b5a1cf410ead414e", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "确保 ALTER TABLE 重建索引时保留索引表空间分配", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "644e0ac6faa01622711ab0b03fce6ea733a0a4d7fc85d337fb686a4d724c5c53"}, "url": "/docs/compare/?release=9.3.16#9.3.16-92e6a6e4971f8631", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "8e7e3ca249ae1764f1792d1243b6e38c", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "确保 ALTER TABLE 重建索引时保留索引表空间分配", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "644e0ac6faa01622711ab0b03fce6ea733a0a4d7fc85d337fb686a4d724c5c53"}, "url": "/docs/compare/?release=9.2.20#9.2.20-92e6a6e4971f8631", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-c73a3cdcef1c3cfe", "cves": [], "html": "<p>修复用 <code>ALTER TABLE ... ALTER CONSTRAINT</code> 更改外键约束可延迟性属性时触发器函数属性的错误更新（Tom Lane）</p>\n<p>这导致之后执行外键时的奇怪失败，因为触发器在错误的时间触发。</p>", "text": "修复用 ALTER TABLE ... ALTER CONSTRAINT 更改外键约束可延迟性属性时触发器函数属性的错误更新（Tom Lane） 这导致之后执行外键时的奇怪失败，因为触发器在错误的时间触发。", "title": "修复用 ALTER TABLE ... ALTER CONSTRAINT 更改外键约束可延迟性属性时触发器函数属性的错误更新", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "54eeac6ba4b2812f4fead593cbe6ce7a347e4c233549b7602a6965b6a1fde4b7", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix incorrect updating of trigger function properties when changing a foreign-key constraint's deferrability properties with ALTER TABLE ... ALTER CONSTRAINT (Tom Lane) This led to odd failures during subsequent exercise of the foreign key, as the triggers were fired at the wrong times.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/011", "db_id": "08145cc12d78266b01ce4e46ab3be92c", "patch_ids": [], "statement_hash": "919fc2ed828ef481df2d2ef12f31f02840819e4771b909035736fee4fd92b694", "relations": [{"rule": 2, "type": "equivalent", "target": "96bbb5b62b5ff6920136e625b9c362c6", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "919fc2ed828ef481df2d2ef12f31f02840819e4771b909035736fee4fd92b694"}}, {"rule": 2, "type": "equivalent", "target": "99640de3fc14ce8556bacda8d80c2da8", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "919fc2ed828ef481df2d2ef12f31f02840819e4771b909035736fee4fd92b694"}}], "version": "9.4.11", "category_label": "BUG 修复", "also_in": [], "variants": [], "related_changes": [{"db_id": "99640de3fc14ce8556bacda8d80c2da8", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "修复用 ALTER TABLE ... 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INHERIT</code> 关联到带 OID 的父表时 OID 列的处理（Amit Langote）</p>\n<p>这种情况下 OID 列应当与普通用户列同等对待，但没有，导致之后继承更改中的奇怪行为。</p>", "text": "修复带 OID 的表通过 ALTER TABLE ... INHERIT 关联到带 OID 的父表时 OID 列的处理（Amit Langote） 这种情况下 OID 列应当与普通用户列同等对待，但没有，导致之后继承更改中的奇怪行为。", "title": "修复带 OID 的表通过 ALTER TABLE ... INHERIT 关联到带 OID 的父表时 OID 列的处理", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "f10c36b2b95b0c3986e8c118939cbb18ea4929afdf92b665338f82518980ccb1", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix processing of OID column when a table with OIDs is associated to a parent with OIDs via ALTER TABLE ... INHERIT (Amit Langote) The OID column should be treated the same as regular user columns in this case, but it wasn't, leading to odd behavior in later inheritance changes.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/013", "db_id": "bddd782ba9be3b76ffb0d6bee3de9080", "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03", "relations": [{"rule": 2, "type": "equivalent", "target": "1b04a4ada89a2013f7e6daf82f89be94", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}}, {"rule": 2, "type": "equivalent", "target": "7187dd1d1fef7844008f543688191aab", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}}, {"rule": 2, "type": "equivalent", "target": "b201bab401077b935165ebdbe790f99a", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}}, {"rule": 2, "type": "equivalent", "target": "ce5ca50cbec28a07219808056bb5a5cd", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}}], "version": "9.4.11", "category_label": "BUG 修复", "also_in": [], "variants": [], "related_changes": [{"db_id": "b201bab401077b935165ebdbe790f99a", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "修复带 OID 的表通过 ALTER TABLE ... 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INHERIT 关联到带 OID 的父表时 OID 列的处理", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}, "url": "/docs/compare/?release=9.3.16#9.3.16-d9386a2270ac8ee4", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "ce5ca50cbec28a07219808056bb5a5cd", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "修复带 OID 的表通过 ALTER TABLE ... INHERIT 关联到带 OID 的父表时 OID 列的处理", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "f9909ddbd3811671fd05a401895b23c661302c7cb8a114ceae1c0d4f32e8aa03"}, "url": "/docs/compare/?release=9.2.20#9.2.20-d9386a2270ac8ee4", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-03eec8e3dccf4637", "cves": [], "html": "<p>修复 <code>CREATE OR REPLACE VIEW</code> 在尝试应用新视图选项之前先更新视图查询（Dean Rasheed）</p>\n<p>此前如果新选项与旧视图定义不一致，命令就会失败。</p>", "text": "修复 CREATE OR REPLACE VIEW 在尝试应用新视图选项之前先更新视图查询（Dean Rasheed） 此前如果新选项与旧视图定义不一致，命令就会失败。", "title": "修复 CREATE OR REPLACE VIEW 在尝试应用新视图选项之前先更新视图查询", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "9ed98fb4119af4957726b0f4b9dfc3a70dd6722c4cc9b6b440c00c9061d795dc", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix CREATE OR REPLACE VIEW to update the view query before attempting to apply the new view options (Dean Rasheed) Previously the command would fail if the new options were inconsistent with the old view definition.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/014", "db_id": "918e658cf74aa81f91fbb6f8e8352102", "patch_ids": [], "statement_hash": "be5fedbd66b9675ee44acb296dd5dc06694c076ea48502729a510d4498e29faa", "relations": [{"rule": 2, "type": "equivalent", "target": "6e5358beed14dd0b4182dc414c644ebb", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "be5fedbd66b9675ee44acb296dd5dc06694c076ea48502729a510d4498e29faa"}}, {"rule": 2, "type": "equivalent", "target": "c94a440be136f418f40ab1fa05f43f21", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "be5fedbd66b9675ee44acb296dd5dc06694c076ea48502729a510d4498e29faa"}}], "version": "9.4.11", "category_label": "BUG 修复", "also_in": [], "variants": [], "related_changes": [{"db_id": "c94a440be136f418f40ab1fa05f43f21", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "修复 CREATE OR REPLACE VIEW 在尝试应用新视图选项之前先更新视图查询", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "be5fedbd66b9675ee44acb296dd5dc06694c076ea48502729a510d4498e29faa"}, "url": "/docs/compare/?release=9.6.2#9.6.2-03eec8e3dccf4637", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "6e5358beed14dd0b4182dc414c644ebb", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "修复 CREATE OR REPLACE VIEW 在尝试应用新视图选项之前先更新视图查询", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "be5fedbd66b9675ee44acb296dd5dc06694c076ea48502729a510d4498e29faa"}, "url": "/docs/compare/?release=9.5.6#9.5.6-03eec8e3dccf4637", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}]}, {"id": "9.4.11-19513a40f9d99c2d", "cves": [], "html": "<p>修复 <code>ALTER TEXT SEARCH CONFIGURATION</code> 期间报告正确的对象身份（Artur Zakirov）</p>\n<p>向逻辑解码等扩展报告了错误的目录 OID。</p>", "text": "修复 ALTER TEXT SEARCH CONFIGURATION 期间报告正确的对象身份（Artur Zakirov） 向逻辑解码等扩展报告了错误的目录 OID。", "title": "修复 ALTER TEXT SEARCH CONFIGURATION 期间报告正确的对象身份", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "b0754da7091f1706af67d8635b5b21612104621fc08ef54a66a1c92dc190d682", "section_path": ["变更"], "commit_groups": [], "identity_text": "Report correct object identity during ALTER TEXT SEARCH CONFIGURATION (Artur Zakirov) The wrong catalog OID was reported to extensions such as logical decoding.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/015", "db_id": "924df19334a53f88b93a62caf853b933", "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7", "relations": [{"rule": 2, "type": "equivalent", "target": "2b00c62f4a76d67225f66fa518f613a0", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}}, {"rule": 2, "type": "equivalent", "target": "4aeb0eea4216b573306205c5f3d3ab4f", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}}, {"rule": 2, "type": "equivalent", "target": "f2592ddd51722adbe66146a511088ace", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}}], "version": "9.4.11", "category_label": "BUG 修复", "also_in": [], "variants": [], "related_changes": [{"db_id": "4aeb0eea4216b573306205c5f3d3ab4f", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "修复 ALTER TEXT SEARCH CONFIGURATION 期间报告正确的对象身份", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}, "url": "/docs/compare/?release=9.6.2#9.6.2-19513a40f9d99c2d", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "f2592ddd51722adbe66146a511088ace", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "修复 ALTER TEXT SEARCH CONFIGURATION 期间报告正确的对象身份", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}, "url": "/docs/compare/?release=9.5.6#9.5.6-19513a40f9d99c2d", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "2b00c62f4a76d67225f66fa518f613a0", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "修复 ALTER TEXT SEARCH CONFIGURATION 期间报告正确的对象身份", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "692f4dc7e1010ae34e85aa333b79c95a936cab6f94357e5cc72f95ad44258bd7"}, "url": "/docs/compare/?release=9.3.16#9.3.16-19513a40f9d99c2d", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}]}, {"id": "9.4.11-e359b3a2f8957717", "cves": [], "html": "<p>在报告约束违反失败之前检查可序列化冲突（Thomas Munro）</p>\n<p>使用可序列化事务隔离时，希望任何因并发事务导致的错误都表现为序列化失败，从而提示应用重试可能成功。不幸的是，对并发插入导致的重复键失败这不能可靠发生。此更改确保如果应用在事务中早些时候显式检查过冲突键的存在（且未找到），这种错误将被报告为序列化错误。</p>", "text": "在报告约束违反失败之前检查可序列化冲突（Thomas Munro） 使用可序列化事务隔离时，希望任何因并发事务导致的错误都表现为序列化失败，从而提示应用重试可能成功。不幸的是，对并发插入导致的重复键失败这不能可靠发生。此更改确保如果应用在事务中早些时候显式检查过冲突键的存在（且未找到），这种错误将被报告为序列化错误。", "title": "在报告约束违反失败之前检查可序列化冲突", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "49baab87887a51c31854b0157fd4c79806246871f02340aacdcca014a193210b", "section_path": ["变更"], "commit_groups": [], "identity_text": "Check for serializability conflicts before reporting constraint-violation failures (Thomas Munro) When using serializable transaction isolation, it is desirable that any error due to concurrent transactions should manifest as a serialization failure, thereby cueing the application that a retry might succeed. Unfortunately, this does not reliably happen for duplicate-key failures caused by concurrent insertions. This change ensures that such an error will be reported as a serialization error if the application explicitly checked for the presence of a conflicting key (and did not find it) earlier in the transaction.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/016", "db_id": "008dbfc76ffd89bfe151accb80c7bb3d", "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba", "relations": [{"rule": 2, "type": "equivalent", "target": "3608fee921876dfcd7e8c9d523aeca81", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}}, {"rule": 2, "type": "equivalent", "target": "4d63bb02b1af635fed27372e121b41c5", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}}, {"rule": 2, "type": "equivalent", "target": "a7fe2494ccb82bbd660a301b0082de85", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "4d63bb02b1af635fed27372e121b41c5", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "在报告约束违反失败之前检查可序列化冲突", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}, "url": "/docs/compare/?release=9.5.6#9.5.6-e359b3a2f8957717", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "a7fe2494ccb82bbd660a301b0082de85", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "在报告约束违反失败之前检查可序列化冲突", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}, "url": "/docs/compare/?release=9.3.16#9.3.16-e359b3a2f8957717", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "3608fee921876dfcd7e8c9d523aeca81", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "在报告约束违反失败之前检查可序列化冲突", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "7b9b2c500fbdea8d99ce0b203d2a1adb8acb559963c6f180422d3b31173803ba"}, "url": "/docs/compare/?release=9.2.20#9.2.20-e359b3a2f8957717", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-5a32be0979144f98", "cves": [], "html": "<p>防止 <code>UPDATE</code> 源表达式中 <em><code>foo</code></em><code>.*</code> 的多列展开（Tom Lane）</p>\n<p>这导致 <span>“<span>UPDATE target count mismatch --- internal error</span>”</span>。现在该语法被理解为整行变量，与其他上下文中一样。</p>", "text": "防止 UPDATE 源表达式中 foo.* 的多列展开（Tom Lane） 这导致 “UPDATE target count mismatch --- internal error”。现在该语法被理解为整行变量，与其他上下文中一样。", "title": "防止 UPDATE 源表达式中 foo.* 的多列展开", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "49eb9be58b58476458a1d156da8aaf2e95dfb2b6ae5c24222db257b391aa1b64", "section_path": ["变更"], "commit_groups": [], "identity_text": "Prevent multicolumn expansion of foo.* in an UPDATE source expression (Tom Lane) This led to UPDATE target count mismatch --- internal error. Now the syntax is understood as a whole-row variable, as it would be in other contexts.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/017", "db_id": "dfa06e7e2ff2c24b68c8e9f2afbfda7f", "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc", "relations": [{"rule": 2, "type": "equivalent", "target": "0e1af8c5f71f8102604aa64825a37032", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}}, {"rule": 2, "type": "equivalent", "target": "e56e6bc6059fb602437ebbe14f154465", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}}, {"rule": 2, "type": "equivalent", "target": "ebda0d74d7cabb3a7fcac47d0f664d6c", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "e56e6bc6059fb602437ebbe14f154465", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "防止 UPDATE 源表达式中 foo.* 的多列展开", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}, "url": "/docs/compare/?release=9.6.2#9.6.2-5a32be0979144f98", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "0e1af8c5f71f8102604aa64825a37032", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "防止 UPDATE 源表达式中 foo.* 的多列展开", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}, "url": "/docs/compare/?release=9.5.6#9.5.6-5a32be0979144f98", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "ebda0d74d7cabb3a7fcac47d0f664d6c", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "防止 UPDATE 源表达式中 foo.* 的多列展开", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "dc89b82ddcf87448a357e8516ce3da9e20e7356c70c5be2b53dff2d2cda181bc"}, "url": "/docs/compare/?release=9.3.16#9.3.16-5a32be0979144f98", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}]}, {"id": "9.4.11-1a59df5e0457650c", "cves": [], "html": "<p>确保多行 <code>VALUES</code> 构造的列 typmod 被准确确定（Tom Lane）</p>\n<p>这修复了列的第一个值有可确定的 typmod（如 <code>varchar</code> 值的长度）但后面的值不共享同一限制时发生的问题。</p>", "text": "确保多行 VALUES 构造的列 typmod 被准确确定（Tom Lane） 这修复了列的第一个值有可确定的 typmod（如 varchar 值的长度）但后面的值不共享同一限制时发生的问题。", "title": "确保多行 VALUES 构造的列 typmod 被准确确定", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "b51fe756e68aa6a36ab96cb222101f6d9113068705a3cc87b5d3ef10cdaa1f68", "section_path": ["变更"], "commit_groups": [], "identity_text": "Ensure that column typmods are determined accurately for multi-row VALUES constructs (Tom Lane) This fixes problems occurring when the first value in a column has a determinable typmod (e.g., length for a varchar value) but later values don't share the same limit.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/018", "db_id": "b88d2f5af913237effe99220b3d82494", "patch_ids": [], "statement_hash": "ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d", "relations": [{"rule": 2, "type": "equivalent", "target": "005b71ae9dbe2bb708300e53c6fe3b79", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d"}}, {"rule": 2, "type": "equivalent", "target": "07d63ba33c77c1124b368f5d69c3ae8e", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d"}}, {"rule": 2, "type": "equivalent", "target": "2aeff17dc6647c2d1a2ad0dd3f2c66c5", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": 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"ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d"}, "url": "/docs/compare/?release=9.5.6#9.5.6-1a59df5e0457650c", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "005b71ae9dbe2bb708300e53c6fe3b79", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "确保多行 VALUES 构造的列 typmod 被准确确定", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d"}, "url": "/docs/compare/?release=9.3.16#9.3.16-1a59df5e0457650c", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "2aeff17dc6647c2d1a2ad0dd3f2c66c5", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "确保多行 VALUES 构造的列 typmod 被准确确定", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "ac965dfb5872115ef803cac9c64e4d2c31e3c10941e2b46ccc8b4592c8f1ca0d"}, "url": "/docs/compare/?release=9.2.20#9.2.20-1a59df5e0457650c", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": 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was the last character in a Unicode string literal (U&'...') or Unicode identifier (U&\"...\").", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/019", "db_id": "d0789e2d0f8c7d3c2f58a565ec63d22f", "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81", "relations": [{"rule": 2, "type": "equivalent", "target": "0608db3962143d173e4e8107a654548b", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}}, {"rule": 2, "type": "equivalent", "target": "3d48dead07b652756096d4f0d993e12c", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}}, {"rule": 2, "type": "equivalent", "target": "475b9ac6145d6cf05b60d1454777cb98", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}}, {"rule": 2, "type": "equivalent", "target": "a93421ec62e45ab76ef7ca68cc99ccdc", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}}], "version": "9.4.11", "category_label": "其他改进", "also_in": [], "variants": [], "related_changes": [{"db_id": "a93421ec62e45ab76ef7ca68cc99ccdc", "kind": "equivalent", "version": "9.6.2", "label": "9.6.2", "title": "对 Unicode 字符串末尾未完成的 Unicode 代理项对抛出错误", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}, "url": "/docs/compare/?release=9.6.2#9.6.2-3d086ae0cc351d15", "source_url": "/docs/release/9.6.2/#id-1.11.6.27.5"}, {"db_id": "475b9ac6145d6cf05b60d1454777cb98", "kind": "equivalent", "version": "9.5.6", "label": "9.5.6", "title": "对 Unicode 字符串末尾未完成的 Unicode 代理项对抛出错误", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}, "url": "/docs/compare/?release=9.5.6#9.5.6-3d086ae0cc351d15", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "0608db3962143d173e4e8107a654548b", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "对 Unicode 字符串末尾未完成的 Unicode 代理项对抛出错误", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}, "url": "/docs/compare/?release=9.3.16#9.3.16-3d086ae0cc351d15", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "3d48dead07b652756096d4f0d993e12c", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "对 Unicode 字符串末尾未完成的 Unicode 代理项对抛出错误", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "8f66c6edd4cde5687faada1346e7f235d3fe5f3cab11441841838ea8f995fa81"}, "url": "/docs/compare/?release=9.2.20#9.2.20-3d086ae0cc351d15", "source_url": 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"label": "9.5.6", "title": "防止 ts_rewrite() 用空查询替换非顶层子树时崩溃", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "69e51969a7a4e690ce4b7f629e2b814b2017844a53bc1112d03d60fbf86fa006"}, "url": "/docs/compare/?release=9.5.6#9.5.6-1b733fffaed0caf4", "source_url": "/docs/release/9.5.6/#id-1.11.6.24.5"}, {"db_id": "d6c330345c9debe55108886fee1afad3", "kind": "equivalent", "version": "9.3.16", "label": "9.3.16", "title": "防止 ts_rewrite() 用空查询替换非顶层子树时崩溃", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "69e51969a7a4e690ce4b7f629e2b814b2017844a53bc1112d03d60fbf86fa006"}, "url": "/docs/compare/?release=9.3.16#9.3.16-1b733fffaed0caf4", "source_url": "/docs/release/9.3.16/#id-1.11.6.14.5"}, {"db_id": "3e2d55ea9ee221b83b420165e030a10a", "kind": "equivalent", "version": "9.2.20", "label": "9.2.20", "title": "防止 ts_rewrite() 用空查询替换非顶层子树时崩溃", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": 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转储使用内建函数的用户定义强制转换和转换（Stephen Frost）", "title": "修复 pg_dump 转储使用内建函数的用户定义强制转换和转换", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "132609db57db9d7f417cb6f67fdf083e75bf6add418aaf6f7b78f36c156b1af7", "section_path": ["变更"], "commit_groups": [], "identity_text": "Fix pg_dump to dump user-defined casts and transforms that use built-in functions (Stephen Frost)", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/029", "db_id": "1af558f49869195daea66118c0df707f", "patch_ids": [], "statement_hash": "2a3aac55e24e54531d0f8a215b0cdefc742a6d9b9211a41a535ece0ea74b9bf4", "relations": [{"rule": 2, "type": "equivalent", "target": "141e88f49f53e4beac817386630d457f", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "2a3aac55e24e54531d0f8a215b0cdefc742a6d9b9211a41a535ece0ea74b9bf4"}}, {"rule": 2, "type": "equivalent", "target": "206f6527fb116024cd1b8b9db2358953", "evidence": 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"9.2.20", "label": "9.2.20", "title": "修复 pg_dump 转储使用内建函数的用户定义强制转换和转换", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": "2a3aac55e24e54531d0f8a215b0cdefc742a6d9b9211a41a535ece0ea74b9bf4"}, "url": "/docs/compare/?release=9.2.20#9.2.20-4fba47bfcb2ec0ac", "source_url": "/docs/release/9.2.20/#id-1.11.6.9.5"}]}, {"id": "9.4.11-6f2e3fa7344ed7b7", "cves": [], "html": "<p>修复 <span>pg_restore</span> 使用 <code>--create --if-exists</code> 时对包含无法识别的 <code>DROP</code> 命令的归档表现得更理智（Tom Lane）</p>\n<p>这不修复任何现存 bug，但如果 <span>pg_restore</span> 与更晚的 <span>pg_dump</span> 版本生成的归档一起使用，将来可能改进行为。</p>", "text": "修复 pg_restore 使用 --create --if-exists 时对包含无法识别的 DROP 命令的归档表现得更理智（Tom Lane） 这不修复任何现存 bug，但如果 pg_restore 与更晚的 pg_dump 版本生成的归档一起使用，将来可能改进行为。", "title": "修复 pg_restore 使用 --create --if-exists 时对包含无法识别的 DROP 命令的归档表现得更理智", "commits": [], "section": "变更", "category": "bugfix", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": 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同步（Tom Lane） 这修复了若干问题，最显著的是当目标目录不支持硬链接时区数据安装失败。", "title": "把我们的时区库副本与 IANA tzcode2016j 同步", "commits": [], "section": "变更", "category": "improvement", "source_url": "/docs/release/9.4.11/#id-1.11.6.20.5", "source_hash": "5f3988341c51c49b6b8f02ee184888d1d20795cbba8d59444e2ca1ac34d09997", "section_path": ["变更"], "commit_groups": [], "identity_text": "Sync our copy of the timezone library with IANA release tzcode2016j (Tom Lane) This fixes various issues, most notably that timezone data installation failed if the target directory didn't support hard links.", "commit_aliases": [], "source_commits": [], "source_entry_id": "9.4.11/changes/043", "db_id": "ca2c92a81d1310ca096285ae5b1ef55e", "patch_ids": [], "statement_hash": "93deb20375112ad4a31533ee213c51ce9b2175725c880946c2083d367ed694db", "relations": [{"rule": 2, "type": "equivalent", "target": "28247a8918f5b21afafdd608c376bd8b", "evidence": {"same_day": true, "patch_ids": [], "statement_hash": 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