From 91c51ff61a7bbf5d06b201bd5fb6c26064b74b5e Mon Sep 17 00:00:00 2001
From: Docsite Preview Bot <>
Date: Fri, 20 Dec 2024 06:44:07 +0000
Subject: [PATCH] Preview PR https://github.com/pingcap/docs/pull/19724 and
 this preview is triggered from commit
 https://github.com/pingcap/docs/pull/19724/commits/9b7248df1ae50d649963daf2d5bc9c5c376cd0c8

---
 .../en/tidb/master/releases/release-7.5.5.md  | 233 ++++++++++++++++++
 1 file changed, 233 insertions(+)
 create mode 100644 markdown-pages/en/tidb/master/releases/release-7.5.5.md

diff --git a/markdown-pages/en/tidb/master/releases/release-7.5.5.md b/markdown-pages/en/tidb/master/releases/release-7.5.5.md
new file mode 100644
index 0000000..fe9c7ef
--- /dev/null
+++ b/markdown-pages/en/tidb/master/releases/release-7.5.5.md
@@ -0,0 +1,233 @@
+---
+title: TiDB 7.5.5 Release Notes
+summary: Learn about the compatibility changes, improvements, and bug fixes in TiDB 7.5.5
+---
+
+# TiDB 7.5.5 Release Notes
+
+Release date: xx xx, 2024
+
+TiDB version: 7.5.5
+
+Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.5/quick-start-with-tidb) | [Production deployment](https://docs.pingcap.com/tidb/v7.5/production-deployment-using-tiup)
+
+## Compatibility changes
+
+- (dup): release-8.5.0.md > 改进提升> TiDB - 新增系统变量 `tidb_ddl_reorg_max_write_speed`，用于限制加索引时 ingest 阶段速度的上限 [#57156](https://github.com/pingcap/tidb/issues/57156) @[CbcWestwolf](https://github.com/CbcWestwolf)
+
+## Improvements
+
++ TiDB
+
+    - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-7.1.6.md > 改进提升> TiDB - 当某个统计信息完全由 TopN 构成，且对应表的统计信息中修改行数不为 0 时，对于未命中 TopN 的等值条件，估算结果从 0 调整为 1 [#47400](https://github.com/pingcap/tidb/issues/47400) @[terry1purcell](https://github.com/terry1purcell)
+
++ TiKV
+
+    - (dup): release-8.1.2.md > 改进提升> TiKV - 提升在 raft log 部署在独立磁盘情况下，磁盘出现故障时 TiKV 服务的 SLA [#17884](https://github.com/tikv/tikv/issues/17884) @[LykxSassinator](https://github.com/LykxSassinator)
+    - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-6.5.9.md > 改进提升> TiKV - 增加 peer 和 store 消息的 slow log [#16600](https://github.com/tikv/tikv/issues/16600) @[Connor1996](https://github.com/Connor1996)
+    - (dup): release-7.1.6.md > 改进提升> TiKV - 优化 TiKV 重启时由于需要等待应用之前的日志而造成访问延时抖动的情况，提升了 TiKV 的稳定性 [#15874](https://github.com/tikv/tikv/issues/15874) @[LykxSassinator](https://github.com/LykxSassinator)
+
++ PD
+
+    - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
++ TiFlash
+
+    - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-8.1.0.md > 改进提升> TiFlash - 降低 TiFlash 在开启 TLS 后因更新证书而导致 panic 的概率 [#8535](https://github.com/pingcap/tiflash/issues/8535) @[windtalker](https://github.com/windtalker)
+    - (dup): release-7.1.6.md > 改进提升> TiFlash - 提升聚簇索引表在后台回收过期数据的速度 [#9529](https://github.com/pingcap/tiflash/issues/9529) @[JaySon-Huang](https://github.com/JaySon-Huang)
+    - (dup): release-8.1.2.md > 改进提升> TiFlash - 优化在存算分离架构下，读节点从 S3 下载文件异常时的重试策略 [#9695](https://github.com/pingcap/tiflash/issues/9695) @[JinheLin](https://github.com/JinheLin)
+
++ Tools
+
+    + Backup & Restore (BR)
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - (dup): release-7.1.6.md > 改进提升> Tools> Backup & Restore (BR) - 减少备份过程中无效日志的打印 [#55902](https://github.com/pingcap/tidb/issues/55902) @[Leavrth](https://github.com/Leavrth)
+
+    + TiCDC
+
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+    + TiDB Data Migration (DM) <!--tw@lilin90: 1 note-->
+
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - Lower the log level when outputting unrecognized MariaDB binlog events [#10204](https://github.com/pingcap/tiflow/issues/10204) @[dveeden](https://github.com/dveeden)
+
+    + TiDB Lightning
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+    + TiDB Binlog
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+    + Dumpling
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+    + TiUP
+
+        - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+## Bug fixes
+
++ TiDB <!--tw@lilin90: the following 6 notes-->
+
+    - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复 DDL owner 节点切换后，无法按照切换前的进度继续执行 Reorg DDL 任务的问题 [#56506](https://github.com/pingcap/tidb/issues/56506) @[tangenta](https://github.com/tangenta)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复在非严格模式下 (`sql_mode = ''`) ，非法空值能被插入的问题 [#56381](https://github.com/pingcap/tidb/issues/56381) @[joechenrh](https://github.com/joechenrh)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复 Grafana 中 **Stats Healthy Distribution** 面板的数据可能错误的问题 [#57176](https://github.com/pingcap/tidb/issues/57176) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复当公共表表达式 (CTE) 有多个数据消费者时，如果某个消费者在未读取数据时就退出，可能导致非法内存访问的问题 [#55881](https://github.com/pingcap/tidb/issues/55881) @[windtalker](https://github.com/windtalker)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复集群从 v6.5 升级到 v7.5 或更高版本后，已有 TTL 任务执行意外频繁的问题 [#56539](https://github.com/pingcap/tidb/issues/56539) @[lcwangchao](https://github.com/lcwangchao)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复关闭 `tidb_ttl_job_enable` 变量后 TTL 任务未被取消的问题 [#57404](https://github.com/pingcap/tidb/issues/57404) @[YangKeao](https://github.com/YangKeao)
+    - (dup): release-8.1.1.md > 错误修复> TiDB - 修复 information schema 缓存未命中导致 stale read 查询延迟上升的问题 [#53428](https://github.com/pingcap/tidb/issues/53428) @[crazycs520](https://github.com/crazycs520)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复由于 stale read 未对读操作的时间戳进行严格校验，导致 TSO 和真实物理时间存在偏移，有小概率影响事务一致性的问题 [#56809](https://github.com/pingcap/tidb/issues/56809) @[MyonKeminta](https://github.com/MyonKeminta)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复通过 `IMPORT INTO` 导入数据后，`AUTO_INCREMENT` 字段没有正确设置的问题 [#56476](https://github.com/pingcap/tidb/issues/56476) @[D3Hunter](https://github.com/D3Hunter)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复可能同时存在两个 DDL Owner 的问题 [#54689](https://github.com/pingcap/tidb/issues/54689) @[joccau](https://github.com/joccau)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复 TTL 在未选用 TiKV 作为存储引擎时可能失败的问题 [#56402](https://github.com/pingcap/tidb/issues/56402) @[YangKeao](https://github.com/YangKeao)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复执行 `ADD INDEX` 时，未检查索引长度限制的问题 [#56930](https://github.com/pingcap/tidb/issues/56930) @[fzzf678](https://github.com/fzzf678)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复取消 TTL 任务时，没有强制 Kill 对应 SQL 的问题 [#56511](https://github.com/pingcap/tidb/issues/56511) @[lcwangchao](https://github.com/lcwangchao)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复无法为带别名的多表删除语句 `DELETE` 创建执行计划绑定的问题 [#56726](https://github.com/pingcap/tidb/issues/56726) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复使用 `ANALYZE` 收集表的统计信息时，如果该表包含虚拟生成列的表达式索引，执行会报错的问题 [#57079](https://github.com/pingcap/tidb/issues/57079) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复使用 `PLAN REPLAYER` 导入含有 Placement Rule 的表结构时可能报错的问题 [#54961](https://github.com/pingcap/tidb/issues/54961) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复在 CTE 中解析数据库名时，返回错误的数据库名的问题 [#54582](https://github.com/pingcap/tidb/issues/54582) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复 `INSERT ... ON DUPLICATE KEY` 语句不兼容 `mysql_insert_id` 的问题 [#55965](https://github.com/pingcap/tidb/issues/55965) @[tiancaiamao](https://github.com/tiancaiamao)
+    - (dup): release-8.1.1.md > 错误修复> TiDB - 修复在某些情况下，元数据锁使用不当可能导致使用 plan cache 时写入异常数据的问题 [#53634](https://github.com/pingcap/tidb/issues/53634) @[zimulala](https://github.com/zimulala)
+    - (dup): release-8.1.1.md > 错误修复> TiDB - 修复使用全局排序添加索引时性能不稳定的问题 [#54147](https://github.com/pingcap/tidb/issues/54147) @[tangenta](https://github.com/tangenta)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复使用 `PLAN REPLAYER` 导入含有外键的表结构时可能报错的问题 [#56456](https://github.com/pingcap/tidb/issues/56456) @[hawkingrei](https://github.com/hawkingrei)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复同时使用 `RANGE COLUMNS` 分区函数和 `utf8mb4_0900_ai_ci` 排序规则时，查询结果错误的问题 [#57261](https://github.com/pingcap/tidb/issues/57261) @[Defined2014](https://github.com/Defined2014)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复使用 `NATURAL JOIN` 或者 `USING` 子句之后，再使用子查询可能会报错的问题 [#53766](https://github.com/pingcap/tidb/issues/53766) @[dash12653](https://github.com/dash12653)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复写冲突时 TTL 任务可能无法取消的问题 [#56422](https://github.com/pingcap/tidb/issues/56422) @[YangKeao](https://github.com/YangKeao)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复如果 CTE 包含 `ORDER BY`、`LIMIT`、`SELECT DISTINCT` 子句，并且被另外一个 CTE 的递归部分所引用时，可能被错误地 inline 导致执行报错的问题 [#56603](https://github.com/pingcap/tidb/issues/56603) @[elsa0520](https://github.com/elsa0520)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复 `UPDATE` 语句更新 `ENUM` 类型的值时更新错误的问题 [#56832](https://github.com/pingcap/tidb/issues/56832) @[xhebox](https://github.com/xhebox)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复执行 `RECOVER TABLE BY JOB JOB_ID;` 可能导致 panic 的问题 [#55113](https://github.com/pingcap/tidb/issues/55113) @[crazycs520](https://github.com/crazycs520)
+    - (dup): release-7.1.6.md > 错误修复> TiDB - 修复当一个查询有索引合并 (Index Merge) 执行计划可用时，`read_from_storage` hint 可能不生效的问题 [#56217](https://github.com/pingcap/tidb/issues/56217) @[AilinKid](https://github.com/AilinKid)
+    - (dup): release-8.5.0.md > 错误修复> TiDB - 修复 `INDEX_HASH_JOIN` 在异常退出时可能卡住的问题 [#54055](https://github.com/pingcap/tidb/issues/54055) @[wshwsh12](https://github.com/wshwsh12)
+    - Fix the issue that querying system tables related to the Distributed eXecution Framework (DXF) might lead to upgrade exceptions [#49263](https://github.com/pingcap/tidb/issues/49263) @[D3Hunter](https://github.com/D3Hunter)
+    - Fix the issue that DDL internal transaction reports an error `GC life time is shorter than transaction duration`, which leads to failure to add indexes [#57043](https://github.com/pingcap/tidb/issues/57043) @[tangenta](https://github.com/tangenta)
+    - Fix the issue that when executing `EXCHANGE PARTITION` and encountering invalid rows, InfoSchema is fully loaded with an error `failed to load schema diff` [#56685](https://github.com/pingcap/tidb/issues/56685) @[D3Hunter](https://github.com/D3Hunter)
+    - Fix the issue that collation is not handled correctly when `tidb_ddl_enable_fast_reorg` and `new_collations_enabled_on_first_bootstrap` are enabled, resulting in inconsistent data indexes [#58036](https://github.com/pingcap/tidb/issues/58036) @[djshow832](https://github.com/djshow832)
+    - Fix the issue that data indexes are inconsistent because plan cache uses the wrong schema when adding indexes [#56733](https://github.com/pingcap/tidb/issues/56733) @[wjhuang2016](https://github.com/wjhuang2016)
+    - Fix the issue that executing `ALTER TABLE TIFLASH REPLICA` during upgrade causes the TiDB node to crash [#57863](https://github.com/pingcap/tidb/issues/57863) @[tangenta](https://github.com/tangenta) <!--tw@hfxsd: the following 6 notes-->
+    - Fix the issue that the performance of querying `INFORMATION_SCHEMA.columns` degrades [#58184](https://github.com/pingcap/tidb/issues/58184) @[lance6716](https://github.com/lance6716)
+    - (dup): release-8.1.2.md > 错误修复> TiDB - 修复查询 TiFlash 系统表中默认超时时间过短的问题 [#57816](https://github.com/pingcap/tidb/issues/57816) @[JaySon-Huang](https://github.com/JaySon-Huang)
+    - (dup): release-8.1.2.md > 错误修复> TiDB - 修复 `default_collation_for_utf8mb4` 变量的值没有对 `SET NAMES` 语法生效的问题 [#56439](https://github.com/pingcap/tidb/issues/56439) @[Defined2014](https://github.com/Defined2014)
+    - (dup): release-8.1.2.md > 错误修复> TiDB - 修复手动删除 `mysql`.`timer` 表中的定时器时，TTL 内部协程可能 panic 的问题 [#57112](https://github.com/pingcap/tidb/issues/57112) @[lcwangchao](https://github.com/lcwangchao)
+    - Fix the issue that when using the `ALTER TABLE` statement to convert a normal table to a partitioned table, insufficient checking might result in incorrect data [#55721](https://github.com/pingcap/tidb/issues/55721) @[mjonss](https://github.com/mjonss)
+    - Fix the issue that when setting `tidb_gogc_tuner_max_value` and `tidb_gogc_tuner_min_value`, if the maximum value is null, an incorrect warning message occurs [#57889](https://github.com/pingcap/tidb/issues/57889) @[hawkingrei](https://github.com/hawkingrei)
+    - Fix the potential data race issue that might occur in TiDB's internal coroutine [#57798](https://github.com/pingcap/tidb/issues/57798) [#56053](https://github.com/pingcap/tidb/issues/56053) @[fishiu](https://github.com/fishiu) @[tiancaiamao](https://github.com/tiancaiamao)
+    - Update `golang-jwt` and `jwt` to prevent potential security risks [#57135](https://github.com/pingcap/tidb/issues/57135) @[hawkingrei](https://github.com/hawkingrei)
+    - Fix the issue that concurrent writes might result in duplicate data when converting a clustered indexed table to a partitioned table using the `ALTER TABLE` statement [#57510](https://github.com/pingcap/tidb/issues/57510) @[mjonss](https://github.com/mjonss)
+
++ TiKV <!--tw@qiancai: 3 notes-->
+
+    - (dup): release-8.1.2.md > 错误修复> TiKV - 修复 TiKV 处理 destroyed peer 时可能遇到的 panic 的问题 [#17840](https://github.com/tikv/tikv/issues/17840) @[glorv](https://github.com/glorv))
+    - (dup): release-8.1.2.md > 错误修复> TiKV - 提升在 raft log 部署在独立磁盘情况下，磁盘出现故障时 TiKV 服务的 SLA [#17884](https://github.com/tikv/tikv/issues/17884) @[LykxSassinator](https://github.com/LykxSassinator)
+    - Fix the issue that the output of jprof is not correctly captured and processed when the `log-file` parameter is not specified [#17607](https://github.com/tikv/tikv/issues/17607) @[Hexilee](https://github.com/Hexilee)
+    -  Fix the issue that latency might increase when hibernated Regions are awake [#17101](https://github.com/tikv/tikv/issues/17101) @[Connor1996](https://github.com/Connor1996)
+    - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-8.5.0.md > 错误修复> TiKV - 修复使用 `RADIANS()` 或 `DEGREES()` 函数时可能导致 TiKV panic 的问题 [#17852](https://github.com/tikv/tikv/issues/17852) @[gengliqi](https://github.com/gengliqi)
+    - (dup): release-7.1.6.md > 错误修复> TiKV - 修复读线程在从 Raft Engine 中的 MemTable 读取过时索引时出现的 panic 问题 [#17383](https://github.com/tikv/tikv/issues/17383) @[LykxSassinator](https://github.com/LykxSassinator)
+    - (dup): release-7.1.6.md > 错误修复> TiKV - 修复当大量事务在排队等待同一个 key 上的锁被释放且该 key 被频繁更新时，TiKV 可能因死锁检测压力过大而出现 OOM 的问题 [#17394](https://github.com/tikv/tikv/issues/17394) @[MyonKeminta](https://github.com/MyonKeminta)
+    - (dup): release-8.5.0.md > 错误修复> TiKV - 修复所有休眠的 Region 被集中唤醒时，可能导致写入抖动的问题 [#17101](https://github.com/tikv/tikv/issues/17101) @[hhwyt](https://github.com/hhwyt)
+    - (dup): release-6.5.9.md > 错误修复> TiKV - 修复巴西和埃及时区转换错误的问题 [#16220](https://github.com/tikv/tikv/issues/16220) @[overvenus](https://github.com/overvenus)
+    - (dup): release-7.1.3.md > 错误修复> TiKV - 修复 Online Unsafe Recovery 时无法处理 merge abort 的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar)
+    - (dup): release-8.3.0.md > 错误修复> TiKV - 修复 CPU profiling flag 在出现错误时没有正确重置的问题 [#17234](https://github.com/tikv/tikv/issues/17234) @[Connor1996](https://github.com/Connor1996)
+    - (dup): release-8.5.0.md > 错误修复> TiKV - 修复 `raft-entry-max-size` 设置过高时，写入 batch 可能过大引起性能抖动的问题 [#17701](https://github.com/tikv/tikv/issues/17701) @[SpadeA-Tang](https://github.com/SpadeA-Tang)
+    - Fix the issue that improper error handling in the conflict detection interface of the import module might cause TiKV to panic [#17830](https://github.com/tikv/tikv/issues/17830) @[joccau](https://github.com/joccau)
+
++ PD <!--tw@hfxsd: 1 note-->
+
+    - Fix the issue that when creating `evict-leader-scheduler` or `grant-leader-scheduler` encounters an error, the error message is not returned to pd-ctl [#8759](https://github.com/tikv/pd/issues/8759) @[okJiang](https://github.com/okJiang)
+    - (dup): release-8.1.2.md > 错误修复> PD - 修复 etcd Leader 切换时 PD 不能快速重新选举的问题 [#8823](https://github.com/tikv/pd/issues/8823) @[rleungx](https://github.com/rleungx)
+    - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复 label 统计中的内存泄露问题 [#8700](https://github.com/tikv/pd/issues/8700) @[lhy1024](https://github.com/lhy1024)
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复 `evict-leader-scheduler` 在使用相同 Store ID 重复创建后无法正常工作的问题 [#8756](https://github.com/tikv/pd/issues/8756) @[okJiang](https://github.com/okJiang)
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复资源组 (Resource Group) 客户端中未完全删除的 slot 导致分配 token 低于给定值的问题 [#7346](https://github.com/tikv/pd/issues/7346) @[guo-shaoge](https://github.com/guo-shaoge)
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复在 `evict-leader-scheduler` 中使用了错误的参数后，PD 不能正确报错且导致部分 scheduler 不可用的问题 [#8619](https://github.com/tikv/pd/issues/8619) @[rleungx](https://github.com/rleungx)
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复热点缓存中可能存在的内存泄露问题 [#8698](https://github.com/tikv/pd/issues/8698) @[lhy1024](https://github.com/lhy1024)
+    - (dup): release-7.1.6.md > 错误修复> PD - 修复频繁创建随机数生成器导致性能抖动的问题 [#8674](https://github.com/tikv/pd/issues/8674) @[rleungx](https://github.com/rleungx)
+
++ TiFlash
+
+    - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+    - (dup): release-7.6.0.md > 错误修复> TiFlash - 修复在 TiDB 执行并发 DDL 遇到冲突时 TiFlash panic 的问题 [#8578](https://github.com/pingcap/tiflash/issues/8578) @[JaySon-Huang](https://github.com/JaySon-Huang)
+    - (dup): release-8.5.0.md > 错误修复> TiFlash - 修复当 `LPAD()` 和 `RPAD()` 函数在某些情况下返回错误结果的问题 [#9465](https://github.com/pingcap/tiflash/issues/9465) @[guo-shaoge](https://github.com/guo-shaoge)
+    - (dup): release-8.5.0.md > 错误修复> TiFlash - 修复当 `SUBSTRING()` 函数的第二个参数为负数时，可能返回错误结果的问题 [#9604](https://github.com/pingcap/tiflash/issues/9604) @[guo-shaoge](https://github.com/guo-shaoge)
+    - (dup): release-7.1.6.md > 错误修复> TiFlash - 修复当表里含 Bit 类型列并且带有表示非法字符的默认值时，TiFlash 无法解析表 schema 的问题 [#9461](https://github.com/pingcap/tiflash/issues/9461) @[Lloyd-Pottiger](https://github.com/Lloyd-Pottiger)
+    - (dup): release-8.1.2.md > 错误修复> TiFlash - 修复在存算分离架构下，对新增的列进行查询可能返回错误结果的问题 [#9665](https://github.com/pingcap/tiflash/issues/9665) @[zimulala](https://github.com/zimulala)
+
++ Tools
+
+    + Backup & Restore (BR)
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - (dup): release-8.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复数据恢复失败后，使用断点重启报错 `the target cluster is not fresh` 的问题 [#50232](https://github.com/pingcap/tidb/issues/50232) @[Leavrth](https://github.com/Leavrth)
+        - (dup): release-7.1.6.md > 错误修复> Tools> Backup & Restore (BR) - 修复日志备份不能及时解决残留锁导致 Checkpoint 无法推进的问题 [#57134](https://github.com/pingcap/tidb/issues/57134) @[3pointer](https://github.com/3pointer)
+        - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复日志可能打印加密信息的问题 [#57585](https://github.com/pingcap/tidb/issues/57585) @[kennytm](https://github.com/kennytm)
+        - (dup): release-8.2.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复测试用例 `TestStoreRemoved` 不稳定的问题 [#52791](https://github.com/pingcap/tidb/issues/52791) @[YuJuncen](https://github.com/YuJuncen)
+        - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 升级 `k8s.io/api` 库的版本以修复潜在的安全漏洞 [#57790](https://github.com/pingcap/tidb/issues/57790) @[BornChanger](https://github.com/BornChanger)
+        - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复当集群存在大量表但实际数据量较小时，PITR 数据恢复任务可能出现 `Information schema is out of date` 报错的问题 [#57743](https://github.com/pingcap/tidb/issues/57743) @[Tristan1900](https://github.com/Tristan1900)
+
+    + TiCDC <!--tw@Oreoxmt: 2 notes-->
+
+        - Fix the issue that TiCDC might report an error when processing a truncate table DDL on a table without valid index [#11765](https://github.com/pingcap/tiflow/issues/11765) @[asddongmen](https://github.com/asddongmen)
+        - Fix the issue that the `tableID` for partitioned tables is not correctly set in Simple Protocol messages [#11846](https://github.com/pingcap/tiflow/issues/11846) @[3AceShowHand](https://github.com/3AceShowHand)
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - (dup): release-8.5.0.md > 错误修复> Tools> TiCDC - 修复 redo 模块无法正确上报错误的问题 [#11744](https://github.com/pingcap/tiflow/issues/11744) @[CharlesCheung96](https://github.com/CharlesCheung96)
+        - (dup): release-6.5.8.md > 错误修复> Tools> TiCDC - 修复在 `ignore-event` 中设置了过滤掉 `add table partition` 事件后，TiCDC 未将相关分区的其它类型 DML 变更事件同步到下游的问题 [#10524](https://github.com/pingcap/tiflow/issues/10524) @[CharlesCheung96](https://github.com/CharlesCheung96)
+        - (dup): release-8.5.0.md > 错误修复> Tools> TiCDC - 修复 TiDB DDL owner 变更导致 DDL 任务的 schema 版本出现非递增时，TiCDC 错误丢弃 DDL 任务的问题 [#11714](https://github.com/pingcap/tiflow/issues/11714) @[wlwilliamx](https://github.com/wlwilliamx)
+
+    + TiDB Data Migration (DM) <!--tw@qiancai: 3 notes-->
+
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - Fix the issue that automatically generated IDs in a table might have significant jumps after data import in physical import mode [#11768](https://github.com/pingcap/tiflow/issues/11768) @[D3Hunter](https://github.com/D3Hunter)
+        - Fix the issue that the pre-check of `start-task` fails when both TLS and `shard-mode` are configured [#11842](https://github.com/pingcap/tiflow/issues/11842) @[sunxiaoguang](https://github.com/sunxiaoguang)
+        - Fix the issue that connecting to MySQL 8.0 fails when the password length exceeds 19 characters [#11603](https://github.com/pingcap/tiflow/issues/11603) @[fishiu](https://github.com/fishiu)
+
+    + TiDB Lightning <!--tw@Oreoxmt: 4 notes-->
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - (dup): release-7.1.6.md > 错误修复> Tools> TiDB Lightning - 修复 TiDB Lightning 因 TiKV 发送的消息过大而接收失败的问题 [#56114](https://github.com/pingcap/tidb/issues/56114) @[fishiu](https://github.com/fishiu)
+        - (dup): release-8.5.0.md > 错误修复> Tools> TiDB Lightning - 修复使用物理导入模式导入数据后，`AUTO_INCREMENT` 值设置过大的问题 [#56814](https://github.com/pingcap/tidb/issues/56814) @[D3Hunter](https://github.com/D3Hunter)
+        - Fix the issue that TiDB Lightning does not automatically retry when encountering `Lock wait timeout` errors during metadata updates [#53042](https://github.com/pingcap/tidb/issues/53042) @[guoshouyan](https://github.com/guoshouyan)
+        - Fix the issue that the performance degrades when importing data from a cloud storage in high-concurrency scenarios [#57413](https://github.com/pingcap/tidb/issues/57413) @[xuanyu66](https://github.com/xuanyu66)
+        - Fix the issue that TiDB Lightning might get stuck for a long time during startup when importing a large number of Parquet files [#56104](https://github.com/pingcap/tidb/issues/56104) @[zeminzhou](https://github.com/zeminzhou)
+        - Fix the issue that the error report output is truncated when importing data using TiDB Lightning [#58085](https://github.com/pingcap/tidb/issues/58085) @[lance6716](https://github.com/lance6716)
+
+    + TiDB Binlog
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+
+    + Dumpling <!--tw@Oreoxmt: 1 note-->
+
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - Fix the issue that Dumpling fails to retry properly when receiving a 503 error from Google Cloud Storage (GCS) [#56127](https://github.com/pingcap/tidb/issues/56127) @[OliverS929](https://github.com/OliverS929)
+
+    + TiUP
+
+        - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})
+        - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id})