{"already_in_source_count":0,"candidate_count":206,"cross_major":false,"cve_available":true,"cve_count":0,"cves":[],"duplicate_count":0,"excluded_count":0,"exclusions":[],"from_release":null,"groups":[{"age_days":1122,"build":"16.0","changes_count":193,"compatibility_count":13,"content_hash":"36a4b03893b456c2d75ee47327d5cec1abe763716e49c0b3c41adeb8d1d830f7","date":"2023-09-14","date_text":"2023-09-14","doc_git":"","doc_loaded_at":"2026-09-26T02:56:37.084400","entries":[{"also_in":[],"category":"compatibility","category_label":"Compatibility","commit_aliases":["d747dc85a"],"commit_groups":[["d747dc85a"]],"commits":["d747dc85a"],"cves":[],"db_id":"f826f81b9d803af44e93dedd76984421","html":"\u003cp\u003e更改\u003ca href=\"/docs/16/plpgsql-cursors.html#PLPGSQL-OPEN-BOUND-CURSOR\" title=\"43.7.2.3. 打开已绑定游标\"\u003e\u003cspan\u003ePL/pgSQL\u003c/span\u003e\u003c/a\u003e绑定游标变量的赋值规则（Tom Lane）\u003ca href=\"https://postgr.es/c/d747dc85a\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前，此类变量的字符串值在游标赋值期间被设置为与变量名匹配；现在它将在 \u003ca href=\"/docs/16/plpgsql-cursors.html#PLPGSQL-CURSOR-OPENING\" title=\"43.7.2. 打开游标\"\u003e\u003ccode\u003eOPEN\u003c/code\u003e\u003c/a\u003e 期间赋值，且不会与变量名匹配。要恢复之前的行为，请在 \u003ccode\u003eOPEN\u003c/code\u003e 之前将所需的门户名称赋给游标变量。\u003c/p\u003e","id":"16.0-c2006d3e0efb852e","identity_text":"Change assignment rules for PL/pgSQL bound cursor variables (Tom Lane) Previously, the string value of such variables was set to match the variable name during cursor assignment; now it will be assigned during OPEN, and will not match the variable name. 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处理此类索引。\u003c/p\u003e","id":"16.0-c55edd8a8feeef53","identity_text":"Change REINDEX DATABASE and reindexdb to not process indexes on system catalogs (Simon Riggs) Processing such indexes is still possible using REINDEX SYSTEM and reindexdb --system.","part":"migration","patch_ids":["92844ce33747d7e2426d82ea02840c62","e53caa2334bbd1e5befcc0bdae91cb58"],"related_changes":[{"db_id":"cb5715aa1fddf34ed43b90514b03bc21","evidence":{"patch_ids":["92844ce33747d7e2426d82ea02840c62","e53caa2334bbd1e5befcc0bdae91cb58"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","title":"更改 REINDEX DATABASE 和 REINDEX SYSTEM 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title=\"CREATE VIEW\"\u003e创建视图\u003c/a\u003e的能力（Tom Lane）\u003ca href=\"https://postgr.es/c/b23cd185f\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-934f312ead07017b","identity_text":"Remove the ability to create views manually with ON SELECT rules (Tom Lane)","part":"migration","patch_ids":["26c1e01147ea110f7e1341afb99685b2"],"related_changes":[],"relations":[],"section":"兼容性","section_path":["兼容性"],"source_commits":["b23cd185f"],"source_entry_id":"16.0/migration/007","source_hash":"39c582283841cd5ef7096d0d0ecdc495207fb4e659c7f4f58517f0e0afdf3044","source_url":"/docs/release/16.0/#RELEASE-16-MIGRATION","statement_hash":"91b3da9ee1d9bb132010f131375167c6569cbd63af7afa8e6eda60ec48fbd16b","text":"移除通过 ON SELECT 规则手动创建视图的能力（Tom Lane）§","title":"移除通过 ON SELECT 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title=\"25.1.5. 防止事务 ID 回卷失败\"\u003e冻结\u003c/a\u003e（Peter Geoghegan）\u003ca href=\"https://postgr.es/c/d977ffd92\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/9e5405993\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/1de58df4f\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这使得整表冻结清理的必要性降低。\u003c/p\u003e","id":"16.0-8915c15be4d511a4","identity_text":"During non-freeze operations, perform page freezing where appropriate (Peter Geoghegan) This makes full-table freeze vacuums less necessary.","part":"changes","patch_ids":["bebbe66730267e2db642c5c4d083b7c4","bf9fc376d7111e89a0767ad9e7fbf56c","d2db854c94ed6f6147811b5fe0a1f1da"],"related_changes":[],"relations":[],"section":"服务器 / 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href=\"https://postgr.es/c/ed1a88dda\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-451a78b2cf018816","identity_text":"Allow window functions to use the faster ROWS mode internally when RANGE mode is active but unnecessary (David Rowley)","part":"changes","patch_ids":["a7edfee197b04d8a2b2913ce63dbaf79"],"related_changes":[],"relations":[],"section":"服务器 / 一般性能","section_path":["服务器","一般性能"],"source_commits":["ed1a88dda"],"source_entry_id":"16.0/changes/009","source_hash":"4efc715ebb949ec72a1ae418e1a9598103b06c125a1001ed4f9b4370060e45e6","source_url":"/docs/release/16.0/#RELEASE-16-PERFORMANCE","statement_hash":"32517d0bb4e5a0c4ec0f5fc198a97bb3f282e04741fcdd34374da0dc60d29cdd","text":"当 RANGE 模式处于活动状态但不必要时，允许窗口函数在内部使用更快的 ROWS 模式（David Rowley）§","title":"当 RANGE 模式处于活动状态但不必要时，允许窗口函数在内部使用更快的 ROWS 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href=\"https://postgr.es/c/16fd03e95\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-34cbdd7f564c426f","identity_text":"Allow aggregate functions string_agg() and array_agg() to be parallelized (David Rowley)","part":"changes","patch_ids":["96e8551fb59feafb18841b83934b9f7f"],"related_changes":[],"relations":[],"section":"服务器 / 一般性能","section_path":["服务器","一般性能"],"source_commits":["16fd03e95"],"source_entry_id":"16.0/changes/011","source_hash":"bc9226ce936cc2bda5ce8eb1791d738cf120db9d7615bf7a6a28af192ebf96a8","source_url":"/docs/release/16.0/#RELEASE-16-PERFORMANCE","statement_hash":"e1eae593c3e486450967daeffb7a34dada3d8e2f3d27c988946898a4120127ca","text":"允许聚合函数 string_agg() 和 array_agg() 被并行化（David Rowley）§","title":"允许聚合函数 string_agg() 和 array_agg() 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href=\"https://postgr.es/c/b72f564d8\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e\u003ca href=\"/docs/16/sql-vacuum.html\" title=\"VACUUM\"\u003e\u003ccode\u003eVACUUM\u003c/code\u003e\u003c/a\u003e/\u003ca href=\"/docs/16/sql-analyze.html\" title=\"ANALYZE\"\u003e\u003ccode\u003eANALYZE\u003c/code\u003e\u003c/a\u003e 选项为 \u003ccode\u003eBUFFER_USAGE_LIMIT\u003c/code\u003e，\u003ca href=\"/docs/16/app-vacuumdb.html\" title=\"vacuumdb\"\u003e\u003cspan\u003evacuumdb\u003c/span\u003e\u003c/a\u003e选项为 \u003ccode\u003e--buffer-usage-limit\u003c/code\u003e。默认值由服务器变量 \u003ca href=\"/docs/16/runtime-config-resource.html#GUC-VACUUM-BUFFER-USAGE-LIMIT\"\u003e\u003ccode\u003evacuum_buffer_usage_limit\u003c/code\u003e\u003c/a\u003e 设置，它也控制自动清理。\u003c/p\u003e","id":"16.0-00afe7f3cd4c4d2e","identity_text":"Allow control of the shared buffer usage by vacuum and analyze (Melanie Plageman) The VACUUM/ANALYZE option is BUFFER_USAGE_LIMIT, and the vacuumdb option is --buffer-usage-limit. The default value is set by server variable vacuum_buffer_usage_limit, which also controls autovacuum.","part":"changes","patch_ids":["27310bfa7bc6d1a4497f808f7193bd28","291417385e78d262ef3bce72966910b2","92ab6a5cc447bc9881bdcd721b5c49b3"],"related_changes":[],"relations":[],"section":"服务器 / 一般性能","section_path":["服务器","一般性能"],"source_commits":["1cbbee033","ae78cae3b","b72f564d8"],"source_entry_id":"16.0/changes/013","source_hash":"61c9236f20808bb68fc24e69f4f22a8da0040192cf7311815fc43a7ca78f9915","source_url":"/docs/release/16.0/#RELEASE-16-PERFORMANCE","statement_hash":"4e4824271ca20a6ae700a13b6f7e064016385429c7f2a285faed1dd9e73e25a5","text":"允许控制 vacuum 和 analyze 使用的共享缓冲区（Melanie Plageman）§ § § VACUUM/ANALYZE 选项为 BUFFER_USAGE_LIMIT，vacuumdb选项为 --buffer-usage-limit。默认值由服务器变量 vacuum_buffer_usage_limit 设置，它也控制自动清理。","title":"允许控制 vacuum 和 analyze 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Vector operations are also used for some C array searches.","part":"changes","patch_ids":["55a79d906ac18e5e9b12fb286c664381","8cd730de369aff3f35c4f07d6e8f8ac7","9200c165c810bfc3a62002611abafee6","98b5b393df942a15427f95e81db79f3c"],"related_changes":[],"relations":[],"section":"服务器 / 一般性能","section_path":["服务器","一般性能"],"source_commits":["121d2d3d7","37a6e5df3","b6ef16756","e813e0e16"],"source_entry_id":"16.0/changes/017","source_hash":"7153292008e76e4b754a404764abbfe7ff04bdfeb01d5c220b9790f26c51c8c3","source_url":"/docs/release/16.0/#RELEASE-16-PERFORMANCE","statement_hash":"26ef46f74a3b690cb57334773c0d92c237442517c3d87d1f171fac153f88a06f","text":"允许 xid/subxid 搜索和 ASCII 字符串检测使用向量运算（Nathan Bossart，John Naylor）§ § § § ASCII 检测对于 COPY FROM 特别有用。向量运算也用于一些 C 数组搜索。","title":"允许 xid/subxid 搜索和 ASCII 字符串检测使用向量运算","variants":[],"version":"16.0"},{"also_in":[],"category":"performance","category_label":"Performance","commit_aliases":["c6e0fe1f2"],"commit_groups":[["c6e0fe1f2"]],"commits":["c6e0fe1f2"],"cves":[],"db_id":"a1e378022a0e6d1c83b942d1f87f968b","html":"\u003cp\u003e减少内存分配的开销（Andres Freund，David Rowley）\u003ca href=\"https://postgr.es/c/c6e0fe1f2\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-680e4e87729d40d9","identity_text":"Reduce overhead of memory allocations (Andres Freund, David Rowley)","part":"changes","patch_ids":["b83ab0346f913fc3be5d8a6b1e7e0b9f"],"related_changes":[],"relations":[],"section":"服务器 / 一般性能","section_path":["服务器","一般性能"],"source_commits":["c6e0fe1f2"],"source_entry_id":"16.0/changes/018","source_hash":"620b2a3949e3e7b8a118a8ef9a4c73064c67c2d0da2f86bf899ec7ccf09bba4c","source_url":"/docs/release/16.0/#RELEASE-16-PERFORMANCE","statement_hash":"7e28360d239901d070b9c07d1ea9e67fecdfcc424217b969575d245684c199f7","text":"减少内存分配的开销（Andres Freund，David Rowley）§","title":"减少内存分配的开销","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["093e5c57d","0ecb87e1f","8aaa04b32","a9c70b46d","ac8d53dae"],"commit_groups":[["093e5c57d"],["0ecb87e1f"],["8aaa04b32"],["a9c70b46d"],["ac8d53dae"]],"commits":["093e5c57d","0ecb87e1f","8aaa04b32","a9c70b46d","ac8d53dae"],"cves":[],"db_id":"a2ad0b82efdec9aa9d94d5eb2a3a8405","html":"\u003cp\u003e增加系统视图 \u003ca href=\"/docs/16/monitoring-stats.html#MONITORING-PG-STAT-IO-VIEW\" title=\"28.2.13. pg_stat_io\"\u003e\u003ccode\u003epg_stat_io\u003c/code\u003e\u003c/a\u003e 以跟踪 \u003cacronym\u003eI/O\u003c/acronym\u003e 统计（Melanie Plageman）\u003ca href=\"https://postgr.es/c/a9c70b46d\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/8aaa04b32\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/ac8d53dae\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/0ecb87e1f\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/093e5c57d\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-a154e46c343f48c0","identity_text":"Add system view pg_stat_io view to track I/O statistics (Melanie Plageman)","part":"changes","patch_ids":["1c4ce2e3a0aa5cbed6629b19e3c4b40b","5d68e42650e2bce9d845c2be7a6ae446","74a638d90bff700b6f0aac4a0b229b0b","d1986cdcf2de79eec5822be4c40de221","e4c0725325231f50bd224199460931f4"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["093e5c57d","0ecb87e1f","8aaa04b32","a9c70b46d","ac8d53dae"],"source_entry_id":"16.0/changes/019","source_hash":"cfb4544e62ff06177cb7a15fd37650778f1a2f66668a92530977537d8fd6799f","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"2606364de89f5d97a8b9764f26523a44d640ac74cc6c4e9b9fa0732839f9a99a","text":"增加系统视图 pg_stat_io 以跟踪 I/O 统计（Melanie Plageman）§ § § § §","title":"增加系统视图 pg_stat_io 以跟踪 I/O 统计","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["c03747183"],"commit_groups":[["c03747183"]],"commits":["c03747183"],"cves":[],"db_id":"ccadd1efd0969b05194eaec65727f7af","html":"\u003cp\u003e记录表上最后一次顺序扫描和索引扫描的统计信息（Dave Page）\u003ca href=\"https://postgr.es/c/c03747183\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e此信息显示在 \u003ca href=\"/docs/16/monitoring-stats.html#PG-STAT-ALL-TABLES-VIEW\" title=\"表 28.28. pg_stat_all_tables 视图\"\u003e\u003ccode\u003epg_stat_*_tables\u003c/code\u003e\u003c/a\u003e 和 \u003ca href=\"/docs/16/monitoring-stats.html#MONITORING-PG-STAT-ALL-INDEXES-VIEW\" title=\"28.2.19. pg_stat_all_indexes\"\u003e\u003ccode\u003epg_stat_*_indexes\u003c/code\u003e\u003c/a\u003e 中。\u003c/p\u003e","id":"16.0-9be8f8ffa585e4d7","identity_text":"Record statistics on the last sequential and index scans on tables (Dave Page) This information appears in pg_stat_*_tables and pg_stat_*_indexes.","part":"changes","patch_ids":["c4ba190f0d91d4b4cfa7ce2f43980989"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["c03747183"],"source_entry_id":"16.0/changes/020","source_hash":"fa911a2a6a10197b11bf8cab66929d793882a8d63cf93e1ca36dc24901156d07","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"ca898d673782c499c0c6f27bc88d6cb71528bf6980f5f5f7a594d87c4d525557","text":"记录表上最后一次顺序扫描和索引扫描的统计信息（Dave Page）§ 此信息显示在 pg_stat_*_tables 和 pg_stat_*_indexes 中。","title":"记录表上最后一次顺序扫描和索引扫描的统计信息","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["ae4fdde13"],"commit_groups":[["ae4fdde13"]],"commits":["ae4fdde13"],"cves":[],"db_id":"d978ff661068cc4a447a09387bf8eb66","html":"\u003cp\u003e记录已更新行移动到新页面的统计信息（Corey Huinker）\u003ca href=\"https://postgr.es/c/ae4fdde13\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e\u003ccode\u003epg_stat_*_tables\u003c/code\u003e 列为 \u003ca href=\"/docs/16/monitoring-stats.html#MONITORING-PG-STAT-ALL-TABLES-VIEW\" title=\"28.2.18. pg_stat_all_tables\"\u003e\u003ccode\u003en_tup_newpage_upd\u003c/code\u003e\u003c/a\u003e。\u003c/p\u003e","id":"16.0-82f6a7a1a7329b7f","identity_text":"Record statistics on the occurrence of updated rows moving to new pages (Corey Huinker) The pg_stat_*_tables column is n_tup_newpage_upd.","part":"changes","patch_ids":["1e7bdf77023add4aeb523e9a777a62cd"],"related_changes":[],"relations":[],"section":"服务器 / 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\u003ccode\u003etransactionid\u003c/code\u003e 列中，推测插入令牌显示在 \u003ccode\u003eobjid\u003c/code\u003e 列中。\u003c/p\u003e","id":"16.0-f90f2925034016ea","identity_text":"Add speculative lock information to the pg_locks system view (Masahiko Sawada, Noriyoshi Shinoda) The transaction id is displayed in the transactionid column and the speculative insertion token is displayed in the objid column.","part":"changes","patch_ids":["4d832ebf7d13c3533e76b0116559e1e9"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["f74573969"],"source_entry_id":"16.0/changes/022","source_hash":"83431dde82d7d10807d0015bda97f652144d6b627de6c529921cf56ce0bc4eb7","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"75a357610b8c8b5e8a3ee91a48d315064675747a1f14bb7f66d05a19406bab43","text":"向 pg_locks 系统视图添加推测锁信息（Masahiko Sawada，Noriyoshi Shinoda）§ 事务 ID 显示在 transactionid 列中，推测插入令牌显示在 objid 列中。","title":"向 pg_locks 系统视图添加推测锁信息","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["6ffff0fd2","84ad713cf"],"commit_groups":[["6ffff0fd2"],["84ad713cf"]],"commits":["6ffff0fd2","84ad713cf"],"cves":[],"db_id":"eb1ec79d2db2312703d6a4a6efa5ee58","html":"\u003cp\u003e向 \u003ca href=\"/docs/16/view-pg-prepared-statements.html\" title=\"54.15. pg_prepared_statements\"\u003e\u003ccode\u003epg_prepared_statements\u003c/code\u003e\u003c/a\u003e 视图添加预备语句结果类型的显示（Dagfinn Ilmari Mannsåker）\u003ca href=\"https://postgr.es/c/84ad713cf\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/6ffff0fd2\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-862d57147bfa3a90","identity_text":"Add the display of prepared statement result types to the pg_prepared_statements view (Dagfinn Ilmari Mannsåker)","part":"changes","patch_ids":["4aec479382e883c08b2a26c07c8f13a6","8385af63f370093cedad91ff0b9d68d6"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["6ffff0fd2","84ad713cf"],"source_entry_id":"16.0/changes/023","source_hash":"8e61f00e23518fa3a11e4f083a0d2af185c585ae07803f2dbe186c3dfbdcc4b1","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"e41ee27361a8b5453f53b62666511e666125fbdb31390ddee79429fa4c05da11","text":"向 pg_prepared_statements 视图添加预备语句结果类型的显示（Dagfinn Ilmari Mannsåker）§ §","title":"向 pg_prepared_statements 视图添加预备语句结果类型的显示","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["e0b014295"],"commit_groups":[["e0b014295"]],"commits":["e0b014295"],"cves":[],"db_id":"21430e43a8df90341adcb221cb993b06","html":"\u003cp\u003e在订阅创建时创建订阅统计条目，使 \u003ca href=\"/docs/16/monitoring-stats.html#PG-STAT-DATABASE-VIEW\" title=\"表 28.26. pg_stat_database 视图\"\u003e\u003ccode\u003estats_reset\u003c/code\u003e\u003c/a\u003e 准确（Andres Freund）\u003ca href=\"https://postgr.es/c/e0b014295\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前条目仅在首次报告统计信息时创建。\u003c/p\u003e","id":"16.0-ffed4e495a85bae2","identity_text":"Create subscription statistics entries at subscription creation time so stats_reset is accurate (Andres Freund) Previously entries were created only when the first statistics were reported.","part":"changes","patch_ids":["ca6dc6ad2dbe12cce60fe12b210ce4bf"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["e0b014295"],"source_entry_id":"16.0/changes/024","source_hash":"cf954e39877f1c018c3b4f770a8ccff1f6cf7bfadf6a6bb44b17193a515ee586","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"d3d18d1c12f696d8625d5c7084d48a27c3c180ce1e83f28e08fb4f5da83c65b6","text":"在订阅创建时创建订阅统计条目，使 stats_reset 准确（Andres Freund）§ 之前条目仅在首次报告统计信息时创建。","title":"在订阅创建时创建订阅统计条目，使 stats_reset 准确","variants":[],"version":"16.0"},{"also_in":[],"category":"bugfix","category_label":"Bug fixes","commit_aliases":["704261ecc"],"commit_groups":[["704261ecc"]],"commits":["704261ecc"],"cves":[],"db_id":"7e641eaab02569d94507cf600be93795","html":"\u003cp\u003e修正 \u003ca href=\"/docs/16/monitoring-stats.html#PG-STAT-DATABASE-VIEW\" title=\"表 28.26. pg_stat_database 视图\"\u003e\u003ccode\u003epg_stat_database\u003c/code\u003e\u003c/a\u003e 中显示的临时关系写入的 \u003cacronym\u003eI/O\u003c/acronym\u003e 统计（Melanie Plageman）\u003ca href=\"https://postgr.es/c/704261ecc\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-66f1a4b6b2ad28f2","identity_text":"Correct the I/O accounting for temp relation writes shown in pg_stat_database (Melanie Plageman)","part":"changes","patch_ids":["29ab54c9f4c9b71c24add143a41d18b2"],"related_changes":[],"relations":[],"section":"服务器 / 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href=\"https://postgr.es/c/10ea0f924\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-b56cb81f1da83ba5","identity_text":"Add function pg_stat_get_backend_subxact() to report on a session's subtransaction cache (Dilip Kumar)","part":"changes","patch_ids":["372fa21ad67b5f89547b42d5a53981cf"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["10ea0f924"],"source_entry_id":"16.0/changes/026","source_hash":"d0b39a2acfa5afdeb106ac7f10479726ca15434e77969321799ce319bfce333b","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"65b8c2b77b490263991d4cc5f5338f874ab1b4d9b39039657bd5da33e4888ca8","text":"增加函数 pg_stat_get_backend_subxact() 以报告会话的子事务缓存（Dilip Kumar）§","title":"增加函数 pg_stat_get_backend_subxact() 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session.","part":"changes","patch_ids":["f8cafab6edefef23fda3e8e195c5cc79"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["d7e39d72c"],"source_entry_id":"16.0/changes/027","source_hash":"f7cc8d702f3d2b5a061d4dd94366c8f2ad9dcc5718ff49a3a0691a2962615890","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"64c217213dd4bbe198f05b3a28d19b6732ca8c68b2a59720946c5fc7fd39f465","text":"使 pg_stat_get_backend_idset()、pg_stat_get_backend_activity() 和相关函数使用不变的后端 id（Nathan Bossart）§ 之前索引值在会话生命周期内可能会更改。","title":"使 pg_stat_get_backend_idset()、pg_stat_get_backend_activity() 和相关函数使用不变的后端 id","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["0c679464a"],"commit_groups":[["0c679464a"]],"commits":["0c679464a"],"cves":[],"db_id":"53d6d2f6b779b477cb6e112097562a4c","html":"\u003cp\u003e以特殊的后端类型报告独立后端（Melanie Plageman）\u003ca href=\"https://postgr.es/c/0c679464a\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-92572bd2b49ebe3c","identity_text":"Report stand-alone backends with a special backend type (Melanie Plageman)","part":"changes","patch_ids":["811e1d1439c998177ee8fce1a81021b0"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["0c679464a"],"source_entry_id":"16.0/changes/028","source_hash":"50518296140e8f9dedf8223338254057a8fd36c840ed3691352ad0891889aae7","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"31bb59bfe5a801e3ca0a2c5426432aff8321eb48586cfc8e8291d08c599edf81","text":"以特殊的后端类型报告独立后端（Melanie Plageman）§","title":"以特殊的后端类型报告独立后端","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["92daeca45"],"commit_groups":[["92daeca45"]],"commits":["92daeca45"],"cves":[],"db_id":"50bf18619fc1f653e80e9a706e4c70e9","html":"\u003cp\u003e增加等待事件 \u003ca href=\"/docs/16/monitoring-stats.html#WAIT-EVENT-TIMEOUT-TABLE\" title=\"表 28.13.  Timeout类型的等待事件\"\u003e\u003ccode\u003eSpinDelay\u003c/code\u003e\u003c/a\u003e 以报告自旋锁睡眠延迟（Andres Freund）\u003ca href=\"https://postgr.es/c/92daeca45\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-6c7c151d62959575","identity_text":"Add wait event SpinDelay to report spinlock sleep delays (Andres Freund)","part":"changes","patch_ids":["5ea5bed0f394cc42f64ae8b6c0de804e"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["92daeca45"],"source_entry_id":"16.0/changes/029","source_hash":"ecacb3449aab3b327ae72346b0d4f6eb53802ec4072468059c3e7f904544d026","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"45ed921efe6eba090135c6aec54a486813262e7ba5e105ae89449fb21ccb7c74","text":"增加等待事件 SpinDelay 以报告自旋锁睡眠延迟（Andres Freund）§","title":"增加等待事件 SpinDelay 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href=\"/docs/16/runtime-config-logging.html#GUC-UPDATE-PROCESS-TITLE\"\u003e进程标题\u003c/a\u003e中（Tatsuhiro Nakamori）\u003ca href=\"https://postgr.es/c/af205152e\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e物理 \u003cacronym\u003eWAL\u003c/acronym\u003e 发送器不显示数据库名称。\u003c/p\u003e","id":"16.0-960f46e511f5f1ca","identity_text":"Add the database name to the process title of logical WAL senders (Tatsuhiro Nakamori) Physical WAL senders do not display a database name.","part":"changes","patch_ids":["b76cfa49f69a819f02742df66c91bf1f"],"related_changes":[],"relations":[],"section":"服务器 / 监控","section_path":["服务器","监控"],"source_commits":["af205152e"],"source_entry_id":"16.0/changes/031","source_hash":"d0de6d17ef6a64f43aa372cb1500fae473c66d86de26bdc6eef331d0ce4f5ecf","source_url":"/docs/release/16.0/#RELEASE-16-MONITORING","statement_hash":"51d418a4214815827ee028d5cf1d4b161f8eea015704fae6c82f6af57ce2b1c9","text":"将数据库名称添加到逻辑 WAL 发送器的进程标题中（Tatsuhiro Nakamori）§ 物理 WAL 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href=\"https://postgr.es/c/19e65dff3\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这通过选项 \u003ca href=\"/docs/16/sql-createsubscription.html\" title=\"CREATE SUBSCRIPTION\"\u003e\u003ccode\u003epassword_required=false\u003c/code\u003e\u003c/a\u003e 实现。\u003c/p\u003e","id":"16.0-3ec13dbca0cb8f3f","identity_text":"Allow subscriptions to not require passwords (Robert Haas) This is accomplished with the option password_required=false.","part":"changes","patch_ids":["38efe5461c206e0e034559d4a91f45d0","c224d8dd933626411fa49fb8d92e9e45","e02a8cd02a74998c80f31f461bf7bacc"],"related_changes":[{"db_id":"333405cb0d257fc36ce99d779f85a196","evidence":{"ambiguous_patch_ids":["38efe5461c206e0e034559d4a91f45d0"],"patch_ids":["38efe5461c206e0e034559d4a91f45d0"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-PRIVILEGES","title":"增加具有创建订阅权限的预定义角色 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实现。","title":"允许订阅不要求密码","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["c44f6334c"],"commit_groups":[["c44f6334c"]],"commits":["c44f6334c"],"cves":[],"db_id":"fc527d8ebbe880a16e9882d89634afe2","html":"\u003cp\u003e简化 \u003ca href=\"/docs/16/sql-lock.html\" title=\"LOCK\"\u003e\u003ccode\u003eLOCK TABLE\u003c/code\u003e\u003c/a\u003e 的权限（Jeff Davis）\u003ca href=\"https://postgr.es/c/c44f6334c\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前用户执行各种锁级别的 \u003ccode\u003eLOCK TABLE\u003c/code\u003e 的能力被限制为他们有权在表上执行的命令所需的锁级别。例如，具有 \u003ca href=\"/docs/16/sql-update.html\" title=\"UPDATE\"\u003e\u003ccode\u003eUPDATE\u003c/code\u003e\u003c/a\u003e 权限的用户可以执行除 \u003ccode\u003eACCESS SHARE\u003c/code\u003e 之外的所有锁级别，即使它是较低的锁级别。现在，如果用户已有更高锁级别的权限，则可以发出较低的锁级别。\u003c/p\u003e","id":"16.0-7245a4ee633b6824","identity_text":"Simplify permissions for LOCK TABLE (Jeff Davis) Previously a user's ability to perform LOCK TABLE at various 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href=\"/docs/16/libpq-connect.html#LIBPQ-CONNECT-GSSDELEGATION\"\u003e\u003ccode\u003egssdelegation\u003c/code\u003e\u003c/a\u003e 启用。\u003c/p\u003e","id":"16.0-25dc87585ec7220a","identity_text":"Add support for Kerberos credential delegation (Stephen Frost) This is enabled with server variable gss_accept_delegation and libpq connection parameter gssdelegation.","part":"changes","patch_ids":["01c7b4f4adb2512faa0fa9c36a532a20","2bcdb90738956868491da46a7918447f","2e518c09694cc61b96385ca890acc6aa","af56ccf50a0ab7b4ad6a4612fdfac910"],"related_changes":[],"relations":[],"section":"服务器 / 服务器配置","section_path":["服务器","服务器配置"],"source_commits":["6633cfb21","9c0a0e2ed","a2eb99a01","f4001a553"],"source_entry_id":"16.0/changes/049","source_hash":"21b03ac48150547a37557607859f6e583245937a4d894519e347e3b0adba1f98","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-CONFIG","statement_hash":"41547c48699ee81f69db888ddbb9f73bc474452c2b10fad41d18f5e48eeab40a","text":"增加对 Kerberos 凭证委托的支持（Stephen Frost）§ 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href=\"/docs/16/runtime-config-client.html#GUC-DEFAULT-TRANSACTION-ISOLATION\"\u003e\u003ccode\u003etransaction_isolation\u003c/code\u003e\u003c/a\u003e）不受 \u003ca href=\"/docs/16/sql-reset.html\" title=\"RESET\"\u003e\u003ccode\u003eRESET ALL\u003c/code\u003e\u003c/a\u003e 影响，但它们可以在不适当的情况下被单独重置。\u003c/p\u003e","id":"16.0-731c90f013f5ccf5","identity_text":"Tighten restrictions on which server variables can be reset (Masahiko Sawada) Previously, while certain variables, like transaction_isolation, were not affected by RESET ALL, they could be individually reset in inappropriate situations.","part":"changes","patch_ids":["4682f4c5535186a0fc23921a53137ac4"],"related_changes":[],"relations":[],"section":"服务器 / 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href=\"/docs/16/runtime-config-connection.html#GUC-RESERVED-CONNECTIONS\"\u003e\u003ccode\u003ereserved_connections\u003c/code\u003e\u003c/a\u003e 设置。\u003c/p\u003e","id":"16.0-311049b30b1b4a71","identity_text":"Allow the server to reserve backend slots for roles with pg_use_reserved_connections membership (Nathan Bossart) The number of reserved slots is set by server variable reserved_connections.","part":"changes","patch_ids":["d641e1537268a21e9c60ba96744d45ac"],"related_changes":[],"relations":[],"section":"服务器 / 服务器配置","section_path":["服务器","服务器配置"],"source_commits":["6e2775e4d"],"source_entry_id":"16.0/changes/060","source_hash":"7cd4241598e20ba2a6aab72176b427eb5cf2bc2f4e958ae93c26ee0f747c7f3d","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-CONFIG","statement_hash":"01e5834b8e1f377c4fef1981e4804ff30e595249ffdbdc533dbe1a471b362056","text":"允许服务器为具有 pg_use_reserved_connections 成员资格的角色预留后端槽位（Nathan Bossart）§ 预留槽位的数量由服务器变量 reserved_connections 设置。","title":"允许服务器为具有 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href=\"https://postgr.es/c/d4e71df6d\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/319bae9a8\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e虽然主要面向开发者，\u003ca href=\"/docs/16/runtime-config-wal.html#GUC-WAL-SYNC-METHOD\"\u003e\u003ccode\u003ewal_sync_method=open_sync\u003c/code\u003e\u003c/a\u003e/\u003ccode\u003eopen_datasync\u003c/code\u003e 已被修改为在 \u003ccode\u003ewal_level=minimal\u003c/code\u003e 时不使用直接 \u003cacronym\u003eI/O\u003c/acronym\u003e；现在通过 \u003ccode\u003edebug_io_direct=wal\u003c/code\u003e 启用。\u003c/p\u003e","id":"16.0-03af234302eac1a0","identity_text":"Add debug_io_direct setting for developer usage (Thomas Munro, Andres Freund, Bharath Rupireddy) While primarily for developers, wal_sync_method=open_sync/open_datasync has been modified to not use direct I/O with wal_level=minimal; this is now enabled with 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Any user name that matches these patterns must be double-quoted.","part":"changes","patch_ids":["422b09e4748267c101169bb10505cb19"],"related_changes":[],"relations":[],"section":"服务器 / pg_hba.conf","section_path":["服务器","pg_hba.conf"],"source_commits":["efb6f4a4f"],"source_entry_id":"16.0/changes/065","source_hash":"23f769962b5f55b00ee49e2057d2969494026a774bdc39aa06711f15bf6ff051","source_url":"/docs/release/16.0/#RELEASE-16-PG-HBA","statement_hash":"8987ebd67c5f4529f17d426c2eb7c3b7a331d9fe9fb84374a37ffb2b04b8da30","text":"改进 pg_ident.conf 的用户列处理以匹配 pg_hba.conf（Jelte Fennema）§ 具体来说，增加对 all、使用 + 的角色成员资格以及使用前导斜杠的正则表达式的支持。与这些模式匹配的任何用户名必须用双引号括起来。","title":"改进 pg_ident.conf 的用户列处理以匹配 pg_hba.conf","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["a54b658ce"],"commit_groups":[["a54b658ce"]],"commits":["a54b658ce"],"cves":[],"db_id":"264b412ce1e720e0e69182f215f4a768","html":"\u003cp\u003e允许在 \u003ccode\u003epg_hba.conf\u003c/code\u003e 和 \u003ccode\u003epg_ident.conf\u003c/code\u003e 中包含文件（Julien Rouhaud）\u003ca href=\"https://postgr.es/c/a54b658ce\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这由 \u003ccode\u003einclude\u003c/code\u003e、\u003ccode\u003einclude_if_exists\u003c/code\u003e 和 \u003ccode\u003einclude_dir\u003c/code\u003e 控制。系统视图 \u003ca href=\"/docs/16/view-pg-hba-file-rules.html\" title=\"54.9. pg_hba_file_rules\"\u003e\u003ccode\u003epg_hba_file_rules\u003c/code\u003e\u003c/a\u003e 和 \u003ca href=\"/docs/16/view-pg-ident-file-mappings.html\" title=\"54.10. pg_ident_file_mappings\"\u003e\u003ccode\u003epg_ident_file_mappings\u003c/code\u003e\u003c/a\u003e 现在显示文件名。\u003c/p\u003e","id":"16.0-307440800494bc01","identity_text":"Allow include files in pg_hba.conf and pg_ident.conf (Julien Rouhaud) These are controlled by include, include_if_exists, and include_dir. 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href=\"https://postgr.es/c/c45dc7ffb\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前默认始终为 \u003ccode\u003eUTF-8\u003c/code\u003e。\u003c/p\u003e","id":"16.0-0e9b5a903dc93b78","identity_text":"Determine the default encoding from the locale when using ICU (Jeff Davis) Previously the default was always UTF-8.","part":"changes","patch_ids":["514d304513414b1cc3a47e03f3e559ed"],"related_changes":[],"relations":[],"section":"服务器 / 本地化","section_path":["服务器","本地化"],"source_commits":["c45dc7ffb"],"source_entry_id":"16.0/changes/069","source_hash":"92d3830fbc65c6ced6923f47b174eb0096d0077afc92bdc1c130ec05ea83e458","source_url":"/docs/release/16.0/#RELEASE-16-LOCALIZATION","statement_hash":"61a3cfd3ef790ba0ec4ebc3076cd863ba4c853d535c46a680cb346105ee58652","text":"使用 ICU 时从区域设置确定默认编码（Jeff Davis）§ 之前默认始终为 UTF-8。","title":"使用 ICU 时从区域设置确定默认编码","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":[],"commit_groups":[],"commits":[],"cves":[],"db_id":"fc679045a7c09fb78e592e29084b7587","html":"\u003cp\u003e使 \u003ca href=\"/docs/16/sql-createdatabase.html\" title=\"CREATE DATABASE\"\u003e\u003ccode\u003eCREATE DATABASE\u003c/code\u003e\u003c/a\u003e 和 \u003ca href=\"/docs/16/sql-createcollation.html\" title=\"CREATE COLLATION\"\u003e\u003ccode\u003eCREATE COLLATION\u003c/code\u003e\u003c/a\u003e 的 \u003ccode\u003eLOCALE\u003c/code\u003e 选项以及\u003ca href=\"/docs/16/app-initdb.html\" title=\"initdb\"\u003e\u003cspan\u003einitdb\u003c/span\u003e\u003c/a\u003e和\u003ca href=\"/docs/16/app-createdb.html\" title=\"createdb\"\u003e\u003cspan\u003ecreatedb\u003c/span\u003e\u003c/a\u003e的 \u003ccode\u003e--locale\u003c/code\u003e 选项控制非 \u003cspan\u003elibc\u003c/span\u003e 排序规则提供程序（Jeff Davis）\u003c/p\u003e\n\u003cp\u003e之前它们仅控制 \u003cspan\u003elibc\u003c/span\u003e 提供程序。\u003c/p\u003e","id":"16.0-1e2f443edff180f2","identity_text":"Have CREATE DATABASE and CREATE COLLATION's LOCALE options, and initdb and createdb --locale options, control non-libc collation providers (Jeff Davis) Previously they only controlled libc providers.","part":"changes","patch_ids":[],"related_changes":[],"relations":[],"section":"服务器 / 本地化","section_path":["服务器","本地化"],"source_commits":[],"source_entry_id":"16.0/changes/070","source_hash":"ae6dbfb963d8b839311e5c8ab6a08b6eacb9134ef13d49e347ff5a4a866d40db","source_url":"/docs/release/16.0/#RELEASE-16-LOCALIZATION","statement_hash":"5906b7758c17689a876321eff2da743d4d496232db4595ab3cb75bf2a57caeb2","text":"使 CREATE DATABASE 和 CREATE COLLATION 的 LOCALE 选项以及initdb和createdb的 --locale 选项控制非 libc 排序规则提供程序（Jeff Davis） 之前它们仅控制 libc 提供程序。","title":"使 CREATE DATABASE 和 CREATE COLLATION 的 LOCALE 选项以及initdb和createdb的 --locale 选项控制非 libc 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COLLATION\u003c/code\u003e\u003c/a\u003e 的新 \u003ccode\u003eRULES\u003c/code\u003e 子句以及 \u003ca href=\"/docs/16/sql-createdatabase.html\" title=\"CREATE DATABASE\"\u003e\u003ccode\u003eCREATE DATABASE\u003c/code\u003e\u003c/a\u003e、\u003ca href=\"/docs/16/app-createdb.html\" title=\"createdb\"\u003e\u003cspan\u003ecreatedb\u003c/span\u003e\u003c/a\u003e和\u003ca href=\"/docs/16/app-initdb.html\" title=\"initdb\"\u003e\u003cspan\u003einitdb\u003c/span\u003e\u003c/a\u003e的新选项来实现。\u003c/p\u003e","id":"16.0-237ef3061e16bbed","identity_text":"Allow custom ICU collation rules to be created (Peter Eisentraut) This is done using CREATE COLLATION's new RULES clause, as well as new options for CREATE DATABASE, createdb, and initdb.","part":"changes","patch_ids":["3a2b95a9a06078db12276727ded48d28"],"related_changes":[],"relations":[],"section":"服务器 / 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\u003cacronym\u003eICU\u003c/acronym\u003e 区域设置。\u003c/p\u003e","id":"16.0-7d7afd0e397f4630","identity_text":"Allow Windows to import system locales automatically (Juan José Santamaría Flecha) Previously, only ICU locales could be imported on Windows.","part":"changes","patch_ids":["3513d766bbda0e27f7a9978041280e18"],"related_changes":[],"relations":[],"section":"服务器 / 本地化","section_path":["服务器","本地化"],"source_commits":["bf03cfd16"],"source_entry_id":"16.0/changes/073","source_hash":"1af265b5c212c3639cc13d73bf99759881266358877b5472bc7afcbc91a5c866","source_url":"/docs/release/16.0/#RELEASE-16-LOCALIZATION","statement_hash":"07a431408c036210010ad9935e35d07d3d169bf8cbcef8c8c5e0e02d1cbd2086","text":"允许 Windows 自动导入系统区域设置（Juan José Santamaría Flecha）§ 之前在 Windows 上只能导入 ICU 区域设置。","title":"允许 Windows 自动导入系统区域设置","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["0fdab27ad","26669757b","be87200ef"],"commit_groups":[["0fdab27ad"],["26669757b"],["be87200ef"]],"commits":["0fdab27ad","26669757b","be87200ef"],"cves":[],"db_id":"fc6fc79acd79ba127e063457520a6efb","html":"\u003cp\u003e允许在备库上进行\u003ca href=\"/docs/16/logicaldecoding.html\" title=\"第 49 章 逻辑解码\"\u003e逻辑解码\u003c/a\u003e（Bertrand Drouvot，Andres Freund，Amit Khandekar）\u003ca href=\"https://postgr.es/c/0fdab27ad\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/be87200ef\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/26669757b\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e创建逻辑槽需要快照 \u003cacronym\u003eWAL\u003c/acronym\u003e 记录，但这类记录无法在备库上生成。为避免延迟，新函数 \u003ca href=\"/docs/16/functions-admin.html#FUNCTIONS-SNAPSHOT-SYNCHRONIZATION-TABLE\" title=\"表 9.94. 快照同步函数\"\u003e\u003ccode\u003epg_log_standby_snapshot()\u003c/code\u003e\u003c/a\u003e 可生成此类记录。\u003c/p\u003e","id":"16.0-b62a00e6f733a9b8","identity_text":"Allow logical decoding on standbys (Bertrand Drouvot, Andres Freund, Amit Khandekar) Snapshot WAL records are required for logical slot creation but cannot be created on standbys. 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debug_logical_replication_streaming。","title":"增加服务器变量以控制逻辑解码发布者如何传输变更以及订阅者如何应用它们","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["ecb696527"],"commit_groups":[["ecb696527"]],"commits":["ecb696527"],"cves":[],"db_id":"2e40bd0cedd5d75513af5991297f2320","html":"\u003cp\u003e允许逻辑复制初始表同步以二进制格式复制行（Melih Mutlu）\u003ca href=\"https://postgr.es/c/ecb696527\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这仅对标记为二进制的订阅可用。\u003c/p\u003e","id":"16.0-a3e1964b67f8939c","identity_text":"Allow logical replication initial table synchronization to copy rows in binary format (Melih Mutlu) This is only possible for subscriptions marked as binary.","part":"changes","patch_ids":["0ff2ce3757263c87081e946022fd6107"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["ecb696527"],"source_entry_id":"16.0/changes/076","source_hash":"180167454b62cff42a55b4764041c0f3976cbff14a9aaa4512a6a6bab08efc26","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"5c043ffd493ffb9998fc5b1200816cabc1fdfbb25c897608ea40c614df459069","text":"允许逻辑复制初始表同步以二进制格式复制行（Melih Mutlu）§ 这仅对标记为二进制的订阅可用。","title":"允许逻辑复制初始表同步以二进制格式复制行","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["216a78482","cd06ccd78","fce003cfd"],"commit_groups":[["216a78482"],["cd06ccd78"],["fce003cfd"]],"commits":["216a78482","cd06ccd78","fce003cfd"],"cves":[],"db_id":"35241d393cd22ca1ec033d70cabd3d43","html":"\u003cp\u003e允许并行应用逻辑复制（Hou Zhijie，Wang Wei，Amit Kapila）\u003ca href=\"https://postgr.es/c/216a78482\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/cd06ccd78\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/fce003cfd\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e\u003ca href=\"/docs/16/sql-createsubscription.html\" title=\"CREATE SUBSCRIPTION\"\u003e\u003ccode\u003eCREATE SUBSCRIPTION\u003c/code\u003e\u003c/a\u003e 的 \u003ccode\u003eSTREAMING\u003c/code\u003e 选项现在支持 \u003ccode\u003eparallel\u003c/code\u003e，以便使用并行工作进程应用大事务。并行工作进程的数量由新的服务器变量 \u003ca href=\"/docs/16/runtime-config-replication.html#GUC-MAX-PARALLEL-APPLY-WORKERS-PER-SUBSCRIPTION\"\u003e\u003ccode\u003emax_parallel_apply_workers_per_subscription\u003c/code\u003e\u003c/a\u003e 控制。还新增了等待事件 \u003ca href=\"/docs/16/monitoring-stats.html#WAIT-EVENT-ACTIVITY-TABLE\" title=\"表 28.5. Activity类型的等待事件\"\u003e\u003ccode\u003eLogicalParallelApplyMain\u003c/code\u003e\u003c/a\u003e、\u003ccode\u003eLogicalParallelApplyStateChange\u003c/code\u003e 和 \u003ccode\u003eLogicalApplySendData\u003c/code\u003e。系统视图 \u003ca href=\"/docs/16/monitoring-stats.html#MONITORING-PG-STAT-SUBSCRIPTION\" title=\"28.2.8. pg_stat_subscription\"\u003e\u003ccode\u003epg_stat_subscription\u003c/code\u003e\u003c/a\u003e 也新增了列 \u003ccode\u003eleader_pid\u003c/code\u003e 以跟踪并行活动。\u003c/p\u003e","id":"16.0-aacf319991cb6855","identity_text":"Allow parallel application of logical replication (Hou Zhijie, Wang Wei, Amit Kapila) The CREATE SUBSCRIPTION STREAMING option now supports parallel to enable application of large transactions by parallel workers. The number of parallel workers is controlled by the new server variable max_parallel_apply_workers_per_subscription. Wait events LogicalParallelApplyMain, LogicalParallelApplyStateChange, and LogicalApplySendData were also added. Column leader_pid was added to system view pg_stat_subscription to track parallel activity.","part":"changes","patch_ids":["5c66bffc2dea7be16c6d46585b4dcdf2","83d89cca3d4f385b52c60c3cb0dac087","cd9b24935e2d7cd28e46e082739d534d"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["216a78482","cd06ccd78","fce003cfd"],"source_entry_id":"16.0/changes/077","source_hash":"c2259e079b46334af3956fe847ba5634f1b9adaaab60f570791a6e66ad9e6219","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"f5702dd5432b4c1384eb37c8ae2a8748641ebad237c390425917e3555eb18bb8","text":"允许并行应用逻辑复制（Hou Zhijie，Wang Wei，Amit Kapila）§ § § CREATE SUBSCRIPTION 的 STREAMING 选项现在支持 parallel，以便使用并行工作进程应用大事务。并行工作进程的数量由新的服务器变量 max_parallel_apply_workers_per_subscription 控制。还新增了等待事件 LogicalParallelApplyMain、LogicalParallelApplyStateChange 和 LogicalApplySendData。系统视图 pg_stat_subscription 也新增了列 leader_pid 以跟踪并行活动。","title":"允许并行应用逻辑复制","variants":[],"version":"16.0"},{"also_in":[],"category":"performance","category_label":"Performance","commit_aliases":["89e46da5e"],"commit_groups":[["89e46da5e"]],"commits":["89e46da5e"],"cves":[],"db_id":"8ba51f9147ee3d5127aaf713a1d0f31e","html":"\u003cp\u003e改进没有主键时\u003ca href=\"/docs/16/logical-replication-architecture.html\" title=\"31.7. 架构\"\u003e逻辑复制应用\u003c/a\u003e的性能（Onder Kalaci，Amit Kapila）\u003ca href=\"https://postgr.es/c/89e46da5e\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e具体来说，\u003ccode\u003eREPLICA IDENTITY FULL\u003c/code\u003e 现在可以使用 B-树索引而非顺序扫描表来查找匹配项。\u003c/p\u003e","id":"16.0-aa7d4fdadabe4e1e","identity_text":"Improve performance for logical replication apply without a primary key (Onder Kalaci, Amit Kapila) Specifically, REPLICA IDENTITY FULL can now use btree indexes rather than sequentially scanning the table to find matches.","part":"changes","patch_ids":["aa702543a88bf9a97c7655547c27dae9"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["89e46da5e"],"source_entry_id":"16.0/changes/078","source_hash":"f5816a96704055b35a5e312cf30803ba5ad83ef50c43bf5cc7dd0e68d68736e3","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"96b7fe351c3004cbd8d667a06bfd726af45dcd49e5ab26f0d1d4905665b419f7","text":"改进没有主键时逻辑复制应用的性能（Onder Kalaci，Amit Kapila）§ 具体来说，REPLICA IDENTITY FULL 现在可以使用 B-树索引而非顺序扫描表来查找匹配项。","title":"改进没有主键时逻辑复制应用的性能","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["366283961","875693019"],"commit_groups":[["366283961"],["875693019"]],"commits":["366283961","875693019"],"cves":[],"db_id":"8a43b73722220977bf930e94ea0af4e9","html":"\u003cp\u003e允许逻辑复制订阅者仅处理没有来源的变更（Vignesh C，Amit Kapila）\u003ca href=\"https://postgr.es/c/366283961\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/875693019\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这可用于避免复制循环。这由新的 \u003ccode\u003eCREATE SUBSCRIPTION ... ORIGIN\u003c/code\u003e 选项控制。\u003c/p\u003e","id":"16.0-01c3464b65a1e899","identity_text":"Allow logical replication subscribers to process only changes that have no origin (Vignesh C, Amit Kapila) This can be used to avoid replication loops. This is controlled by the new CREATE SUBSCRIPTION ... ORIGIN option.","part":"changes","patch_ids":["71aada2d70b03056781b29646875974d","bd9da86a24665b84d1b8e3abcc05ba60"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["366283961","875693019"],"source_entry_id":"16.0/changes/079","source_hash":"ce360d4e0fb1e8f87a715bb80c24a8b10a816631dd997c4bf75d514be32fecbf","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"145dad94dd1d8c839f3e14150b6b484d9eadf80e590b245c2ac797a62a05f028","text":"允许逻辑复制订阅者仅处理没有来源的变更（Vignesh C，Amit Kapila）§ § 这可用于避免复制循环。这由新的 CREATE SUBSCRIPTION ... ORIGIN 选项控制。","title":"允许逻辑复制订阅者仅处理没有来源的变更","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["1e10d49b6","482675987"],"commit_groups":[["1e10d49b6"],["482675987"]],"commits":["1e10d49b6","482675987"],"cves":[],"db_id":"aa1ea3aebe0dac80a1e918a1c2847bca","html":"\u003cp\u003e以表所有者身份执行逻辑复制 \u003ca href=\"/docs/16/sql-select.html\" title=\"SELECT\"\u003e\u003ccode\u003eSELECT\u003c/code\u003e\u003c/a\u003e 和 \u003cacronym\u003eDML\u003c/acronym\u003e 操作（Robert Haas）\u003ca href=\"https://postgr.es/c/1e10d49b6\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/482675987\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这提高了安全性，现在要求订阅所有者是超级用户或对复制集中所有拥有表的角色具有 \u003ca href=\"/docs/16/sql-set-role.html\" title=\"SET ROLE\"\u003e\u003ccode\u003eSET ROLE\u003c/code\u003e\u003c/a\u003e 权限。以订阅所有者身份执行所有操作的先前行为可以通过订阅 \u003ca href=\"/docs/16/sql-createsubscription.html\" title=\"CREATE SUBSCRIPTION\"\u003e\u003ccode\u003erun_as_owner\u003c/code\u003e\u003c/a\u003e 选项启用。\u003c/p\u003e","id":"16.0-a2853ba15ff4d5e8","identity_text":"Perform logical replication SELECT and DML actions as the table owner (Robert Haas) This improves security and now requires subscription owners to be either superusers or to have SET ROLE permission on all roles owning tables in the replication set. The previous behavior of performing all operations as the subscription owner can be enabled with the subscription run_as_owner option.","part":"changes","patch_ids":["06e31a265f18d2aa8f0e146808441665","852db09e88f98f1fbc8338148813c35b"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["1e10d49b6","482675987"],"source_entry_id":"16.0/changes/080","source_hash":"c1978a65d4122e6e826018e7eae82c66e241e9e360ffb803364f77b0e4cac6ef","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"7698b1d0004c2161ed3c8098213803b645f072445e127ff38ec2b0e8b96d3759","text":"以表所有者身份执行逻辑复制 SELECT 和 DML 操作（Robert Haas）§ § 这提高了安全性，现在要求订阅所有者是超级用户或对复制集中所有拥有表的角色具有 SET ROLE 权限。以订阅所有者身份执行所有操作的先前行为可以通过订阅 run_as_owner 选项启用。","title":"以表所有者身份执行逻辑复制 SELECT 和 DML 操作","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["5a3a95385"],"commit_groups":[["5a3a95385"]],"commits":["5a3a95385"],"cves":[],"db_id":"c0d17db66fb8440e6c90578c2619ed26","html":"\u003cp\u003e使 \u003ca href=\"/docs/16/runtime-config-replication.html#GUC-WAL-RETRIEVE-RETRY-INTERVAL\"\u003e\u003ccode\u003ewal_retrieve_retry_interval\u003c/code\u003e\u003c/a\u003e 按订阅操作（Nathan Bossart）\u003ca href=\"https://postgr.es/c/5a3a95385\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前重试时间是全局应用的。这还添加了等待事件 \u003ca href=\"/docs/16/monitoring-stats.html#WAIT-EVENT-LWLOCK-TABLE\" title=\"表 28.12. LWLock类型的等待事件\"\u003e\u003ccode\u003eLogicalRepLauncherDSA\u003c/code\u003e\u003c/a\u003e 和 \u003ccode\u003eLogicalRepLauncherHash\u003c/code\u003e。\u003c/p\u003e","id":"16.0-a67f814c630f81eb","identity_text":"Have wal_retrieve_retry_interval operate on a per-subscription basis (Nathan Bossart) Previously the retry time was applied globally. This also adds wait events \u003eLogicalRepLauncherDSA and LogicalRepLauncherHash.","part":"changes","patch_ids":["7b2740a79739093e6accbe2a534129ca"],"related_changes":[],"relations":[],"section":"逻辑复制","section_path":["逻辑复制"],"source_commits":["5a3a95385"],"source_entry_id":"16.0/changes/081","source_hash":"e4cf8a8f891e46ab45b6c57cd7091ff37f71ba92019cf77df705274fcdb8dd9a","source_url":"/docs/release/16.0/#RELEASE-16-LOGICAL","statement_hash":"2767fae0dffd49f214a489873ed6b73b310657a2db010de1928985e5cb631870","text":"使 wal_retrieve_retry_interval 按订阅操作（Nathan Bossart）§ 之前重试时间是全局应用的。这还添加了等待事件 LogicalRepLauncherDSA 和 LogicalRepLauncherHash。","title":"使 wal_retrieve_retry_interval 按订阅操作","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["3c05284d8"],"commit_groups":[["3c05284d8"]],"commits":["3c05284d8"],"cves":[],"db_id":"b4a01fe5ffbbc906a764634d6009d2a5","html":"\u003cp\u003e增加 \u003ca href=\"/docs/16/sql-explain.html\" title=\"EXPLAIN\"\u003e\u003ccode\u003eEXPLAIN\u003c/code\u003e\u003c/a\u003e 选项 \u003ccode\u003eGENERIC_PLAN\u003c/code\u003e 以显示参数化查询的通用计划（Laurenz Albe）\u003ca href=\"https://postgr.es/c/3c05284d8\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-3f5a6d52a100f7a4","identity_text":"Add EXPLAIN option GENERIC_PLAN to display the generic plan for a parameterized query (Laurenz Albe)","part":"changes","patch_ids":["be35477f72bff094b94677b8cd683be1"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["3c05284d8"],"source_entry_id":"16.0/changes/082","source_hash":"0e9504b699da3e3696922eb9f07124ecace8b3905a2b69c334344acd79f3542d","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"48d13d5c87cc1801eb449ed30d12f3a3437a11adbbd5620cf99e353a8151b83c","text":"增加 EXPLAIN 选项 GENERIC_PLAN 以显示参数化查询的通用计划（Laurenz Albe）§","title":"增加 EXPLAIN 选项 GENERIC_PLAN 以显示参数化查询的通用计划","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["9f8377f7a"],"commit_groups":[["9f8377f7a"]],"commits":["9f8377f7a"],"cves":[],"db_id":"d27772796eb471693aeb43a76ae0585d","html":"\u003cp\u003e允许 \u003ca href=\"/docs/16/sql-copy.html\" title=\"COPY\"\u003e\u003ccode\u003eCOPY FROM\u003c/code\u003e\u003c/a\u003e 值映射到列的 \u003ccode\u003eDEFAULT\u003c/code\u003e（Israel Barth Rubio）\u003ca href=\"https://postgr.es/c/9f8377f7a\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-01e6e5ca138ec291","identity_text":"Allow a COPY FROM value to map to a column's DEFAULT (Israel Barth Rubio)","part":"changes","patch_ids":["83f2d72f33ab6b0c7ee1e77356024528"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["9f8377f7a"],"source_entry_id":"16.0/changes/083","source_hash":"10eeb5a25fe1332729eeccff10f21605d421c576b877ef36679c285456ecb896","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"368e2ee1df687962a3d662ce7aa68b41ef9fcd377023603bb8d7131e8ad6a8ff","text":"允许 COPY FROM 值映射到列的 DEFAULT（Israel Barth Rubio）§","title":"允许 COPY FROM 值映射到列的 DEFAULT","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["97da48246"],"commit_groups":[["97da48246"]],"commits":["97da48246"],"cves":[],"db_id":"d95de3df464af40951a11e2ac403c964","html":"\u003cp\u003e允许 \u003ca href=\"/docs/16/sql-copy.html\" title=\"COPY\"\u003e\u003ccode\u003eCOPY\u003c/code\u003e\u003c/a\u003e 以批量方式向外部表添加行（Andrey Lepikhov，Etsuro Fujita）\u003ca href=\"https://postgr.es/c/97da48246\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这由\u003ca href=\"/docs/16/postgres-fdw.html\" title=\"F.38. postgres_fdw — 访问存储在外部 PostgreSQL 服务器中的数据\"\u003e\u003cspan\u003epostgres_fdw\u003c/span\u003e\u003c/a\u003e选项 \u003ca href=\"/docs/16/postgres-fdw.html#POSTGRES-FDW-OPTIONS-COST-ESTIMATION\" title=\"F.38.1.3. 代价估算选项\"\u003e\u003ccode\u003ebatch_size\u003c/code\u003e\u003c/a\u003e 控制。\u003c/p\u003e","id":"16.0-d36a39c496a43dd9","identity_text":"Allow COPY into foreign tables to add rows in batches (Andrey Lepikhov, Etsuro Fujita) This is controlled by the postgres_fdw option batch_size.","part":"changes","patch_ids":["7e55f1877ed7124325748d313ae62487"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["97da48246"],"source_entry_id":"16.0/changes/084","source_hash":"e82e65c036b39eb2bcbc911d147d723bd2ceea4facb37d0ee4ea8114ff7588c1","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"184b8039a6d4b92919728af177525e61b6abeeedd31224b39cc38ecbb9b7c523","text":"允许 COPY 以批量方式向外部表添加行（Andrey Lepikhov，Etsuro Fujita）§ 这由postgres_fdw选项 batch_size 控制。","title":"允许 COPY 以批量方式向外部表添加行","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["784cedda0","b9424d014"],"commit_groups":[["784cedda0"],["b9424d014"]],"commits":["784cedda0","b9424d014"],"cves":[],"db_id":"6ca5c2476e02ff24249ab198b5c68c52","html":"\u003cp\u003e允许 \u003ca href=\"/docs/16/sql-createtable.html\" title=\"CREATE TABLE\"\u003e\u003ccode\u003eCREATE TABLE\u003c/code\u003e\u003c/a\u003e 指定 \u003ccode\u003eSTORAGE\u003c/code\u003e 类型（Teodor Sigaev，Aleksander Alekseev）\u003ca href=\"https://postgr.es/c/784cedda0\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/b9424d014\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前只有 \u003ca href=\"/docs/16/sql-altertable.html\" title=\"ALTER TABLE\"\u003e\u003ccode\u003eALTER TABLE\u003c/code\u003e\u003c/a\u003e 可以控制这一点。\u003c/p\u003e","id":"16.0-8d4fc20739312d11","identity_text":"Allow the STORAGE type to be specified by CREATE TABLE (Teodor Sigaev, Aleksander Alekseev) Previously only ALTER TABLE could control this.","part":"changes","patch_ids":["5356c7349d9c510450b3104935cb41b9","cadac9a6ec60fec7523d064a6884b6ff"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["784cedda0","b9424d014"],"source_entry_id":"16.0/changes/085","source_hash":"da33fc43ebcb529218028cf38710f53f999ba791a627a0f948b767242554fe9f","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"1ae8e7d7e80282d48eb7148194d5132f26e95fa570907e1812008924f6e509d3","text":"允许 CREATE TABLE 指定 STORAGE 类型（Teodor Sigaev，Aleksander Alekseev）§ § 之前只有 ALTER TABLE 可以控制这一点。","title":"允许 CREATE TABLE 指定 STORAGE 类型","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["3b00a944a"],"commit_groups":[["3b00a944a"]],"commits":["3b00a944a"],"cves":[],"db_id":"693b5ff7c3a180f56ffc9a8a6fb40aaf","html":"\u003cp\u003e允许在外部表上使用\u003ca href=\"/docs/16/sql-createtrigger.html\" title=\"CREATE TRIGGER\"\u003e截断触发器\u003c/a\u003e（Yugo Nagata）\u003ca href=\"https://postgr.es/c/3b00a944a\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-4c0ee34acb5b662e","identity_text":"Allow truncate triggers on foreign tables (Yugo Nagata)","part":"changes","patch_ids":["c704d229ce4595b4d27aa4db0c1c0f23"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["3b00a944a"],"source_entry_id":"16.0/changes/086","source_hash":"67a466dc9e07cd06b290c8b9c33aa1d85468dee8420d92b06dbd1d636cc94e4f","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"f47f23c42bb3e6f146cb6956a37997c1376a309e13a324ea2c35ab101524a5b3","text":"允许在外部表上使用截断触发器（Yugo Nagata）§","title":"允许在外部表上使用截断触发器","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["4211fbd84"],"commit_groups":[["4211fbd84"]],"commits":["4211fbd84"],"cves":[],"db_id":"373ca3287c1ded42d79d933db2353ce3","html":"\u003cp\u003e允许 \u003ca href=\"/docs/16/sql-vacuum.html\" title=\"VACUUM\"\u003e\u003ccode\u003eVACUUM\u003c/code\u003e\u003c/a\u003e 和\u003ca href=\"/docs/16/app-vacuumdb.html\" title=\"vacuumdb\"\u003e\u003cspan\u003evacuumdb\u003c/span\u003e\u003c/a\u003e仅处理 \u003ca href=\"/docs/16/storage-toast.html\" title=\"73.2. TOAST\"\u003e\u003ccode\u003eTOAST\u003c/code\u003e\u003c/a\u003e 表（Nathan Bossart）\u003ca href=\"https://postgr.es/c/4211fbd84\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这通过让 \u003ca href=\"/docs/16/sql-vacuum.html\" title=\"VACUUM\"\u003e\u003ccode\u003eVACUUM\u003c/code\u003e\u003c/a\u003e 关闭 \u003ccode\u003ePROCESS_MAIN\u003c/code\u003e 或让\u003ca href=\"/docs/16/app-vacuumdb.html\" title=\"vacuumdb\"\u003e\u003cspan\u003evacuumdb\u003c/span\u003e\u003c/a\u003e使用 \u003ccode\u003e--no-process-main\u003c/code\u003e 选项来实现。\u003c/p\u003e","id":"16.0-d012f052146c3589","identity_text":"Allow VACUUM and vacuumdb to only process TOAST tables (Nathan Bossart) This is accomplished by having VACUUM turn off PROCESS_MAIN or by vacuumdb using the --no-process-main option.","part":"changes","patch_ids":["5a9c00a57be8ab695142f015c7fdff59"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["4211fbd84"],"source_entry_id":"16.0/changes/087","source_hash":"e4fc105e50a975660157205cd01b24fc508da246165330b7c5a1b2e607fd98a1","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"c2987dfaf72ae0e47e1668ff6a1a30860a4dea4c27debc090c792b153adbc4ef","text":"允许 VACUUM 和vacuumdb仅处理 TOAST 表（Nathan Bossart）§ 这通过让 VACUUM 关闭 PROCESS_MAIN 或让vacuumdb使用 --no-process-main 选项来实现。","title":"允许 VACUUM 和vacuumdb仅处理 TOAST 表","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["a46a7011b"],"commit_groups":[["a46a7011b"]],"commits":["a46a7011b"],"cves":[],"db_id":"e136e43acbe4861285a36e1d2974b349","html":"\u003cp\u003e增加 \u003ca href=\"/docs/16/sql-vacuum.html\" title=\"VACUUM\"\u003e\u003ccode\u003eVACUUM\u003c/code\u003e\u003c/a\u003e 选项以跳过或更新所有\u003ca href=\"/docs/16/routine-vacuuming.html#VACUUM-FOR-WRAPAROUND\" title=\"25.1.5. 防止事务 ID 回卷失败\"\u003e冻结\u003c/a\u003e统计（Tom Lane，Nathan Bossart）\u003ca href=\"https://postgr.es/c/a46a7011b\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e选项为 \u003ccode\u003eSKIP_DATABASE_STATS\u003c/code\u003e 和 \u003ccode\u003eONLY_DATABASE_STATS\u003c/code\u003e。\u003c/p\u003e","id":"16.0-f1e72aec52de755e","identity_text":"Add VACUUM options to skip or update all frozen statistics (Tom Lane, Nathan Bossart) The options are SKIP_DATABASE_STATS and ONLY_DATABASE_STATS.","part":"changes","patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"related_changes":[{"db_id":"14e919445c15a22f53716118595810d3","evidence":{"ambiguous_patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-APPS","title":"使用新的 VACUUM 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选项以跳过或更新所有冻结统计","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["0a5f06b84","2cbc3c17a"],"commit_groups":[["0a5f06b84"],["2cbc3c17a"]],"commits":["0a5f06b84","2cbc3c17a"],"cves":[],"db_id":"cb5715aa1fddf34ed43b90514b03bc21","html":"\u003cp\u003e更改 \u003ca href=\"/docs/16/sql-reindex.html\" title=\"REINDEX\"\u003e\u003ccode\u003eREINDEX DATABASE\u003c/code\u003e\u003c/a\u003e 和 \u003ca href=\"/docs/16/sql-reindex.html\" title=\"REINDEX\"\u003e\u003ccode\u003eREINDEX SYSTEM\u003c/code\u003e\u003c/a\u003e 不再要求参数（Simon Riggs）\u003ca href=\"https://postgr.es/c/2cbc3c17a\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/0a5f06b84\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前必须指定数据库名称。\u003c/p\u003e","id":"16.0-8cc6611e70448232","identity_text":"Change REINDEX DATABASE and REINDEX SYSTEM to no longer require an argument (Simon Riggs) Previously the database name had to be 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Riggs)","part":"changes","patch_ids":["1c380d8f89495e67440d3bb9a28c1e1a"],"related_changes":[],"relations":[],"section":"工具命令","section_path":["工具命令"],"source_commits":["624aa2a13"],"source_entry_id":"16.0/changes/090","source_hash":"4e27420dc8863b745b148996af99f89a99fe0c6152dc9d120cedf87f33da7ccb","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","statement_hash":"26fd60ed3dabf59fb1e12eb8a91833a45e5e0e6e2a6f14ff21ffa2f946e11501","text":"允许 CREATE STATISTICS 在未指定名称时自动生成统计名称（Simon Riggs）§","title":"允许 CREATE STATISTICS 在未指定名称时自动生成统计名称","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["6fcda9aba"],"commit_groups":[["6fcda9aba"]],"commits":["6fcda9aba"],"cves":[],"db_id":"80593abbc195599f9bff43cca073d7fa","html":"\u003cp\u003e允许非十进制\u003ca href=\"/docs/16/sql-syntax-lexical.html#SQL-SYNTAX-BIT-STRINGS\" title=\"4.1.2.5. 位串常量\"\u003e整数字面量\u003c/a\u003e（Peter Eisentraut）\u003ca href=\"https://postgr.es/c/6fcda9aba\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e例如，\u003ccode\u003e0x42F\u003c/code\u003e、\u003ccode\u003e0o273\u003c/code\u003e 和 \u003ccode\u003e0b100101\u003c/code\u003e。\u003c/p\u003e","id":"16.0-0ba8066ae7895704","identity_text":"Allow non-decimal integer literals (Peter Eisentraut) For example, 0x42F, 0o273, and 0b100101.","part":"changes","patch_ids":["21be5cabd83c4ec7ff37efe369cca0d4"],"related_changes":[],"relations":[],"section":"数据类型","section_path":["数据类型"],"source_commits":["6fcda9aba"],"source_entry_id":"16.0/changes/091","source_hash":"1e8d0d6e21815f254a2963f1b2ad4691ba4900cc4eb7cc740c3dc3c249428ea1","source_url":"/docs/release/16.0/#RELEASE-16-DATATYPES","statement_hash":"d173030a69368131cda14ac16e5452c46055a914ecb75e343700fcc2e4571869","text":"允许非十进制整数字面量（Peter Eisentraut）§ 例如，0x42F、0o273 和 0b100101。","title":"允许非十进制整数字面量","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["6dfacbf72"],"commit_groups":[["6dfacbf72"]],"commits":["6dfacbf72"],"cves":[],"db_id":"7bb886e582680af9804b547b84f97599","html":"\u003cp\u003e允许 \u003ca href=\"/docs/16/datatype-numeric.html\" title=\"8.1. 数字类型\"\u003e\u003ccode\u003eNUMERIC\u003c/code\u003e\u003c/a\u003e 处理任意大小的十六进制、八进制和二进制整数（Dean Rasheed）\u003ca href=\"https://postgr.es/c/6dfacbf72\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前这些非十进制基数仅支持未加引号的八字节整数。\u003c/p\u003e","id":"16.0-1deb2b8592e625a4","identity_text":"Allow NUMERIC to process hexadecimal, octal, and binary integers of any size (Dean Rasheed) Previously only unquoted eight-byte integers were supported with these non-decimal 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href=\"https://postgr.es/c/faff8f8e4\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这可以提高长数字串的可读性。\u003c/p\u003e","id":"16.0-2a8315818136651b","identity_text":"Allow underscores in integer and numeric constants (Peter Eisentraut, Dean Rasheed) This can improve readability for long strings of digits.","part":"changes","patch_ids":["a13e0ad7973efa98d6a2de863d0d70af"],"related_changes":[],"relations":[],"section":"数据类型","section_path":["数据类型"],"source_commits":["faff8f8e4"],"source_entry_id":"16.0/changes/093","source_hash":"398452e094762ba54012240eb995795e7f9a832bebc7062f3a5ca576e971ccb7","source_url":"/docs/release/16.0/#RELEASE-16-DATATYPES","statement_hash":"e81dc7c5fcd9e53d41eb054251984cd165ad6167b818edc2465fa40dec938be9","text":"允许在整数和数字常量中使用下划线（Peter Eisentraut，Dean Rasheed）§ 这可以提高长数字串的可读性。","title":"允许在整数和数字常量中使用下划线","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["2ceea5adb"],"commit_groups":[["2ceea5adb"]],"commits":["2ceea5adb"],"cves":[],"db_id":"5e9e893e220f3528b26835ebe7190b77","html":"\u003cp\u003e接受日期时间输入中 \u003ccode\u003e+infinity\u003c/code\u003e 的拼写（Vik Fearing）\u003ca href=\"https://postgr.es/c/2ceea5adb\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-9aebc6c0a1ebece4","identity_text":"Accept the spelling +infinity in datetime input (Vik 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href=\"https://postgr.es/c/bcc704b52\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-f7aacf3a96bfe12f","identity_text":"Prevent the specification of epoch and infinity together with other fields in datetime strings (Joseph Koshakow)","part":"changes","patch_ids":["52e5a8889a2e3288f4361955d3aef717"],"related_changes":[],"relations":[],"section":"数据类型","section_path":["数据类型"],"source_commits":["bcc704b52"],"source_entry_id":"16.0/changes/095","source_hash":"92ec781ef767e457a8a17ff97bb716035d651047ba52b6b84d3e84e65127fc65","source_url":"/docs/release/16.0/#RELEASE-16-DATATYPES","statement_hash":"924d5768041a2a75bf83626e2f79fef49c5523615f649919bcdf966cd67cd86f","text":"禁止在日期时间字符串中将 epoch 或 infinity 与其他字段组合使用（Joseph Koshakow）§","title":"禁止在日期时间字符串中将 epoch 或 infinity 与其他字段组合使用","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["5b3c59535"],"commit_groups":[["5b3c59535"]],"commits":["5b3c59535"],"cves":[],"db_id":"0b99ad8f8291fb013eac9666b91d9d4f","html":"\u003cp\u003e移除对 \u003ccode\u003eY\u003cem\u003e\u003ccode\u003eyear\u003c/code\u003e\u003c/em\u003eM\u003cem\u003e\u003ccode\u003emonth\u003c/code\u003e\u003c/em\u003eD\u003cem\u003e\u003ccode\u003eday\u003c/code\u003e\u003c/em\u003e\u003c/code\u003e 形式日期输入的未文档化支持（Joseph Koshakow）\u003ca href=\"https://postgr.es/c/5b3c59535\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-3804e525eee486e5","identity_text":"Remove undocumented support for date input in the form YyearMmonthDday (Joseph Koshakow)","part":"changes","patch_ids":["5a7bbdfa8898d69f50bc84032bfb5806"],"related_changes":[],"relations":[],"section":"数据类型","section_path":["数据类型"],"source_commits":["5b3c59535"],"source_entry_id":"16.0/changes/096","source_hash":"87dc3336651c991123ee0a7da605bc9aff9efb74bad4057d59681947973f171a","source_url":"/docs/release/16.0/#RELEASE-16-DATATYPES","statement_hash":"9c67365aed67f840abe188e7907e69fa41f3db284baccbe9e9a35638daa42bb2","text":"移除对 YyearMmonthDday 形式日期输入的未文档化支持（Joseph Koshakow）§","title":"移除对 YyearMmonthDday 形式日期输入的未文档化支持","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["1939d2628","b8da37b3a"],"commit_groups":[["1939d2628"],["b8da37b3a"]],"commits":["1939d2628","b8da37b3a"],"cves":[],"db_id":"00a778d0511db37680e672751447a72f","html":"\u003cp\u003e增加函数 \u003ca href=\"/docs/16/functions-info.html#FUNCTIONS-INFO-VALIDITY-TABLE\" title=\"表 9.79. 数据有效性检查函数\"\u003e\u003ccode\u003epg_input_is_valid()\u003c/code\u003e\u003c/a\u003e 和 \u003ccode\u003epg_input_error_info()\u003c/code\u003e 以检查类型转换错误（Tom Lane）\u003ca href=\"https://postgr.es/c/1939d2628\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/b8da37b3a\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-66032fe66f489704","identity_text":"Add functions pg_input_is_valid() and pg_input_error_info() to check for type conversion errors (Tom Lane)","part":"changes","patch_ids":["59c35b2ff5e23c49d7cdbe56833b2729","7b3bce2b4ee6948d93cbff20b2ba977b"],"related_changes":[],"relations":[],"section":"数据类型","section_path":["数据类型"],"source_commits":["1939d2628","b8da37b3a"],"source_entry_id":"16.0/changes/097","source_hash":"4ccac7d4201b0631ffa84a4cd20ddf0eb3feb942f62470be956a168c083875af","source_url":"/docs/release/16.0/#RELEASE-16-DATATYPES","statement_hash":"9d8df082c27e221b2c4777a5514e0eef001e702dc918085b859e0b04dd0c7658","text":"增加函数 pg_input_is_valid() 和 pg_input_error_info() 以检查类型转换错误（Tom Lane）§ §","title":"增加函数 pg_input_is_valid() 和 pg_input_error_info() 以检查类型转换错误","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["bcedd8f5f"],"commit_groups":[["bcedd8f5f"]],"commits":["bcedd8f5f"],"cves":[],"db_id":"578b053cee16ee19a136dcc48f53b0cb","html":"\u003cp\u003e允许 \u003ccode\u003eFROM\u003c/code\u003e 子句中的子查询省略别名（Dean Rasheed）\u003ca href=\"https://postgr.es/c/bcedd8f5f\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-61c906303fbbee0d","identity_text":"Allow subqueries in the FROM clause to omit aliases (Dean Rasheed)","part":"changes","patch_ids":["b217c727dc70a9df5cc7c852a373f7b0"],"related_changes":[],"relations":[],"section":"一般查询","section_path":["一般查询"],"source_commits":["bcedd8f5f"],"source_entry_id":"16.0/changes/098","source_hash":"47811cb990427509a237fe98dc291e2c73f57f170e10e6a87113f0525c5a9972","source_url":"/docs/release/16.0/#RELEASE-16-GENERAL","statement_hash":"a08ca8076ef9411b6bdf0ddce23e1286432bed1bc74eaf16046e199d6eb5aea0","text":"允许 FROM 子句中的子查询省略别名（Dean Rasheed）§","title":"允许 FROM 子句中的子查询省略别名","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["102a5c164"],"commit_groups":[["102a5c164"]],"commits":["102a5c164"],"cves":[],"db_id":"6c06b2084490dc400316bec3d5b69607","html":"\u003cp\u003e增加对 \u003cacronym\u003eSQL/JSON\u003c/acronym\u003e 路径中增强数字字面量的支持（Peter Eisentraut）\u003ca href=\"https://postgr.es/c/102a5c164\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e例如，允许十六进制、八进制和二进制整数以及数字间的下划线。\u003c/p\u003e","id":"16.0-34618b6e530bc9cf","identity_text":"Add support for enhanced numeric literals in SQL/JSON paths (Peter Eisentraut) For example, allow hexadecimal, octal, and binary integers and underscores between digits.","part":"changes","patch_ids":["8776124c5c726ab99ed1d992ed6840d4"],"related_changes":[],"relations":[],"section":"一般查询","section_path":["一般查询"],"source_commits":["102a5c164"],"source_entry_id":"16.0/changes/099","source_hash":"69f4dd7fbb8a795af40315cebcd58b312f0387ce7cc96f8e438cac077e359c5f","source_url":"/docs/release/16.0/#RELEASE-16-GENERAL","statement_hash":"aedfa96f43a7357f43b768e64c2cfba113c7b3890d2b14e9a02c3668450110d7","text":"增加对 SQL/JSON 路径中增强数字字面量的支持（Peter Eisentraut）§ 例如，允许十六进制、八进制和二进制整数以及数字间的下划线。","title":"增加对 SQL/JSON 路径中增强数字字面量的支持","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["7081ac46a"],"commit_groups":[["7081ac46a"]],"commits":["7081ac46a"],"cves":[],"db_id":"20326d9698cb5aed3cc175835394db13","html":"\u003cp\u003e增加 \u003cacronym\u003eSQL/JSON\u003c/acronym\u003e 构造函数（Nikita Glukhov，Teodor Sigaev，Oleg Bartunov，Alexander Korotkov，Amit Langote）\u003ca href=\"https://postgr.es/c/7081ac46a\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e新函数 \u003ca href=\"/docs/16/functions-json.html#FUNCTIONS-JSON-CREATION-TABLE\" title=\"表 9.47. JSON 创建函数\"\u003e\u003ccode\u003eJSON_ARRAY()\u003c/code\u003e\u003c/a\u003e、\u003ca href=\"/docs/16/functions-aggregate.html#FUNCTIONS-AGGREGATE-TABLE\" title=\"表 9.59. 通用聚合函数\"\u003e\u003ccode\u003eJSON_ARRAYAGG()\u003c/code\u003e\u003c/a\u003e、\u003ccode\u003eJSON_OBJECT()\u003c/code\u003e 和 \u003ccode\u003eJSON_OBJECTAGG()\u003c/code\u003e 是 \u003cacronym\u003eSQL\u003c/acronym\u003e 标准的一部分。\u003c/p\u003e","id":"16.0-d1d1934fe0174f27","identity_text":"Add SQL/JSON constructors (Nikita Glukhov, Teodor Sigaev, Oleg Bartunov, Alexander Korotkov, Amit Langote) The new functions JSON_ARRAY(), JSON_ARRAYAGG(), JSON_OBJECT(), and JSON_OBJECTAGG() are part of the SQL standard.","part":"changes","patch_ids":["1d2941bc8d2c466a0937418083196848"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["7081ac46a"],"source_entry_id":"16.0/changes/100","source_hash":"46700b0d8276d54c091e9a005b076d9751a6ed1eedf89d837f15f08fc08e208f","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"6a5f82417a33d0758f07e867deec6403274a2a7a55872bc463243e73fba9d0e6","text":"增加 SQL/JSON 构造函数（Nikita Glukhov，Teodor Sigaev，Oleg Bartunov，Alexander Korotkov，Amit Langote）§ 新函数 JSON_ARRAY()、JSON_ARRAYAGG()、JSON_OBJECT() 和 JSON_OBJECTAGG() 是 SQL 标准的一部分。","title":"增加 SQL/JSON 构造函数","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["6ee30209a"],"commit_groups":[["6ee30209a"]],"commits":["6ee30209a"],"cves":[],"db_id":"699bdd7fe40d0eec31e7491993e21517","html":"\u003cp\u003e增加 \u003cacronym\u003eSQL/JSON\u003c/acronym\u003e 对象检查（Nikita Glukhov，Teodor Sigaev，Oleg Bartunov，Alexander Korotkov，Amit Langote，Andrew Dunstan）\u003ca href=\"https://postgr.es/c/6ee30209a\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e\u003ca href=\"/docs/16/functions-json.html#FUNCTIONS-SQLJSON-MISC\" title=\"表 9.48. SQL/JSON 测试函数\"\u003e\u003ccode\u003eIS JSON\u003c/code\u003e\u003c/a\u003e 检查包括对值、数组、对象、标量和唯一键的检查。\u003c/p\u003e","id":"16.0-582fc88cec852a03","identity_text":"Add SQL/JSON object checks (Nikita Glukhov, Teodor Sigaev, Oleg Bartunov, Alexander Korotkov, Amit Langote, Andrew Dunstan) The IS JSON checks include checks for values, arrays, objects, scalars, and unique keys.","part":"changes","patch_ids":["551f25024479eecbdc10e717f22857e8"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["6ee30209a"],"source_entry_id":"16.0/changes/101","source_hash":"1cc948bc507c1d0ee791bded713381aefa8b0eb6f84bb3f1ab6ed416fc9cd03d","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"57b6bbd32f6fcbb0c5be2d2127a02d7521729e432e99a93704989e7e006ca6f4","text":"增加 SQL/JSON 对象检查（Nikita Glukhov，Teodor Sigaev，Oleg Bartunov，Alexander Korotkov，Amit Langote，Andrew Dunstan）§ IS JSON 检查包括对值、数组、对象、标量和唯一键的检查。","title":"增加 SQL/JSON 对象检查","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["0a8de93a4"],"commit_groups":[["0a8de93a4"]],"commits":["0a8de93a4"],"cves":[],"db_id":"33ef85cec1ecfe967586468e013771fb","html":"\u003cp\u003e允许 \u003cacronym\u003eJSON\u003c/acronym\u003e 字符串解析使用向量运算（John Naylor）\u003ca 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href=\"/docs/16/functions-textsearch.html#TEXTSEARCH-FUNCTIONS-TABLE\" title=\"表 9.43. 文本检索函数\"\u003e\u003ccode\u003ets_headline()\u003c/code\u003e\u003c/a\u003e 对 \u003ccode\u003eOR\u003c/code\u003e 和 \u003ccode\u003eNOT\u003c/code\u003e 表达式的处理（Tom Lane）\u003ca href=\"https://postgr.es/c/5a617d75d\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-a8896af545373a55","identity_text":"Improve the handling of full text highlighting function ts_headline() for OR and NOT expressions (Tom Lane)","part":"changes","patch_ids":["e4eac6aba48c1df9887bb1b1112ad163"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["5a617d75d"],"source_entry_id":"16.0/changes/103","source_hash":"0e5dc0511502f67259971efce05aed30681f4e3f05d99568027b313c5823a944","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"56942dd3e2df7805a59b09e51ac3b7d5dd9d8c97551a4f3fe36f576c5562a00e","text":"改进全文高亮函数 ts_headline() 对 OR 和 NOT 表达式的处理（Tom Lane）§","title":"改进全文高亮函数 ts_headline() 对 OR 和 NOT 表达式的处理","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["75bd846b6"],"commit_groups":[["75bd846b6"]],"commits":["75bd846b6"],"cves":[],"db_id":"c28bac373db57c7dd66aac77c3405020","html":"\u003cp\u003e增加在指定时区中添加、减去和生成 \u003ccode\u003etimestamptz\u003c/code\u003e 值的函数（Przemyslaw Sztoch，Gurjeet Singh）\u003ca href=\"https://postgr.es/c/75bd846b6\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e函数为 \u003ca href=\"/docs/16/functions-datetime.html#FUNCTIONS-DATETIME-TABLE\" title=\"表 9.33. 日期/时间函数\"\u003e\u003ccode\u003edate_add()\u003c/code\u003e\u003c/a\u003e、\u003ccode\u003edate_subtract()\u003c/code\u003e 和 \u003ca href=\"/docs/16/functions-srf.html#FUNCTIONS-SRF-SERIES\" title=\"表 9.65. 序列生成函数\"\u003e\u003ccode\u003egenerate_series()\u003c/code\u003e\u003c/a\u003e。\u003c/p\u003e","id":"16.0-525afe4c61719d64","identity_text":"Add functions to add, subtract, and generate timestamptz values in a specified time zone (Przemyslaw Sztoch, Gurjeet Singh) The functions are date_add(), date_subtract(), and generate_series().","part":"changes","patch_ids":["a30002cf2dadec1192bc9568cfd54da2"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["75bd846b6"],"source_entry_id":"16.0/changes/104","source_hash":"bb01a1d76caa93f4b916f8ced73472dc0734ba851508620fcea91b4bfa4cc194","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"45e8581d2540739f85bcb8815dfd7cd57f761d01eb9ca1a99c631981b80d16cd","text":"增加在指定时区中添加、减去和生成 timestamptz 值的函数（Przemyslaw Sztoch，Gurjeet Singh）§ 函数为 date_add()、date_subtract() 和 generate_series()。","title":"增加在指定时区中添加、减去和生成 timestamptz 值的函数","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["533e02e92"],"commit_groups":[["533e02e92"]],"commits":["533e02e92"],"cves":[],"db_id":"349b5bf1069668c2d9170487230d4e10","html":"\u003cp\u003e将 \u003ca href=\"/docs/16/functions-datetime.html#FUNCTIONS-DATETIME-TABLE\" title=\"表 9.33. 日期/时间函数\"\u003e\u003ccode\u003edate_trunc(unit, timestamptz, time_zone)\u003c/code\u003e\u003c/a\u003e 更改为不可变函数（Przemyslaw Sztoch）\u003ca href=\"https://postgr.es/c/533e02e92\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这允许使用此函数创建表达式索引。\u003c/p\u003e","id":"16.0-823dc51da64e4c6a","identity_text":"Change date_trunc(unit, timestamptz, time_zone) to be an immutable function (Przemyslaw Sztoch) This allows the creation of expression indexes using this function.","part":"changes","patch_ids":["66ebabb5d904527fa721903163f0f4f2"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["533e02e92"],"source_entry_id":"16.0/changes/105","source_hash":"5a48a89713a7623b999259e7e26597c649be2577cff3eb60b08f991264215a33","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"fd7516d24b402751a2e6575d1a58270e83b97ff2b275cb03c4c9b718032e77ae","text":"将 date_trunc(unit, timestamptz, time_zone) 更改为不可变函数（Przemyslaw Sztoch）§ 这允许使用此函数创建表达式索引。","title":"将 date_trunc(unit, timestamptz, time_zone) 更改为不可变函数","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["0823d061b"],"commit_groups":[["0823d061b"]],"commits":["0823d061b"],"cves":[],"db_id":"135afabed066e907bf216dcbac0f7315","html":"\u003cp\u003e增加服务器变量 \u003ca href=\"/docs/16/functions-info.html#FUNCTIONS-INFO-SESSION-TABLE\" title=\"表 9.67. 会话信息函数\"\u003e\u003ccode\u003eSYSTEM_USER\u003c/code\u003e\u003c/a\u003e（Bertrand Drouvot）\u003ca href=\"https://postgr.es/c/0823d061b\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这报告认证方法及其认证的用户。\u003c/p\u003e","id":"16.0-94d8307be94add34","identity_text":"Add server variable SYSTEM_USER (Bertrand Drouvot) This reports the authentication method and its authenticated user.","part":"changes","patch_ids":["84fe34ce3649263d604ff873140eb39f"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["0823d061b"],"source_entry_id":"16.0/changes/106","source_hash":"3e532584493bd7cab5e49b4605c870cbc3e9ef9cca291cd4a3151f8d57ff9004","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"4e6fa6b3a3e98af1d197b0a6ad58f9ab083a84fb82afdb8a8c5e071b7a106b4b","text":"增加服务器变量 SYSTEM_USER（Bertrand Drouvot）§ 这报告认证方法及其认证的用户。","title":"增加服务器变量 SYSTEM_USER","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["888f2ea0a"],"commit_groups":[["888f2ea0a"]],"commits":["888f2ea0a"],"cves":[],"db_id":"c21328dce1fd0ed2ad46aa8fc9a43828","html":"\u003cp\u003e增加函数 \u003ca href=\"/docs/16/functions-array.html#ARRAY-FUNCTIONS-TABLE\" title=\"表 9.54. 数组函数\"\u003e\u003ccode\u003earray_sample()\u003c/code\u003e\u003c/a\u003e 和 \u003ccode\u003earray_shuffle()\u003c/code\u003e（Martin Kalcher）\u003ca href=\"https://postgr.es/c/888f2ea0a\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-96e669de2b8b6d6d","identity_text":"Add functions array_sample() and array_shuffle() (Martin Kalcher)","part":"changes","patch_ids":["a9ad857cf74bffc0494a175abe88b6ac"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["888f2ea0a"],"source_entry_id":"16.0/changes/107","source_hash":"ec84184c593ea473ee8dc58199d653d88d1d3a20ce585a00bfbf96fffcb2d245","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"c65e22b9fd65f892bf4673d877188b8c7ef96cbff9e33ff56820897ff8617cf1","text":"增加函数 array_sample() 和 array_shuffle()（Martin Kalcher）§","title":"增加函数 array_sample() 和 array_shuffle()","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["2ddab010c"],"commit_groups":[["2ddab010c"]],"commits":["2ddab010c"],"cves":[],"db_id":"7e2bec75b74667b8499da853f7c721ae","html":"\u003cp\u003e增加聚合函数 \u003ca href=\"/docs/16/functions-aggregate.html#FUNCTIONS-AGGREGATE-TABLE\" title=\"表 9.59. 通用聚合函数\"\u003e\u003ccode\u003eANY_VALUE()\u003c/code\u003e\u003c/a\u003e，返回集合中的任意值（Vik Fearing）\u003ca href=\"https://postgr.es/c/2ddab010c\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-962ec36400974b93","identity_text":"Add aggregate function ANY_VALUE() which returns any value from a set (Vik Fearing)","part":"changes","patch_ids":["209509f848d41dd44d99bdbd93a10dc4"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["2ddab010c"],"source_entry_id":"16.0/changes/108","source_hash":"940c88b09d6cf3c35e8ac178821123abaffd7173e5c2d2ab635f62a917b2ca3b","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"80922a8a7ae585a56c0f2973f49d05cee392e0f37f8851e6329fc2db5ac564eb","text":"增加聚合函数 ANY_VALUE()，返回集合中的任意值（Vik Fearing）§","title":"增加聚合函数 ANY_VALUE()，返回集合中的任意值","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["38d81760c"],"commit_groups":[["38d81760c"]],"commits":["38d81760c"],"cves":[],"db_id":"318c6c5b7bbb1a35c2c776a2c263dde1","html":"\u003cp\u003e增加函数 \u003ca href=\"/docs/16/functions-math.html#FUNCTIONS-MATH-RANDOM-TABLE\" title=\"表 9.6. 随机函数\"\u003e\u003ccode\u003erandom_normal()\u003c/code\u003e\u003c/a\u003e 以提供正态分布的随机数（Paul Ramsey）\u003ca href=\"https://postgr.es/c/38d81760c\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-10a9ed80bb7251af","identity_text":"Add function random_normal() to supply normally-distributed random numbers (Paul Ramsey)","part":"changes","patch_ids":["007cf74b74d6e2b9d70d7e150ef80d3c"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["38d81760c"],"source_entry_id":"16.0/changes/109","source_hash":"872fd075434e4ebc9c35fac3391a8b42a840c60c9e390404cacb2e32c99e9c42","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"a5a6746b47296f56a7627b4ff8819eeb2961b18f21a0b67d838857f72ea0b020","text":"增加函数 random_normal() 以提供正态分布的随机数（Paul Ramsey）§","title":"增加函数 random_normal() 以提供正态分布的随机数","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["d5d574146"],"commit_groups":[["d5d574146"]],"commits":["d5d574146"],"cves":[],"db_id":"cb08a0308823c1c0f144a64665e6ed90","html":"\u003cp\u003e增加误差函数 \u003ca href=\"/docs/16/functions-math.html#FUNCTIONS-MATH-FUNC-TABLE\" title=\"表 9.5. 数学函数\"\u003e\u003ccode\u003eerf()\u003c/code\u003e\u003c/a\u003e 及其补函数 \u003ccode\u003eerfc()\u003c/code\u003e（Dean Rasheed）\u003ca href=\"https://postgr.es/c/d5d574146\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-aea6faac563e98eb","identity_text":"Add error function erf() and its complement erfc() (Dean Rasheed)","part":"changes","patch_ids":["6685f91c313d72ef784a03c82f7c65ea"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["d5d574146"],"source_entry_id":"16.0/changes/110","source_hash":"9644ee23aae556b8d9b8a51ee2390b2e056b5282557c0c1ffd8f5218bb5ea6ea","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"f3c298f4055a27dd3faa6cb0c9afd4c922acfb860d9608115be90f59f00a65d9","text":"增加误差函数 erf() 及其补函数 erfc()（Dean Rasheed）§","title":"增加误差函数 erf() 及其补函数 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Lane)","part":"changes","patch_ids":["2178fd4447224097ed3c239d6042ef7a"],"related_changes":[],"relations":[],"section":"函数","section_path":["函数"],"source_commits":["3ea7329c9"],"source_entry_id":"16.0/changes/116","source_hash":"3d9d939516de19a150ba4bf947a3bff222ae673526b9094198505931742dc39d","source_url":"/docs/release/16.0/#RELEASE-16-FUNCTIONS","statement_hash":"d92316f4314dd3bbc0435a68f53ccc266e2b7f83a75e60e010bf8d73f524de0c","text":"允许 to_reg* 函数接受数字 OID 作为输入（Tom Lane）§","title":"允许 to_reg* 函数接受数字 OID 作为输入","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["d3d53f955"],"commit_groups":[["d3d53f955"]],"commits":["d3d53f955"],"cves":[],"db_id":"a0b07140e69038a2343ab67906940aaf","html":"\u003cp\u003e增加在 \u003cspan\u003ePL/pgSQL\u003c/span\u003e 中获取当前函数 \u003cacronym\u003eOID\u003c/acronym\u003e 的能力（Pavel Stehule）\u003ca href=\"https://postgr.es/c/d3d53f955\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这通过 \u003ca 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\u003ccode\u003e-c name=value\u003c/code\u003e。\u003c/p\u003e","id":"16.0-4dbc810e2697ee93","identity_text":"Add initdb option to set server variables for the duration of initdb and all future server starts (Tom Lane) The option is -c name=value.","part":"changes","patch_ids":["40d429c59da535f5b88d0212aa767c9a"],"related_changes":[],"relations":[],"section":"服务器应用","section_path":["服务器应用"],"source_commits":["3e51b278d"],"source_entry_id":"16.0/changes/137","source_hash":"da574249468409c50c4ef7fa4941c834c6140e75a9b6a0d5055eec82c1bb010b","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-APPS","statement_hash":"ebeded1ffe35fa19d03ea43bf818d3501d0896e6d6207cbafdfd2c54d85e2470","text":"增加initdb选项以在 initdb 期间和所有未来的服务器启动中设置服务器变量（Tom Lane）§ 选项为 -c name=value。","title":"增加initdb选项以在 initdb 期间和所有未来的服务器启动中设置服务器变量","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["08951a7c9","2dcd1578c"],"commit_groups":[["08951a7c9"],["2dcd1578c"]],"commits":["08951a7c9","2dcd1578c"],"cves":[],"db_id":"99c81f49e15f25a9f65e8cd97c3071a8","html":"\u003cp\u003e向\u003ca href=\"/docs/16/app-createuser.html\" title=\"createuser\"\u003e\u003cspan\u003ecreateuser\u003c/span\u003e\u003c/a\u003e添加选项以控制更多用户选项（Shinya Kato）\u003ca href=\"https://postgr.es/c/08951a7c9\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/2dcd1578c\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e具体来说，新选项控制有效期截止日期、绕过行级安全以及角色成员资格。\u003c/p\u003e","id":"16.0-50ed7c4fa7686de0","identity_text":"Add options to createuser to control more user options (Shinya Kato) Specifically, the new options control the valid-until date, bypassing of row-level security, and role membership.","part":"changes","patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f","e79bd17eece393e7e478ee187416caf1"],"related_changes":[{"db_id":"d1003ce42539905f287a47b3acb0a317","evidence":{"ambiguous_patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-APPS","title":"弃用createuser选项 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The --role option can still be used.","part":"changes","patch_ids":["0a348a0c1ce99b4bf9ca9bdb9f845c53","bd5fc3b9f01aba2c1a7e76657b16553f"],"related_changes":[{"db_id":"99c81f49e15f25a9f65e8cd97c3071a8","evidence":{"ambiguous_patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-APPS","title":"向createuser添加选项以控制更多用户选项","url":"/docs/compare/?release=16.0#16.0-50ed7c4fa7686de0","version":"16.0"}],"relations":[{"evidence":{"ambiguous_patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"patch_ids":["bd5fc3b9f01aba2c1a7e76657b16553f"],"same_day":true},"rule":2,"target":"99c81f49e15f25a9f65e8cd97c3071a8","type":"related"}],"section":"服务器应用","section_path":["服务器应用"],"source_commits":["2dcd1578c","381d19b3e"],"source_entry_id":"16.0/changes/139","source_hash":"0a4f64fa91ac54ce439efb5e27dbbf6b5ebd44e3531a5c8b72e6d7afbd8cb907","source_url":"/docs/release/16.0/#RELEASE-16-SERVER-APPS","statement_hash":"708f65fec6a26dacae4a1a02258f52d1994135a445ce569e11bec304d60d6105","text":"弃用createuser选项 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title=\"vacuumdb\"\u003e\u003cspan\u003evacuumdb\u003c/span\u003e\u003c/a\u003e的性能（Tom Lane，Nathan Bossart）\u003ca href=\"https://postgr.es/c/a46a7011b\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-699af19f89a0437c","identity_text":"Use new VACUUM options to improve the performance of vacuumdb (Tom Lane, Nathan Bossart)","part":"changes","patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"related_changes":[{"db_id":"e136e43acbe4861285a36e1d2974b349","evidence":{"ambiguous_patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"patch_ids":["7ef9b10294fcd9c5eaca0c87b7436e1a"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-UTILITY","title":"增加 VACUUM 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也已移除。","title":"增加pgindent选项","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["4e831f4ce"],"commit_groups":[["4e831f4ce"]],"commits":["4e831f4ce"],"cves":[],"db_id":"07e9fd22578a6a7228cad7e5c9121673","html":"\u003cp\u003e将\u003ca href=\"/docs/16/source.html\" title=\"第 56 章 PostgreSQL 编码约定\"\u003e\u003cspan\u003epg_bsd_indent\u003c/span\u003e\u003c/a\u003e源代码添加到主代码树中（Tom Lane）\u003ca href=\"https://postgr.es/c/4e831f4ce\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-b7bf7759e96348a7","identity_text":"Add pg_bsd_indent source code to the main tree (Tom 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href=\"https://postgr.es/c/d1e2a380c\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-02e96df1d28196ba","identity_text":"Improve make_ctags and make_etags (Yugo Nagata)","part":"changes","patch_ids":["aa40a42a11d4d96bcc9078797a03b21b"],"related_changes":[],"relations":[],"section":"源代码","section_path":["源代码"],"source_commits":["d1e2a380c"],"source_entry_id":"16.0/changes/171","source_hash":"50ec0f1a888802dd7e7e243feb97d38bd2027b9879d65c5528c44a4107e16caf","source_url":"/docs/release/16.0/#RELEASE-16-SOURCE-CODE","statement_hash":"d5c80cdc7b7dbcd6cfd8b5222667b32663b0d18744ff2d4a9ff8dfdc200d50a1","text":"改进 make_ctags 和 make_etags（Yugo Nagata）§","title":"改进 make_ctags 和 make_etags","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["90189eefc"],"commit_groups":[["90189eefc"]],"commits":["90189eefc"],"cves":[],"db_id":"3d738d036aea5b6bd5bf67efa919e030","html":"\u003cp\u003e调整 \u003ca href=\"/docs/16/catalog-pg-attribute.html\" title=\"53.7. pg_attribute\"\u003e\u003ccode\u003epg_attribute\u003c/code\u003e\u003c/a\u003e 列以提高效率（Peter Eisentraut）\u003ca href=\"https://postgr.es/c/90189eefc\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-ac14ac51983cf957","identity_text":"Adjust pg_attribute columns for efficiency (Peter Eisentraut)","part":"changes","patch_ids":["b0383189fa398b253b6ac5a602efee25"],"related_changes":[],"relations":[],"section":"源代码","section_path":["源代码"],"source_commits":["90189eefc"],"source_entry_id":"16.0/changes/172","source_hash":"5d91d743c9da7d2928da7d212016b8454a1fe6f0dd642d690f8cff84961e5ae8","source_url":"/docs/release/16.0/#RELEASE-16-SOURCE-CODE","statement_hash":"d389d890844426bb6016b655d1ee16ad1cd1d357d31f61667b5e8f93efec8b30","text":"调整 pg_attribute 列以提高效率（Peter Eisentraut）§","title":"调整 pg_attribute 列以提高效率","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["ff720a597"],"commit_groups":[["ff720a597"]],"commits":["ff720a597"],"cves":[],"db_id":"31f7afdafbe88e548de15afd1969656f","html":"\u003cp\u003e改进对布尔列上扩展索引的使用（Zongliang Quan，Tom Lane）\u003ca href=\"https://postgr.es/c/ff720a597\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-0df7bd481110b49d","identity_text":"Improve use of extension-based indexes on boolean columns (Zongliang Quan, Tom Lane)","part":"changes","patch_ids":["ababd6c74d64b5250021d34418dacb9c"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["ff720a597"],"source_entry_id":"16.0/changes/173","source_hash":"dea62a1a85bf03855fe0befbc467c83be98d8bbcd077b3012bfd6bbb11af72a7","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"8c9ae64c886a90a141bfe63321e204b6ff996c91a05b24d5304fed18f5cb7c2e","text":"改进对布尔列上扩展索引的使用（Zongliang Quan，Tom Lane）§","title":"改进对布尔列上扩展索引的使用","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["a290378a3"],"commit_groups":[["a290378a3"]],"commits":["a290378a3"],"cves":[],"db_id":"254a1cf73e2bdd0335f3f941bd9245d4","html":"\u003cp\u003e向\u003ca href=\"/docs/16/fuzzystrmatch.html\" title=\"F.17. fuzzystrmatch — 确定字符串的相似性和距离\"\u003e\u003cspan\u003efuzzystrmatch\u003c/span\u003e\u003c/a\u003e添加 Daitch-Mokotoff Soundex 支持（Dag Lem）\u003ca href=\"https://postgr.es/c/a290378a3\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-96c2df2a1d585988","identity_text":"Add support for Daitch-Mokotoff Soundex to fuzzystrmatch (Dag Lem)","part":"changes","patch_ids":["7d6f4c4cd42290ef25dc47ddafac0cf3"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["a290378a3"],"source_entry_id":"16.0/changes/174","source_hash":"5b8a63597eccc10bfad2a35b33e6651b9963fdbcc9bd6ec5f5eb1e1c0f559507","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"14ff2cdcf41c500e25861a7be8da3118f8cd1e1b68ede9cd359bcc49a8ef7428","text":"向fuzzystrmatch添加 Daitch-Mokotoff Soundex 支持（Dag Lem）§","title":"向fuzzystrmatch添加 Daitch-Mokotoff Soundex 支持","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["d4bfe4128"],"commit_groups":[["d4bfe4128"]],"commits":["d4bfe4128"],"cves":[],"db_id":"633896429b6e29feaf172908a0955446","html":"\u003cp\u003e允许\u003ca href=\"/docs/16/auto-explain.html\" title=\"F.4. auto_explain — 记录慢查询的执行计划\"\u003e\u003cspan\u003eauto_explain\u003c/span\u003e\u003c/a\u003e记录传递给参数化语句的值（Dagfinn Ilmari Mannsåker）\u003ca href=\"https://postgr.es/c/d4bfe4128\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这影响使用服务器端 \u003ca href=\"/docs/16/sql-prepare.html\" title=\"PREPARE\"\u003e\u003ccode\u003ePREPARE\u003c/code\u003e\u003c/a\u003e/\u003ca href=\"/docs/16/sql-execute.html\" title=\"EXECUTE\"\u003e\u003ccode\u003eEXECUTE\u003c/code\u003e\u003c/a\u003e 的查询，以及客户端通过 Parse/Bind 协议消息发出的查询。日志记录由 \u003ca href=\"/docs/16/auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS-LOG-PARAMETER-MAX-LENGTH\"\u003e\u003ccode\u003eauto_explain.log_parameter_max_length\u003c/code\u003e\u003c/a\u003e 控制；默认情况下，查询参数记录时不受长度限制。\u003c/p\u003e","id":"16.0-f8fbd4feebcbf509","identity_text":"Allow auto_explain to log values passed to parameterized statements (Dagfinn Ilmari Mannsåker) This affects queries using server-side PREPARE/EXECUTE and client-side parse/bind. Logging is controlled by auto_explain.log_parameter_max_length; by default query parameters will be logged with no length restriction.","part":"changes","patch_ids":["d4e8ce0efd4537ed99bd43cb1b84f6bc"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["d4bfe4128"],"source_entry_id":"16.0/changes/175","source_hash":"48b77b080a3f9377a78a4b75df9f53d42725d9d3fe2536837078caf3b0e9fc9c","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"0d9b8c1482c2191ee63dc99d9625e5b811086ceac810cdd3dedab92fdb38ede2","text":"允许auto_explain记录传递给参数化语句的值（Dagfinn Ilmari Mannsåker）§ 这影响使用服务器端 PREPARE/EXECUTE 的查询，以及客户端通过 Parse/Bind 协议消息发出的查询。日志记录由 auto_explain.log_parameter_max_length 控制；默认情况下，查询参数记录时不受长度限制。","title":"允许auto_explain记录传递给参数化语句的值","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["9d2d9728b"],"commit_groups":[["9d2d9728b"]],"commits":["9d2d9728b"],"cves":[],"db_id":"f46aed7f1cc334819da73d6d6002a150","html":"\u003cp\u003e使\u003ca href=\"/docs/16/auto-explain.html\" title=\"F.4. auto_explain — 记录慢查询的执行计划\"\u003e\u003cspan\u003eauto_explain\u003c/span\u003e\u003c/a\u003e的 \u003ccode\u003elog_verbose\u003c/code\u003e 模式遵守 \u003ca href=\"/docs/16/runtime-config-statistics.html#GUC-COMPUTE-QUERY-ID\"\u003e\u003ccode\u003ecompute_query_id\u003c/code\u003e\u003c/a\u003e 的值（Atsushi Torikoshi）\u003ca href=\"https://postgr.es/c/9d2d9728b\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前即使启用了 \u003ccode\u003ecompute_query_id\u003c/code\u003e，\u003ca href=\"/docs/16/auto-explain.html#AUTO-EXPLAIN-CONFIGURATION-PARAMETERS-LOG-VERBOSE\"\u003e\u003ccode\u003elog_verbose\u003c/code\u003e\u003c/a\u003e 也不显示查询标识符。\u003c/p\u003e","id":"16.0-425c23a516bd0420","identity_text":"Have auto_explain's log_verbose mode honor the value of compute_query_id (Atsushi Torikoshi) Previously even if compute_query_id was enabled, log_verbose was not showing the query identifier.","part":"changes","patch_ids":["ad75e920b0464af86592ee7143b058d8"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["9d2d9728b"],"source_entry_id":"16.0/changes/176","source_hash":"39383b73ebd2fe5454f0e6a8c3900baff7b847adf2d4840c2641c7ddbb6f465a","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"eb624388b8da96d2fd4403997354a45b87375c99dbfc5e946d93e18d8f8cf5b7","text":"使auto_explain的 log_verbose 模式遵守 compute_query_id 的值（Atsushi Torikoshi）§ 之前即使启用了 compute_query_id，log_verbose 也不显示查询标识符。","title":"使auto_explain的 log_verbose 模式遵守 compute_query_id 的值","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["b1665bf01"],"commit_groups":[["b1665bf01"]],"commits":["b1665bf01"],"cves":[],"db_id":"44267ad930560070eb40e286ef515cf3","html":"\u003cp\u003e将\u003ca href=\"/docs/16/ltree.html\" title=\"F.23. ltree — 层次树状数据类型\"\u003e\u003cspan\u003eltree\u003c/span\u003e\u003c/a\u003e标签的最大长度从 256 改为 1000 并允许连字符（Garen Torikian）\u003ca href=\"https://postgr.es/c/b1665bf01\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-eab6a0962e2e92bc","identity_text":"Change the maximum length of ltree labels from 256 to 1000 and allow hyphens (Garen Torikian)","part":"changes","patch_ids":["ca89d73aa823643f3ec8ed479a669315"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["b1665bf01"],"source_entry_id":"16.0/changes/177","source_hash":"a4f68c9c92632f55e49d81bcf3f0e73610718eb1883554b61007882cf31db42b","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"c327fb5ff064d4cde924cb165166b87a8ae064d534d53e4dcbc26e618af07309","text":"将ltree标签的最大长度从 256 改为 1000 并允许连字符（Garen Torikian）§","title":"将ltree标签的最大长度从 256 改为 1000 并允许连字符","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["daa8365a9"],"commit_groups":[["daa8365a9"]],"commits":["daa8365a9"],"cves":[],"db_id":"c2733cec1b4607015468475a293c6068","html":"\u003cp\u003e使 \u003ca href=\"/docs/16/pgstatstatements.html\" title=\"F.32. pg_stat_statements — 跟踪 SQL 计划和执行统计信息\"\u003e\u003ccode\u003epg_stat_statements\u003c/code\u003e\u003c/a\u003e 规范化工具命令中使用的常量（Michael Paquier）\u003ca href=\"https://postgr.es/c/daa8365a9\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前显示的是常量而非占位符，如 \u003ccode\u003e$1\u003c/code\u003e。\u003c/p\u003e","id":"16.0-6246a30a6d262a08","identity_text":"Have pg_stat_statements normalize constants used in utility commands (Michael Paquier) Previously constants appeared instead of placeholders, e.g., $1.","part":"changes","patch_ids":["b37fdd8cf6e898a1025c5e1ce82d5e60"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["daa8365a9"],"source_entry_id":"16.0/changes/178","source_hash":"49995820523a09bd11601118cb61842e8cf655004598791e2660df8bd90d07ff","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"2ce1d1f073a525ad0e939ad542f4362bb63ba7649e68ea55f05e1986f180b4f1","text":"使 pg_stat_statements 规范化工具命令中使用的常量（Michael Paquier）§ 之前显示的是常量而非占位符，如 $1。","title":"使 pg_stat_statements 规范化工具命令中使用的常量","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["122376f02","9ecb134a9","c31cf1c03","df4f3ab51"],"commit_groups":[["122376f02"],["9ecb134a9"],["c31cf1c03"],["df4f3ab51"]],"commits":["122376f02","9ecb134a9","c31cf1c03","df4f3ab51"],"cves":[],"db_id":"66d28e64e06ea2e905db81569dfd075d","html":"\u003cp\u003e增加\u003ca href=\"/docs/16/pgwalinspect.html\" title=\"F.37. pg_walinspect — WAL 的底层检查\"\u003e\u003cspan\u003epg_walinspect\u003c/span\u003e\u003c/a\u003e函数 \u003ca href=\"/docs/16/pgwalinspect.html#PGWALINSPECT-FUNCS-PG-GET-WAL-BLOCK-INFO\"\u003e\u003ccode\u003epg_get_wal_block_info()\u003c/code\u003e\u003c/a\u003e 以报告 \u003cacronym\u003eWAL\u003c/acronym\u003e 块信息（Michael Paquier，Melanie Plageman，Bharath Rupireddy）\u003ca href=\"https://postgr.es/c/c31cf1c03\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/9ecb134a9\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/122376f02\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/df4f3ab51\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-827492f28514f837","identity_text":"Add pg_walinspect function pg_get_wal_block_info() to report WAL block information (Michael Paquier, Melanie Plageman, Bharath Rupireddy)","part":"changes","patch_ids":["522550f5c9f3bf942d74b2b7a02f945f","abb169526926bbd78c240734d131a314","dad9009e9398d5f047c2f7992c74e510","e047baaa2c6e3deb558c7b3f2eb6d244"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["122376f02","9ecb134a9","c31cf1c03","df4f3ab51"],"source_entry_id":"16.0/changes/179","source_hash":"a1c14b61de7dcaebb52ca25381636ed16f0114b756048c8030d0e7eafcb7f77e","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"7acacdc722fd02564942bdc825737eca043ab193b6c2b71461fa2b25c9187630","text":"增加pg_walinspect函数 pg_get_wal_block_info() 以报告 WAL 块信息（Michael Paquier，Melanie Plageman，Bharath Rupireddy）§ § § §","title":"增加pg_walinspect函数 pg_get_wal_block_info() 以报告 WAL 块信息","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["5c1b66280"],"commit_groups":[["5c1b66280"]],"commits":["5c1b66280"],"cves":[],"db_id":"95ce3c27034083611423b540747ddc44","html":"\u003cp\u003e更改\u003ca href=\"/docs/16/pgwalinspect.html\" title=\"F.37. pg_walinspect — WAL 的底层检查\"\u003e\u003cspan\u003epg_walinspect\u003c/span\u003e\u003c/a\u003e函数 \u003ca href=\"/docs/16/pgwalinspect.html#PGWALINSPECT-FUNCS-PG-GET-WAL-RECORDS-INFO\"\u003e\u003ccode\u003epg_get_wal_records_info()\u003c/code\u003e\u003c/a\u003e 和 \u003ca href=\"/docs/16/pgwalinspect.html#PGWALINSPECT-FUNCS-PG-GET-WAL-STATS\"\u003e\u003ccode\u003epg_get_wal_stats()\u003c/code\u003e\u003c/a\u003e 解释结束 \u003cacronym\u003eLSN\u003c/acronym\u003e 的方式（Bharath Rupireddy）\u003ca href=\"https://postgr.es/c/5c1b66280\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e之前表示不存在的 \u003cacronym\u003eWAL\u003c/acronym\u003e 位置的结束 \u003cacronym\u003eLSN\u003c/acronym\u003e 会产生错误，而现在将被解释为 \u003cacronym\u003eWAL\u003c/acronym\u003e 的末尾。\u003c/p\u003e","id":"16.0-074fc687c63c2759","identity_text":"Change how pg_walinspect functions pg_get_wal_records_info() and pg_get_wal_stats() interpret ending LSNs (Bharath Rupireddy) Previously ending LSNs which represent nonexistent WAL locations would generate an error, while they will now be interpreted as the end of the WAL.","part":"changes","patch_ids":["c5d8dc1de10576f0de896e9cd38e3777"],"related_changes":[{"db_id":"41a03866a7fb689d27c47b605f7199e1","evidence":{"patch_ids":["c5d8dc1de10576f0de896e9cd38e3777"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-MIGRATION","title":"移除pg_walinspect的函数 pg_get_wal_records_info_till_end_of_wal() 和 pg_get_wal_stats_till_end_of_wal()","url":"/docs/compare/?release=16.0#16.0-cb0959e990d03453","version":"16.0"}],"relations":[{"evidence":{"patch_ids":["c5d8dc1de10576f0de896e9cd38e3777"],"same_day":true},"rule":2,"target":"41a03866a7fb689d27c47b605f7199e1","type":"related"}],"section":"附加模块","section_path":["附加模块"],"source_commits":["5c1b66280"],"source_entry_id":"16.0/changes/180","source_hash":"939805f8c5de3f11255833b531bc678ba8d3a5ce0b54c1b8dc6dbd2bfcc12a35","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"d17735409773cf2bdf5f70f749933ebf775bd6d3309b2a2c46fab3d810ea115b","text":"更改pg_walinspect函数 pg_get_wal_records_info() 和 pg_get_wal_stats() 解释结束 LSN 的方式（Bharath Rupireddy）§ 之前表示不存在的 WAL 位置的结束 LSN 会产生错误，而现在将被解释为 WAL 的末尾。","title":"更改pg_walinspect函数 pg_get_wal_records_info() 和 pg_get_wal_stats() 解释结束 LSN 的方式","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["1c453cfd8","50547a3fa","7d8219a44","96149a180"],"commit_groups":[["1c453cfd8"],["50547a3fa"],["7d8219a44"],["96149a180"]],"commits":["1c453cfd8","50547a3fa","7d8219a44","96149a180"],"cves":[],"db_id":"32ac184b38df3d34e4563d19f078e118","html":"\u003cp\u003e在\u003ca href=\"/docs/16/pgwalinspect.html\" title=\"F.37. pg_walinspect — WAL 的底层检查\"\u003e\u003cspan\u003epg_walinspect\u003c/span\u003e\u003c/a\u003e和\u003ca href=\"/docs/16/pgwaldump.html\" title=\"pg_waldump\"\u003e\u003cspan\u003epg_waldump\u003c/span\u003e\u003c/a\u003e中添加 \u003cacronym\u003eWAL\u003c/acronym\u003e 记录的详细描述（Melanie Plageman，Peter Geoghegan）\u003ca href=\"https://postgr.es/c/7d8219a44\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/1c453cfd8\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/96149a180\"\u003e§\u003c/a\u003e \u003ca href=\"https://postgr.es/c/50547a3fa\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-f964da733c830e01","identity_text":"Add detailed descriptions of WAL records in pg_walinspect and pg_waldump (Melanie Plageman, Peter Geoghegan)","part":"changes","patch_ids":["3d655fdbb65659afdc53cf32a2246c7d","6cdd27196e5a886987fa108520222cb6","c2ab4702effde42d240c1d9aa2109161","c5fea9f5b11a07deb8814b84dd333a3f"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["1c453cfd8","50547a3fa","7d8219a44","96149a180"],"source_entry_id":"16.0/changes/181","source_hash":"35baccd29e5b73c196585a992763d68c054bbf217b0062aa749510c6590d5938","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"583f7c324ed716190056e2738055788f21979089e0b1dea389ed06186454514a","text":"在pg_walinspect和pg_waldump中添加 WAL 记录的详细描述（Melanie Plageman，Peter Geoghegan）§ § § §","title":"在pg_walinspect和pg_waldump中添加 WAL 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of pages.","part":"changes","patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"related_changes":[{"db_id":"9ce12790cfd3b708a3c139faff4cb900","evidence":{"ambiguous_patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","title":"向pageinspect函数 brin_page_items() 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以报告多页统计信息","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["1fd3dd204"],"commit_groups":[["1fd3dd204"]],"commits":["1fd3dd204"],"cves":[],"db_id":"9ce12790cfd3b708a3c139faff4cb900","html":"\u003cp\u003e向\u003ca href=\"/docs/16/pageinspect.html\" title=\"F.25. pageinspect — 数据库页的底层检查\"\u003e\u003cspan\u003epageinspect\u003c/span\u003e\u003c/a\u003e函数 \u003ca href=\"/docs/16/pageinspect.html#PAGEINSPECT-BRIN-FUNCS\" title=\"F.25.4. BRIN 函数\"\u003e\u003ccode\u003ebrin_page_items()\u003c/code\u003e\u003c/a\u003e 添加空范围输出列（Tomas Vondra）\u003ca href=\"https://postgr.es/c/1fd3dd204\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-e2d2ee48d924e8dc-2","identity_text":"Add empty range output column to pageinspect function brin_page_items() (Tomas Vondra)","part":"changes","patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"related_changes":[{"db_id":"c3e1949192fe6ced80983e4f1b745095","evidence":{"ambiguous_patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"patch_ids":["5bdb82c95abb2159415c5685fd07afc2"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","title":"增加pageinspect函数 bt_multi_page_stats() 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updated.","part":"changes","patch_ids":["3bbba7711288ab9a7a8df78914e0d8e9"],"related_changes":[],"relations":[],"section":"附加模块","section_path":["附加模块"],"source_commits":["35739b87d"],"source_entry_id":"16.0/changes/184","source_hash":"ebfeef6642b2c1b53bbc6b947671b1e288832a43f2d6d8755238bbd3fa5ac995","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","statement_hash":"67e482b3d287b7654ddd6971450941da4b5af6d4ae9d9b9bce28b32b7a36c6f5","text":"重新设计归档模块以更加灵活（Nathan Bossart）§ 这一初始化变更要求为较旧 PostgreSQL 版本编写的模块进行更新。","title":"重新设计归档模块以更加灵活","variants":[],"version":"16.0"},{"also_in":[],"category":"bugfix","category_label":"Bug fixes","commit_aliases":["1d477a907"],"commit_groups":[["1d477a907"]],"commits":["1d477a907"],"cves":[],"db_id":"551aaad464f86fd0c3e5f46908da5a30","html":"\u003cp\u003e修正\u003ca href=\"/docs/16/pgstatstatements.html\" title=\"F.32. pg_stat_statements — 跟踪 SQL 计划和执行统计信息\"\u003e\u003cspan\u003epg_stat_statements\u003c/span\u003e\u003c/a\u003e扩展查询协议语句的不准确行跟踪（Sami 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extension.","part":"changes","patch_ids":["ffe19b6bfb65366476e076da2d44bfe4"],"related_changes":[{"db_id":"383a40b7232cc394ab47db0645f51a43","evidence":{"ambiguous_patch_ids":["ffe19b6bfb65366476e076da2d44bfe4"],"patch_ids":["ffe19b6bfb65366476e076da2d44bfe4"],"same_day":true},"kind":"related","label":"16.0","source_url":"/docs/release/16.0/#RELEASE-16-MODULES","title":"允许在扩展脚本中使用新语法 @extschema:referenced_extension_name@ 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将必需扩展标记为不可重定位","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["983ec2300"],"commit_groups":[["983ec2300"]],"commits":["983ec2300"],"cves":[],"db_id":"3e0e3002d684ced8df0712fc21dde2c6","html":"\u003cp\u003e允许 \u003cspan\u003epostgres_fdw\u003c/span\u003e 并行执行中止操作（Etsuro Fujita）\u003ca href=\"https://postgr.es/c/983ec2300\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e这通过 \u003cspan\u003epostgres_fdw\u003c/span\u003e 选项 \u003ca href=\"/docs/16/postgres-fdw.html#POSTGRES-FDW-OPTIONS-TRANSACTION-MANAGEMENT\" title=\"F.38.1.6. 事务管理选项\"\u003e\u003ccode\u003eparallel_abort\u003c/code\u003e\u003c/a\u003e 启用。\u003c/p\u003e","id":"16.0-c50ec83325e23237","identity_text":"Allow postgres_fdw to do aborts in parallel (Etsuro Fujita) This is enabled with postgres_fdw option parallel_abort.","part":"changes","patch_ids":["cd7ddbcd404a8ea5e3a0946886aa30e9"],"related_changes":[],"relations":[],"section":"附加模块 / postgres_fdw","section_path":["附加模块","postgres_fdw"],"source_commits":["983ec2300"],"source_entry_id":"16.0/changes/190","source_hash":"7c385a335ae23011eb256aad33d7d6968c7320585df28dcdcddc549fdac83dcb","source_url":"/docs/release/16.0/#RELEASE-16-PGFDW","statement_hash":"b511b6584446a53e4f41350aa184fb9fb2388360251c892e81a8d293a29747c4","text":"允许 postgres_fdw 并行执行中止操作（Etsuro Fujita）§ 这通过 postgres_fdw 选项 parallel_abort 启用。","title":"允许 postgres_fdw 并行执行中止操作","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["8ad51b5f4"],"commit_groups":[["8ad51b5f4"]],"commits":["8ad51b5f4"],"cves":[],"db_id":"e43262335c07946d30fd008fda619c15","html":"\u003cp\u003e使对外部 \u003cspan\u003epostgres_fdw\u003c/span\u003e 表的 \u003ca href=\"/docs/16/sql-analyze.html\" title=\"ANALYZE\"\u003e\u003ccode\u003eANALYZE\u003c/code\u003e\u003c/a\u003e 更高效（Tomas Vondra）\u003ca href=\"https://postgr.es/c/8ad51b5f4\"\u003e§\u003c/a\u003e\u003c/p\u003e\n\u003cp\u003e\u003cspan\u003epostgres_fdw\u003c/span\u003e 选项 \u003ca href=\"/docs/16/postgres-fdw.html#POSTGRES-FDW-OPTIONS-COST-ESTIMATION\" title=\"F.38.1.3. 代价估算选项\"\u003e\u003ccode\u003eanalyze_sampling\u003c/code\u003e\u003c/a\u003e 控制采样方法。\u003c/p\u003e","id":"16.0-2d6c1b27fb284228","identity_text":"Make ANALYZE on foreign postgres_fdw tables more efficient (Tomas Vondra) The postgres_fdw option analyze_sampling controls the sampling method.","part":"changes","patch_ids":["94de4384029e17ead5c8f03b078a46ee"],"related_changes":[],"relations":[],"section":"附加模块 / postgres_fdw","section_path":["附加模块","postgres_fdw"],"source_commits":["8ad51b5f4"],"source_entry_id":"16.0/changes/191","source_hash":"6b5ff301820ac5e3e62f137de9a1b08cb1f6e7ad1d40368310a3e68f7e9f1dd3","source_url":"/docs/release/16.0/#RELEASE-16-PGFDW","statement_hash":"dc56dd344037213b84ad716d8bc3be770061f5b0d3f5384594f9bce5426ce9e1","text":"使对外部 postgres_fdw 表的 ANALYZE 更高效（Tomas Vondra）§ postgres_fdw 选项 analyze_sampling 控制采样方法。","title":"使对外部 postgres_fdw 表的 ANALYZE 更高效","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["31e5b5029"],"commit_groups":[["31e5b5029"]],"commits":["31e5b5029"],"cves":[],"db_id":"e7f2093c6dfe0d9fc1b3ad8e27342a28","html":"\u003cp\u003e限制 \u003cspan\u003epostgres_fdw\u003c/span\u003e 中 \u003ca href=\"/docs/16/datatype-oid.html\" title=\"8.19. 对象标识符类型\"\u003e\u003ccode\u003ereg\u003c/code\u003e\u003c/a\u003e* 类型常量的传输，仅允许引用内置对象或标记为可传输的扩展（Tom Lane）\u003ca href=\"https://postgr.es/c/31e5b5029\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-34c9aa288b3f32c2","identity_text":"Restrict shipment of reg* type constants in postgres_fdw to those referencing built-in objects or extensions marked as shippable (Tom Lane)","part":"changes","patch_ids":["12ba12a06867f548b5da28bbce5abe26"],"related_changes":[],"relations":[],"section":"附加模块 / postgres_fdw","section_path":["附加模块","postgres_fdw"],"source_commits":["31e5b5029"],"source_entry_id":"16.0/changes/192","source_hash":"308f6c0bb351629a5ec9364fcbcfacada5ef60dac2f1e4c6bf321b60d7ed866f","source_url":"/docs/release/16.0/#RELEASE-16-PGFDW","statement_hash":"810c641efbe3c9c1e1accd6099347c2dd4ea3656e7639fa83ebfd652bcfe89ce","text":"限制 postgres_fdw 中 reg* 类型常量的传输，仅允许引用内置对象或标记为可传输的扩展（Tom Lane）§","title":"限制 postgres_fdw 中 reg* 类型常量的传输，仅允许引用内置对象或标记为可传输的扩展","variants":[],"version":"16.0"},{"also_in":[],"category":"feature","category_label":"Features","commit_aliases":["e4602483e"],"commit_groups":[["e4602483e"]],"commits":["e4602483e"],"cves":[],"db_id":"fa879a93807bf4b2740087c34b5a9c0e","html":"\u003cp\u003e使 \u003cspan\u003epostgres_fdw\u003c/span\u003e 和\u003ca href=\"/docs/16/dblink.html\" title=\"F.12. dblink — 连接到其他 PostgreSQL 数据库\"\u003e\u003cspan\u003edblink\u003c/span\u003e\u003c/a\u003e在连接建立期间处理中断（Andres Freund）\u003ca href=\"https://postgr.es/c/e4602483e\"\u003e§\u003c/a\u003e\u003c/p\u003e","id":"16.0-1a30a18227e0cccf","identity_text":"Have postgres_fdw and dblink handle interrupts during connection establishment (Andres Freund)","part":"changes","patch_ids":["159ed2d7ad9e527a9bd47d64ccfc2af1"],"related_changes":[],"relations":[],"section":"附加模块 / postgres_fdw","section_path":["附加模块","postgres_fdw"],"source_commits":["e4602483e"],"source_entry_id":"16.0/changes/193","source_hash":"5e073879fe41f91a2b361c83edf3616e74c1bda8f5fb9cc6389c5ea42925e8e3","source_url":"/docs/release/16.0/#RELEASE-16-PGFDW","statement_hash":"c92727d90f7bda9f71b90d55ea3d922fe1f69893065430181dc875d786422720","text":"使 postgres_fdw 和dblink在连接建立期间处理中断（Andres Freund）§","title":"使 postgres_fdw 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包含一些可能影响与以前版本兼容性的变更。请注意以下不兼容性：\u003c/p\u003e\n\u003cdiv\u003e\n\u003c/div\u003e","minor":0,"placeholder":false,"source_as_of":"","source_url":"/docs/release/16.0/","status":"stable","status_label":"Supported","support_days":761,"supported":true,"version":"16.0"}],"mode":"release","release_count":1,"remaining_cves":[],"security_as_of":"2026-09-26","security_regressions":[],"source_as_of":"2026-09-26","stats":[{"count":206,"key":"all","label":"All changes"},{"count":175,"key":"feature","label":"Features"},{"count":3,"key":"bugfix","label":"Bug 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title=\"pg_upgrade\"\u003e\u003cspan\u003e\u003cspan\u003epg_upgrade\u003c/span\u003e\u003c/span\u003e\u003c/a\u003e或逻辑复制。有关迁移到新主要版本的通用信息，请参阅\u003ca href=\"/docs/16/upgrading.html\" title=\"19.6. 升级 PostgreSQL 集簇\"\u003e第 19.6 节\u003c/a\u003e。\u003c/p\u003e\n\u003cp\u003e版本 16 包含一些可能影响与以前版本兼容性的变更。请注意以下不兼容性：\u003c/p\u003e\n\u003cdiv\u003e\n\u003c/div\u003e","minor":0,"placeholder":false,"source_as_of":"","source_url":"/docs/release/16.0/","status":"stable","status_label":"Supported","support_days":761,"supported":true,"version":"16.0"},"total":206,"warnings":[]}