From ecbebf48199a22839babc77e9deb4d5b156aa010 Mon Sep 17 00:00:00 2001 From: Aolin Date: Fri, 13 Dec 2024 16:48:56 +0800 Subject: [PATCH 01/10] add release notes for v7.5.5 Signed-off-by: Aolin --- releases/release-7.5.5.md | 199 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 199 insertions(+) create mode 100644 releases/release-7.5.5.md diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md new file mode 100644 index 000000000000..a6e5f6a73c52 --- /dev/null +++ b/releases/release-7.5.5.md @@ -0,0 +1,199 @@ +--- +title: TiDB 7.5.5 Release Notes +summary: 了解 TiDB 7.5.5 版本的兼容性变更、改进提升,以及错误修复。 +--- + +# TiDB 7.5.5 Release Notes + +发版日期:2024 年 x 月 x 日 + +TiDB 版本:7.5.5 + +试用链接:[快速体验](https://docs.pingcap.com/zh/tidb/v7.5/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v7.5/production-deployment-using-tiup) | [下载离线包](https://cn.pingcap.com/product-community/?version=v7.5.5#version-list) + +## 兼容性变更 + +- note [#issue](https://github.com/pingcap/${repo-name}/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + +## 改进提升 + ++ TiDB + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) + - (dup): release-7.1.6.md > 改进提升> TiDB - 当某个统计信息完全由 TopN 构成,且对应表的统计信息中修改行数不为 0 时,对于未命中 TopN 的等值条件,估算结果从 0 调整为 1 [#47400](https://github.com/pingcap/tidb/issues/47400) @[terry1purcell](https://github.com/terry1purcell) + - (dup): release-8.5.0.md > 改进提升> TiDB - 新增系统变量 `tidb_ddl_reorg_max_write_speed`,用于限制加索引时 ingest 阶段速度的上限 [#57156](https://github.com/pingcap/tidb/issues/57156) @[CbcWestwolf](https://github.com/CbcWestwolf) + ++ TiKV + + - note [#issue](https://github.com/tikv/tikv/issues/${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/${github-id}) + - (dup): release-8.1.0.md > 改进提升> TiFlash - 降低 TiFlash 在开启 TLS 后因更新证书而导致 panic 的概率 [#8535](https://github.com/pingcap/tiflash/issues/8535) @[windtalker](https://github.com/windtalker) + - (dup): release-7.1.6.md > 改进提升> TiFlash - 提升聚簇索引表在后台回收过期数据的速度 [#9529](https://github.com/pingcap/tiflash/issues/9529) @[JaySon-Huang](https://github.com/JaySon-Huang) + ++ Tools + + + Backup & Restore (BR) + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) + + + TiDB Data Migration (DM) + + - note [#issue](https://github.com/pingcap/tiflow/issues/${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/${github-id}) + + + TiDB Lightning + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) + +## 错误修复 + ++ TiDB + + - note [#issue](https://github.com/pingcap/tidb/issues/${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-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) + ++ TiKV + + - 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/${github-id}) + - (dup): release-8.5.0.md > 错误修复> TiKV - 修复使用 `RADIANS()` 或 `DEGREES()` 函数时可能导致 TiKV panic 的问题 [#17852](https://github.com/tikv/tikv/issues/17852) @[gengliqi](https://github.com/gengliqi) + - (dup): release-7.1.6.md > 错误修复> TiKV - 修复读线程在从 Raft Engine 中的 MemTable 读取过时索引时出现的 panic 问题 [#17383](https://github.com/tikv/tikv/issues/17383) @[LykxSassinator](https://github.com/LykxSassinator) + - (dup): release-7.1.6.md > 错误修复> TiKV - 修复当大量事务在排队等待同一个 key 上的锁被释放且该 key 被频繁更新时,TiKV 可能因死锁检测压力过大而出现 OOM 的问题 [#17394](https://github.com/tikv/tikv/issues/17394) @[MyonKeminta](https://github.com/MyonKeminta) + - (dup): release-8.5.0.md > 错误修复> TiKV - 修复所有休眠的 Region 被集中唤醒时,可能导致写入抖动的问题 [#17101](https://github.com/tikv/tikv/issues/17101) @[hhwyt](https://github.com/hhwyt) + - (dup): release-6.5.9.md > 错误修复> TiKV - 修复巴西和埃及时区转换错误的问题 [#16220](https://github.com/tikv/tikv/issues/16220) @[overvenus](https://github.com/overvenus) + - (dup): release-7.1.3.md > 错误修复> TiKV - 修复 Online Unsafe Recovery 时无法处理 merge abort 的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) + - (dup): release-8.3.0.md > 错误修复> TiKV - 修复 CPU profiling flag 在出现错误时没有正确重置的问题 [#17234](https://github.com/tikv/tikv/issues/17234) @[Connor1996](https://github.com/Connor1996) + - (dup): release-8.5.0.md > 错误修复> TiKV - 修复 `raft-entry-max-size` 设置过高时,写入 batch 可能过大引起性能抖动的问题 [#17701](https://github.com/tikv/tikv/issues/17701) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + ++ PD + + - note [#issue](https://github.com/tikv/pd/issues/${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/${github-id}) + - (dup): release-7.1.6.md > 错误修复> PD - 修复 label 统计中的内存泄露问题 [#8700](https://github.com/tikv/pd/issues/8700) @[lhy1024](https://github.com/lhy1024) + - (dup): release-7.1.6.md > 错误修复> PD - 修复 `evict-leader-scheduler` 在使用相同 Store ID 重复创建后无法正常工作的问题 [#8756](https://github.com/tikv/pd/issues/8756) @[okJiang](https://github.com/okJiang) + - (dup): release-7.1.6.md > 错误修复> PD - 修复资源组 (Resource Group) 客户端中未完全删除的 slot 导致分配 token 低于给定值的问题 [#7346](https://github.com/tikv/pd/issues/7346) @[guo-shaoge](https://github.com/guo-shaoge) + - (dup): release-7.1.6.md > 错误修复> PD - 修复在 `evict-leader-scheduler` 中使用了错误的参数后,PD 不能正确报错且导致部分 scheduler 不可用的问题 [#8619](https://github.com/tikv/pd/issues/8619) @[rleungx](https://github.com/rleungx) + - (dup): release-7.1.6.md > 错误修复> PD - 修复热点缓存中可能存在的内存泄露问题 [#8698](https://github.com/tikv/pd/issues/8698) @[lhy1024](https://github.com/lhy1024) + - (dup): release-7.1.6.md > 错误修复> PD - 修复频繁创建随机数生成器导致性能抖动的问题 [#8674](https://github.com/tikv/pd/issues/8674) @[rleungx](https://github.com/rleungx) + ++ TiFlash + + - note [#issue](https://github.com/pingcap/tiflash/issues/${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/${github-id}) + - (dup): release-7.6.0.md > 错误修复> TiFlash - 修复在 TiDB 执行并发 DDL 遇到冲突时 TiFlash panic 的问题 [#8578](https://github.com/pingcap/tiflash/issues/8578) @[JaySon-Huang](https://github.com/JaySon-Huang) + - (dup): release-8.5.0.md > 错误修复> TiFlash - 修复当 `LPAD()` 和 `RPAD()` 函数在某些情况下返回错误结果的问题 [#9465](https://github.com/pingcap/tiflash/issues/9465) @[guo-shaoge](https://github.com/guo-shaoge) + - (dup): release-8.5.0.md > 错误修复> TiFlash - 修复当 `SUBSTRING()` 函数的第二个参数为负数时,可能返回错误结果的问题 [#9604](https://github.com/pingcap/tiflash/issues/9604) @[guo-shaoge](https://github.com/guo-shaoge) + - (dup): release-7.1.6.md > 错误修复> TiFlash - 修复当表里含 Bit 类型列并且带有表示非法字符的默认值时,TiFlash 无法解析表 schema 的问题 [#9461](https://github.com/pingcap/tiflash/issues/9461) @[Lloyd-Pottiger](https://github.com/Lloyd-Pottiger) + ++ Tools + + + Backup & Restore (BR) + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) + - (dup): release-8.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复数据恢复失败后,使用断点重启报错 `the target cluster is not fresh` 的问题 [#50232](https://github.com/pingcap/tidb/issues/50232) @[Leavrth](https://github.com/Leavrth) + - (dup): release-7.1.6.md > 错误修复> Tools> Backup & Restore (BR) - 修复日志备份不能及时解决残留锁导致 Checkpoint 无法推进的问题 [#57134](https://github.com/pingcap/tidb/issues/57134) @[3pointer](https://github.com/3pointer) + - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复日志可能打印加密信息的问题 [#57585](https://github.com/pingcap/tidb/issues/57585) @[kennytm](https://github.com/kennytm) + - (dup): release-8.2.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复测试用例 `TestStoreRemoved` 不稳定的问题 [#52791](https://github.com/pingcap/tidb/issues/52791) @[YuJuncen](https://github.com/YuJuncen) + - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 升级 `k8s.io/api` 库的版本以修复潜在的安全漏洞 [#57790](https://github.com/pingcap/tidb/issues/57790) @[BornChanger](https://github.com/BornChanger) + - (dup): release-8.5.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复当集群存在大量表但实际数据量较小时,PITR 数据恢复任务可能出现 `Information schema is out of date` 报错的问题 [#57743](https://github.com/pingcap/tidb/issues/57743) @[Tristan1900](https://github.com/Tristan1900) + + + TiCDC + + - note [#issue](https://github.com/pingcap/tiflow/issues/${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/${github-id}) + - (dup): release-8.5.0.md > 错误修复> Tools> TiCDC - 修复 redo 模块无法正确上报错误的问题 [#11744](https://github.com/pingcap/tiflow/issues/11744) @[CharlesCheung96](https://github.com/CharlesCheung96) + - (dup): release-6.5.8.md > 错误修复> Tools> TiCDC - 修复在 `ignore-event` 中设置了过滤掉 `add table partition` 事件后,TiCDC 未将相关分区的其它类型 DML 变更事件同步到下游的问题 [#10524](https://github.com/pingcap/tiflow/issues/10524) @[CharlesCheung96](https://github.com/CharlesCheung96) + - (dup): release-8.5.0.md > 错误修复> Tools> TiCDC - 修复 TiDB DDL owner 变更导致 DDL 任务的 schema 版本出现非递增时,TiCDC 错误丢弃 DDL 任务的问题 [#11714](https://github.com/pingcap/tiflow/issues/11714) @[wlwilliamx](https://github.com/wlwilliamx) + + + TiDB Data Migration (DM) + + - note [#issue](https://github.com/pingcap/tiflow/issues/${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/${github-id}) + + + TiDB Lightning + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) + - (dup): release-7.1.6.md > 错误修复> Tools> TiDB Lightning - 修复 TiDB Lightning 因 TiKV 发送的消息过大而接收失败的问题 [#56114](https://github.com/pingcap/tidb/issues/56114) @[fishiu](https://github.com/fishiu) + - (dup): release-8.5.0.md > 错误修复> Tools> TiDB Lightning - 修复使用物理导入模式导入数据后,`AUTO_INCREMENT` 值设置过大的问题 [#56814](https://github.com/pingcap/tidb/issues/56814) @[D3Hunter](https://github.com/D3Hunter) + + + TiDB Binlog + + - note [#issue](https://github.com/pingcap/tidb/issues/${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/${github-id}) From 5e15307138a52adabae89afef8835e7d1425cf62 Mon Sep 17 00:00:00 2001 From: Aolin Date: Fri, 13 Dec 2024 17:11:00 +0800 Subject: [PATCH 02/10] move tidb_ddl_reorg_max_write_speed to compatibility changes --- releases/release-7.5.5.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index a6e5f6a73c52..7d5ff9139e3f 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -13,7 +13,7 @@ TiDB 版本:7.5.5 ## 兼容性变更 -- note [#issue](https://github.com/pingcap/${repo-name}/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) +- (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) ## 改进提升 @@ -22,7 +22,6 @@ TiDB 版本:7.5.5 - 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) - - (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) + TiKV From 2cd533795239bb3cbc67bf81f36970d7b9388884 Mon Sep 17 00:00:00 2001 From: Aolin Date: Mon, 16 Dec 2024 13:59:51 +0800 Subject: [PATCH 03/10] add TiKV Co-authored-by: Jinpeng Zhang --- releases/release-7.5.5.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 7d5ff9139e3f..1d42ab5b9845 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -25,6 +25,8 @@ TiDB 版本:7.5.5 + 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) @@ -118,6 +120,11 @@ TiDB 版本:7.5.5 + 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)) + - 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) + - 纠正当 log-file 参数没有指定的时候 jprof 的输出内容 [#17607](https://github.com/tikv/tikv/issues/17607) @[Hexilee](https://github.com/Hexilee) + - 修复在唤醒休眠 region 时可能出现的延迟上升的问题 [#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) From 677b1d9768ec6f011dc267fc5d13f8e997ad1d27 Mon Sep 17 00:00:00 2001 From: Aolin Date: Mon, 16 Dec 2024 14:00:05 +0800 Subject: [PATCH 04/10] add PD Co-authored-by: niubell --- releases/release-7.5.5.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 1d42ab5b9845..5d9759754b7c 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -138,6 +138,8 @@ TiDB 版本:7.5.5 + PD + - 修复创建 grant/evict leader scheduler 遇到错误时不能将错误信息返回到 pd-ctl 的问题 [#8759](https://github.com/tikv/pd/issues/8759) @[okJiang](https://github.com/okJiang) + - 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) From a5ca6d9484fcb023412bfebe4d478a8c8ed15710 Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:25:05 +0800 Subject: [PATCH 05/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 5d9759754b7c..7ecee406cec9 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -135,6 +135,7 @@ TiDB 版本:7.5.5 - (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) + - 修复 import 冲突检测接口可能会导致 panic 的问题 [#17830](https://github.com/tikv/tikv/issues/17830) @[joccau](https://github.com/joccau) + PD From 234d4a0cc622398d3487acc26bc38cfc7ff9f04d Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:25:17 +0800 Subject: [PATCH 06/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 7ecee406cec9..6f4cb43d1600 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -117,6 +117,13 @@ TiDB 版本:7.5.5 - (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) + - 修复 DXF 相关系统表查询可能导致升级异常的问题 [#49263](https://github.com/pingcap/tidb/issues/49263) @[D3Hunter](https://github.com/D3Hunter) + - 修复 DDL 内部事务因 "GC life time is shorter than transaction duration" 导致添加索引失败的问题 [#57043](https://github.com/pingcap/tidb/issues/57043) @[tangenta](https://github.com/tangenta) + - 修复当 exchange partition 遇到不合法的行时导致 info schema 全量加载的问题 [#56685](https://github.com/pingcap/tidb/issues/56685) @[D3Hunter](https://github.com/D3Hunter) + - 修复当 tidb_ddl_enable_fast_reorg 以及 new collation 开启时,未正确处理 collation 导致数据索引不一致的问题 [#58036](https://github.com/pingcap/tidb/issues/58036) @[djshow832](https://github.com/djshow832) + - 修复添加索引期间 plan cache 使用了错误的 schema 导致数据索引不一致的问题 [#56733](https://github.com/pingcap/tidb/issues/56733) @[wjhuang2016](https://github.com/wjhuang2016) + - 修复在升级期间执行 alter table tiflash replica 导致 TiDB 节点挂掉的问题 [#57863](https://github.com/pingcap/tidb/issues/57863) @[tangenta](https://github.com/tangenta) + - 修复 INFORMATION_SCHEMA.columns 查询性能回退的问题 [#58184](https://github.com/pingcap/tidb/issues/58184) @[lance6716](https://github.com/lance6716) + TiKV From ebf73e6ef1c24756d36cd02443774b093a48b200 Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:26:18 +0800 Subject: [PATCH 07/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 6f4cb43d1600..e00e3114ff56 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -198,6 +198,10 @@ TiDB 版本:7.5.5 - 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) + - 修复更新 meta 表遇到 Lock wait timeout 未重试的问题 [#53042](https://github.com/pingcap/tidb/issues/53042) @[guoshouyan](https://github.com/guoshouyan) + - 修复高并发场景下 IO workers 会导致性能下降的问题 [#57413](https://github.com/pingcap/tidb/issues/57413) @[xuanyu66](https://github.com/xuanyu66) + - 修复导入大量 parquet 文件时会在导入开始前卡主很长时间的问题 [#56104](https://github.com/pingcap/tidb/issues/56104) @[zeminzhou](https://github.com/zeminzhou) + - 修复 error summary 输出被截断的问题 [#58085](https://github.com/pingcap/tidb/issues/58085) @[lance6716](https://github.com/lance6716) + TiDB Binlog From 1300cc5629fe26250e8e1242fa668a8306f5c831 Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:26:49 +0800 Subject: [PATCH 08/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index e00e3114ff56..02cf817d28dc 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -212,6 +212,7 @@ TiDB 版本:7.5.5 - 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}) + - 修复当 GCS 返回 503 错误时未正确 retry 的问题 [#56127](https://github.com/pingcap/tidb/issues/56127) @[OliverS929](https://github.com/OliverS929) + TiUP From de15358f59283e89700a7ead58820570d0e4b128 Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:28:37 +0800 Subject: [PATCH 09/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 02cf817d28dc..1388d149bd54 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -61,6 +61,7 @@ TiDB 版本:7.5.5 - 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}) + - 调整输出不识别的 MariaDB binlog 事件时的日志级别 [#10204](https://github.com/pingcap/tiflow/issues/10204) @[dveeden](https://github.com/dveeden) + TiDB Lightning From 8c0feb583014398b694517de66feaf082823164d Mon Sep 17 00:00:00 2001 From: D3Hunter Date: Mon, 16 Dec 2024 14:29:17 +0800 Subject: [PATCH 10/10] Update releases/release-7.5.5.md --- releases/release-7.5.5.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/releases/release-7.5.5.md b/releases/release-7.5.5.md index 1388d149bd54..359f20852c2a 100644 --- a/releases/release-7.5.5.md +++ b/releases/release-7.5.5.md @@ -192,6 +192,9 @@ TiDB 版本:7.5.5 - 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}) + - 修复物理导入后 auto id 可能会有大范围的跳变的问题 [#11768](https://github.com/pingcap/tiflow/issues/11768) @[D3Hunter](https://github.com/D3Hunter)" + - 修复当同时配置 TLS 和 shard-mode 时,start-task 检查报错的问题 [#11842](https://github.com/pingcap/tiflow/issues/11842) @[sunxiaoguang](https://github.com/sunxiaoguang) + - 修复当密码长度超过 19 个字符时无法连接 MySQL 8.0 的问题 [#11603](https://github.com/pingcap/tiflow/issues/11603) @[fishiu](https://github.com/fishiu) + TiDB Lightning