From 390025ac2520a182bdd6591e7def2a0494800ae7 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Thu, 19 Oct 2023 16:06:14 +0800 Subject: [PATCH 01/25] Add temp.md --- temp.md | 1 + 1 file changed, 1 insertion(+) create mode 100644 temp.md diff --git a/temp.md b/temp.md new file mode 100644 index 0000000000000..af27ff4986a7b --- /dev/null +++ b/temp.md @@ -0,0 +1 @@ +This is a test file. \ No newline at end of file From 4cfd6f122c2d927134ec675c3be7d0c7e9345d70 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Thu, 19 Oct 2023 16:06:21 +0800 Subject: [PATCH 02/25] Delete temp.md --- temp.md | 1 - 1 file changed, 1 deletion(-) delete mode 100644 temp.md diff --git a/temp.md b/temp.md deleted file mode 100644 index af27ff4986a7b..0000000000000 --- a/temp.md +++ /dev/null @@ -1 +0,0 @@ -This is a test file. \ No newline at end of file From 3dd37f4003bf64f7a8833717de2948971019cc99 Mon Sep 17 00:00:00 2001 From: qiancai Date: Thu, 19 Oct 2023 16:11:00 +0800 Subject: [PATCH 03/25] Create release-7.1.2.md --- releases/release-7.1.2.md | 211 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 211 insertions(+) create mode 100644 releases/release-7.1.2.md diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md new file mode 100644 index 0000000000000..db65f3524a00f --- /dev/null +++ b/releases/release-7.1.2.md @@ -0,0 +1,211 @@ +--- +title: TiDB 7.1.2 Release Notes +summary: Learn about the compatibility changes, improvements, and bug fixes in TiDB 7.1.2. +--- + +# TiDB 7.1.2 Release Notes + +Release date: October xx, 2023 + +TiDB version: 7.1.2 + +Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with-tidb) | [Production deployment](https://docs.pingcap.com/tidb/v7.1/production-deployment-using-tiup) | [Installation packages](https://www.pingcap.com/download/?version=v7.1.2#version-list) + +## Compatibility changes + +- 引入系统变量 [`tidb_opt_enable_hash_join`](/system-variables.md#tidb_opt_enable_hash_join-从-v712-版本开始引入) 控制是否选择表的哈希连接 [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) +- 默认关闭 RocksDB 的周期性 compaction，使 TiKV RocksDB 的默认行为和 v6.5.0 之前的版本保持一致，避免在升级之后集中产生大量 compaction 影响系统的性能。同时，TiKV 新增 [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](/tikv-configuration-file.md#periodic-compaction-seconds-从-v654-版本开始引入) 和 [`rocksdb.[defaultcf|writecf|lockcf].ttl`](/tikv-configuration-file.md#ttl-从-v654-版本开始引入) 配置项，支持手动配置 RocksDB 的周期性 compaction [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) +- 新增 TiCDC 配置项 [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#ticdc-changefeed-配置文件说明)，控制 CSV 协议中二进制类型数据的编码方式，默认值为 `'base64'` + +## Improvements + ++ TiDB + + - (dup): release-6.5.5.md > 改进提升> TiDB - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - (dup): release-6.5.5.md > 改进提升> TiDB - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + - 修复 client-go 中 batch-client panic 的问题 [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) + - 增加 /upgrade/start 和 upgrade/finish APIs 用户来标记集群 TiDB 节点开始进入升级状态和结束升级状态[#47172](https://github.com/pingcap/tidb/issues/47172)@@[zimulala](https://github.com/zimulala) + ++ TiKV + + - (dup): release-6.5.5.md > 改进提升> TiKV - 优化数据整理检查机制，当触发 Region Split 时，如果没有可以分裂的 key，触发一次数据整理，以消除过多的 MVCC 版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - (dup): release-7.4.0.md > 改进提升> TiKV - 消除 Router 对象中的 LRUCache，降低内存占用，防止 OOM [#15430](https://github.com/tikv/tikv/issues/15430) @[Connor1996](https://github.com/Connor1996) + - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - (dup): release-6.5.4.md > 改进提升> TiKV - 在 TiKV 中暴露部分 RocksDB 配置，允许用户禁用 TTL 和定期数据整理等特性 [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) + - (dup): release-7.4.0.md > 改进提升> TiKV - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + - (dup): release-6.5.4.md > 改进提升> TiKV - 避免写 Titan manifest 文件时持有锁导致影响其他线程 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - (dup): release-7.4.0.md > 改进提升> TiKV - 改进 Resolver 的内存使用，防止 OOM [#15458](https://github.com/tikv/tikv/issues/15458) @[overvenus](https://github.com/overvenus) + ++ PD + + - 优化 PD 调用方 backoff 机制，减少在调用失败时的 RPC 请求频率 [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) + - 增加 Region 获取接口的 Cancel 机制，在调用方断连时及时释放 CPU、内存资源 [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + - (dup): release-7.3.0.md > 改进提升> PD - 减少 `GetRegions` 请求的内存占用 [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + ++ TiFlash + + - 添加索引数据内存使用的监控 [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) + ++ Tools + + + Backup & Restore (BR) + + - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 通过设置 HTTP 客户端 `MaxIdleConns` 和 `MaxIdleConnsPerHost` 参数，增强日志备份以及 PITR 恢复任务对连接复用的支持 [#46011](https://github.com/pingcap/tidb/issues/46011) @[Leavrth](https://github.com/Leavrth) + - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 减少日志备份 `resolve lock` 的 CPU 开销 [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 新增 restore 参数 `WaitTiflashReady`。当打开这个参数时，restore 操作将会等待 TiFlash 副本复制成功后才结束 [#43828](https://github.com/pingcap/tidb/issues/43828) [#46302](https://github.com/pingcap/tidb/issues/46302) @[3pointer](https://github.com/3pointer) + + + TiCDC + + - 优化 TiCDC 部分监控项和报警项 [#9047](https://github.com/pingcap/tiflow/issues/9047) + - 优化 Kafka 场景下，当消息过大时只发送 handle key 避免同步任务失败的问题 [#9680](https://github.com/pingcap/tiflow/issues/9680) + - (dup): release-7.4.0.md > 改进提升> Tools> TiCDC - 优化同步 `ADD INDEX` DDL 的执行逻辑，从而不阻塞后续的 DML 语句 [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > 改进提升> Tools> TiCDC - 优化 TiCDC 在故障重试时的状态展示信息 [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) + + + TiDB Data Migration (DM) + + - (dup): release-6.5.4.md > 改进提升> Tools> TiDB Data Migration (DM) - 对不兼容的 DDL 支持严格的乐观模式 [#9112](https://github.com/pingcap/tiflow/issues/9112) @[GMHDBJD](https://github.com/GMHDBJD) + + + TiDB Lightning + + - (dup): release-7.4.0.md > 改进提升> Tools> TiDB Lightning - 优化 TiDB Lightning 在导入数据阶段对 `no leader` 错误的重试逻辑 [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) + +## Bug fixes + ++ TiDB + + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `group_concat` 无法解析 `ORDER BY` 列的问题 [#41986](https://github.com/pingcap/tidb/issues/41986) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.3.0.md > 错误修复> TiDB - 修复某些情况下查询系统表 `INFORMATION_SCHEMA.TIKV_REGION_STATUS` 返回结果错误的问题 [#45531](https://github.com/pingcap/tidb/issues/45531) @[Defined2014](https://github.com/Defined2014) + - (dup): release-7.3.0.md > 错误修复> TiDB - 修复读取元数据时间超过一个 DDL lease 导致升级 TiDB 卡住的问题 [#45176](https://github.com/pingcap/tidb/issues/45176) @[zimulala](https://github.com/zimulala) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复执行带 CTE 的 DML 会导致 panic 的问题 [#46083](https://github.com/pingcap/tidb/issues/46083) @[winoros](https://github.com/winoros) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复交换分区时，无法检测出不符合分区定义的数据的问题 [#46492](https://github.com/pingcap/tidb/issues/46492) @[mjonss](https://github.com/mjonss) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `MERGE_JOIN` 的结果错误的问题 [#46580](https://github.com/pingcap/tidb/issues/46580) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复无符号类型与 `Duration` 类型常量比较时产生的结果错误 [#45410](https://github.com/pingcap/tidb/issues/45410) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `AUTO_ID_CACHE=1` 时可能导致 `Duplicate entry` 的问题 [#46444](https://github.com/pingcap/tidb/issues/46444) @[tiancaiamao](https://github.com/tiancaiamao) + - (dup): release-7.3.0.md > 错误修复> TiDB - 修复 TTL 运行过程中内存泄漏的问题 [#45510](https://github.com/pingcap/tidb/issues/45510) @[lcwangchao](https://github.com/lcwangchao) + - (dup): release-6.5.4.md > 错误修复> TiDB - 修复 kill 连接之后可能会出现 go coroutine 泄露的问题 [#46034](https://github.com/pingcap/tidb/issues/46034) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 Index Join 出错可能导致查询卡住的问题 [#45716](https://github.com/pingcap/tidb/issues/45716) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `BatchPointGet` 算子在 Hash 分区表下执行结果错误的问题 [#46779](https://github.com/pingcap/tidb/issues/46779) @[jiyfhust](https://github.com/jiyfhust) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复在交换分区失败或被取消时，分区表的限制残留在原表上的问题 [#45920](https://github.com/pingcap/tidb/issues/45920) [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复当 JOIN 两个子查询时执行 `TIDB_INLJ` Hint 不生效的问题 [#46160](https://github.com/pingcap/tidb/issues/46160) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `DATETIME` 或 `TIMESTAMP` 列与数字值比较时，行为与 MySQL 不一致的问题 [#38361](https://github.com/pingcap/tidb/issues/38361) @[yibin87](https://github.com/yibin87) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复深嵌套的表达式的 HashCode 重复计算导致的高内存占用和 OOM 问题 [#42788](https://github.com/pingcap/tidb/issues/42788) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 access path 的启发式规则会忽略 `READ_FROM_STORAGE(TIFLASH[...])` Hint 导致 `Can't find a proper physical plan` 的问题 [#40146](https://github.com/pingcap/tidb/issues/40146) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `cast(col)=range` 条件在 CAST 无精度损失的情况下会导致 FullScan 的问题 [#45199](https://github.com/pingcap/tidb/issues/45199) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `plan replayer dump explain` 会报错的问题 [#46197](https://github.com/pingcap/tidb/issues/46197) @[time-and-fate](https://github.com/time-and-fate) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `tmp-storage-quota` 配置无法生效的问题 [#45161](https://github.com/pingcap/tidb/issues/45161) [#26806](https://github.com/pingcap/tidb/issues/26806) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 TiDB parser 状态残留导致解析失败的问题 [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 MPP 执行计划中通过 Union 下推 Aggregation 导致的结果错误 [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `AUTO_ID_CACHE=1` 时 TiDB panic 后恢复过慢的问题 [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) + - 修复 Sort 算子在 Spill 时可能发生的 Crash [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) + - 修复使用 BR 恢复 `AUTO_ID_CACHE=1` 的非聚簇索引表时发生重复主键的问题 [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) + - 修复在静态分区裁剪模式下查询分区表且查询计划中带有 `IndexLookUp` 时可能报错的问题 [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) + - 修复在分区表与有 Placement Policy 的表进行分区交换后再往分区表中插入数据可能失败的问题 [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss ](https://github.com/mjonss) + - 修复使用正确的 timezone 信息对于时间字段进行编码。[#46044](https://github.com/pingcap/tidb/issues/46033)@[tangenta](https://github.com/tangenta) + - 自动为快速加索引创建 temp-dir [#45456](https://github.com/pingcap/tidb/issues/45456)@[tangenta](https://github.com/tangenta) + - 去除暂停所有系统 DDL 任务功能，防止升级 block [#46288](https://github.com/pingcap/tidb/issues/46228)@[zimulala](https://github.com/zimulala) + - 使用 Table ID 为关联分区表各分区为一组，使得 PD 整体进行 split and scatter 分区表。 [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) + - 修复 TiDB 重启 DDL 卡住问题 [#46751](https://github.com/pingcap/tidb/issues/46751)@[wjhuang2016](https://github.com/wjhuang2016) + - 禁止非整型聚簇索引进行 split table [#47350](https://github.com/pingcap/tidb/issues/47350)@[tangenta](https://github.com/tangenta) + - 修复一个 DDL 可能由于 MDL 处理不正确导致永久阻塞问题 [#46920](https://github.com/pingcap/tidb/issues/46920)@[wjhuang2016](https://github.com/wjhuang2016) + - 修复 rename table 导致表中出现重复列 [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) + ++ TiKV + + - (dup): release-6.5.4.md > 错误修复> TiKV - 修复 `ttl-check-poll-interval` 配置项对 RawKV API V2 不生效的问题 [#15142](https://github.com/tikv/tikv/issues/15142) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > 错误修复> TiKV - 修复 raftstore-applys 不断增长的数据错误 [#15371](https://github.com/tikv/tikv/issues/15371) @[Connor1996](https://github.com/Connor1996) + - (dup): release-6.5.4.md > 错误修复> TiKV - 修复自适应同步模式下 sync-recover 阶段 QPS 下降到 0 的问题 [#14975](https://github.com/tikv/tikv/issues/14975) @[nolouch](https://github.com/nolouch) + - (dup): release-6.5.4.md > 错误修复> TiKV - 修复当一个 TiKV 节点被隔离而另一个节点重启时，可能导致读取不一致的问题 [#15035](https://github.com/tikv/tikv/issues/15035) @[overvenus](https://github.com/overvenus) + - (dup): release-6.5.5.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-6.5.5.md > 错误修复> TiKV - 修复 PD 和 TiKV 之间的网络中断可能导致 PITR 卡住的问题 [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) + - (dup): release-6.5.4.md > 错误修复> TiKV - 修复在执行 `FLASHBACK` 后 Region Merge 可能被阻塞的问题 [#15258](https://github.com/tikv/tikv/issues/15258) @[overvenus](https://github.com/overvenus) + - (dup): release-6.5.4.md > 错误修复> TiKV - 减少 Store 心跳重试次数，修复心跳风暴的问题 [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) + - (dup): release-7.4.0.md > 错误修复> TiKV - 修复 Online Unsafe Recovery 超时未中止的问题 [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) + - (dup): release-6.5.4.md > 错误修复> TiKV - 修复部分写入时加密可能导致数据损坏的问题 [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) + - 修复由于 Region 的元数据不正确造成 TiKV panic 的问题 [#13311](https://github.com/tikv/tikv/issues/13311)@[cfzjywxk](https://github.com/cfzjywxk)) + - 使用请求中的deadline字段作为coprocessor请求的超时时间 [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) + - 修复一个可能在移动peer时使得follower read性能变差的缺陷. [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) + ++ PD + + - 修复 Hot Region 在 V2 策略下可能不调度的问题 [#6645](https://github.com/tikv/pd/issues/6645) @[lhy1024](https://github.com/lhy1024) + - 修复空集群下 TLS 握手导致 CPU 资源消耗过高的问题 [#6913](https://github.com/tikv/pd/issues/6913) @[nolouch](https://github.com/nolouch) + - 修复 PD 节点间注入错误可能导致 PD Panic 的问题 [#6858](https://github.com/tikv/pd/issues/6858) @[HuSharp](https://github.com/HuSharp) + - 修复 Store 信息同步可能导致 PD Leader 退出卡住的问题 [#6918](https://github.com/tikv/pd/issues/6918) @[rleungx](https://github.com/rleungx) + - 修复 flashback 后 Region 信息没有更新的问题 [#6912](https://github.com/tikv/pd/issues/6912) @[overvenus](https://github.com/overvenus) + - 修复 PD 退出时可能 Panic 的问题 [#7053](https://github.com/tikv/pd/issues/7053) @[HuSharp](https://github.com/HuSharp) + - 修复 Context Timeout 可能导致 Lease Timeout 的问题 [#6926](https://github.com/tikv/pd/issues/6926) @[rleungx](https://github.com/rleungx) + - 修复 Peer 没有按照 Group 进行 Scatter 的问题，可能会导致 Scatter 不均衡 [#6962](https://github.com/tikv/pd/issues/6962) @[rleungx](https://github.com/rleungx) + - 修复 pd-ctl 更新 Isolation Level 标签不同步的问题 [#7121](https://github.com/tikv/pd/issues/7121) @[rleungx](https://github.com/rleungx) + - 修复 evict-leader-scheduler 丢失配置的问题 [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) + - 修复 Plugin 目录、文件内容可能存在安全隐患的问题 [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) + - 修复开启 Resource Control 后 DDL 可能不能保证原子性的问题 [#45050](https://github.com/pingcap/tidb/issues/45050) @[glorv](https://github.com/glorv) + - (dup): release-7.3.0.md > 错误修复> PD - 修复在 rule checker 选定 peer 时，unhealthy peer 无法被移除的问题 [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) + - (dup): release-7.3.0.md > 错误修复> PD - 修复当 etcd 已经启动，但 client 尚未连接上 etcd 时，调用 client 会导致 PD panic 的问题 [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) + - (dup): release-7.4.0.md > 错误修复> PD - 修复 RU 消耗小于 0 导致 PD 崩溃的问题 [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) + - (dup): release-7.4.0.md > 错误修复> PD - 修复在集群规模大时 client-go 周期性更新 `min-resolved-ts` 可能造成 PD OOM 的问题 [#46664](https://github.com/pingcap/tidb/issues/46664) @[HuSharp](https://github.com/HuSharp) + ++ TiFlash + + - 修复内存使用跟踪不准确的问题 [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) + - (dup): release-6.5.4.md > 错误修复> TiFlash - 修复由于 Region 的边界的 Key 不合法导致 TiFlash 数据不一致的问题 [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) + - (dup): release-6.5.4.md > 错误修复> TiFlash - 修复在更改 `DATETIME`、`TIMESTAMP`、`TIME` 数据类型的 `fsp` 之后查询失败的问题 [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) + - (dup): release-7.3.0.md > 错误修复> TiFlash - 修复当同一个 MPP Task 内有多个 HashAgg 算子时，可能导致 MPP Task 编译时间过长而严重影响查询性能的问题 [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) + ++ Tools + + + Backup & Restore (BR) + + - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 PITR 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) + - (dup): release-6.5.5.md > 错误修复> Tools> Backup & Restore (BR) - 修复 GCS 上 PITR 恢复失败的问题 [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) + - (dup): release-6.5.4.md > 错误修复> Tools> Backup & Restore (BR) - 修复 RawKV 模式下细粒度备份阶段可能出错的问题 [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 PITR 恢复数据元信息 (meta-kv) 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) + - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 BR 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) + - (dup): release-6.5.4.md > 错误修复> Tools> Backup & Restore (BR) - 将 BR 使用的全局参数 `TableColumnCountLimit` 和 `IndexLimit` 的默认值提升到最大值，修复恢复过程失败的问题 [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) + - 修复 cli 扫描恢复后数据卡住的问题 [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) + - 修复 PiTR 可能跳过恢复 create index ddl 问题[#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) + - 修复1分钟之内多次做 PiTR 可能丢失数据问题[#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) + + + TiCDC + + - 修复处于异常状态的同步任务阻塞上游 GC 的问题 [#9543](https://github.com/pingcap/tiflow/issues/9543) + - 修复同步到对象存储时，在某些特殊场景下可能导致数据不一致的问题[#9592](https://github.com/pingcap/tiflow/issues/9592) + - 修复开启 redo 时，在某些特殊场景下可能导致 changefeed 失败的问题 [#9769](https://github.com/pingcap/tiflow/issues/9769) + - 修复在某些特殊的操作系统下，获取内存信息不对可能会导致 TiCDC 节点 OOM 的问题 [#9762](https://github.com/pingcap/tiflow/issues/9762) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复开启 `scale-out` 时流量在节点间分配不均匀问题 [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复日志中记录了用户敏感信息的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复可能无法正确同步 rename DDL 操作的问题 [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复所有 changefeed 被移除时会阻塞上游 TiDB GC 的问题 [#9633](https://github.com/pingcap/tiflow/issues/9633) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) + - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复 PD 做扩缩容场景下 TiCDC 访问无效旧地址的问题 [#9584](https://github.com/pingcap/tiflow/issues/9584) @[fubinzh](https://github.com/fubinzh) @[asddongmen](https://github.com/asddongmen) + - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 同步任务不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复在上游同一条 DDL 中重命名多个表的场景下同步出错的问题 [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) + - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复同步到 Kafka 时重试间隔过短导致同步任务失败的问题 [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) + - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复在上游同一个事务中修改多行唯一键场景下，TiCDC 可能导致同步写冲突的问题 [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复下游发生短时间故障导致同步任务卡住的问题 [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) + - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复下游发生故障重试时同步任务可能卡住的问题 [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + + + TiDB Data Migration (DM) + + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在跳过失败 DDL 并且后续无 DDL 执行时显示延迟持续增长的问题 [#9605](https://github.com/pingcap/tiflow/issues/9605) @[D3Hunter](https://github.com/D3Hunter) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在大小写不敏感的 collation 下无法正确处理冲突的问题 [#9489](https://github.com/pingcap/tiflow/issues/9489) @[hihihuhu](https://github.com/hihihuhu) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM validator 死锁问题并增强重试 [#9257](https://github.com/pingcap/tiflow/issues/9257) @[D3Hunter](https://github.com/D3Hunter) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在乐观模式恢复任务时跳过所有 DML 的问题 [#9588](https://github.com/pingcap/tiflow/issues/9588) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在跳过 Online DDL 时无法正确追踪上游表结构的问题 [#9587](https://github.com/pingcap/tiflow/issues/9587) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在乐观模式中跳过 Partition DDL 的问题 [#9788](https://github.com/pingcap/tiflow/issues/9788) @[GMHDBJD](https://github.com/GMHDBJD) + + + + TiDB Lightning + + - 将 checksum-via-sql 默认值设置为 false，提升导入任务执行性能。[#45368](https://github.com/pingcap/tidb/issues/45368) , [#45094](https://github.com/pingcap/tidb/issues/45094) @[GMHDBJD](https://github.com/GMHDBJD) + - 当导入表设置了 AUTO_ID_CACHE=1 会导致分配错误的 rowid [#46100](https://github.com/pingcap/tidb/issues/46100) @[D3Hunter](https://github.com/D3Hunter) + - (dup): release-6.5.4.md > 错误修复> Tools> TiDB Lightning - 修复保存 `NEXT_GLOBAL_ROW_ID` 时类型错误问题 [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Lightning - 修复 `checksum = "optional"` 时 Checksum 阶段仍然报错的问题 [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) + - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Lightning - 修复当 PD 集群地址变更时数据导入失败的问题 [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) + - (dup): release-6.5.5.md > 错误修复> Tools> TiDB Lightning - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) + - (dup): release-6.5.4.md > 错误修复> Tools> TiDB Lightning - 修复导入 CSV 数据时，route 可能 panic 的问题 [#43284](https://github.com/pingcap/tidb/issues/43284) @[lyzx2001](https://github.com/lyzx2001) + + + TiDB Binlog + + - (dup): release-4.0.16.md > Bug 修复> Tools> TiDB Binlog - 修复传输事务超过 1 GB 时 Drainer 会退出的问题 [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file From 032706b6c5a5da58e5d881ed6ee2c5bbdfeddace Mon Sep 17 00:00:00 2001 From: qiancai Date: Thu, 19 Oct 2023 17:44:20 +0800 Subject: [PATCH 04/25] add-dup-translation --- releases/release-7.1.2.md | 172 +++++++++++++++++++------------------- 1 file changed, 86 insertions(+), 86 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index db65f3524a00f..1ff9a6d1e2481 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -22,25 +22,25 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB - (dup): release-6.5.5.md > 改进提升> TiDB - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - - (dup): release-6.5.5.md > 改进提升> TiDB - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - 修复 client-go 中 batch-client panic 的问题 [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) - 增加 /upgrade/start 和 upgrade/finish APIs 用户来标记集群 TiDB 节点开始进入升级状态和结束升级状态[#47172](https://github.com/pingcap/tidb/issues/47172)@@[zimulala](https://github.com/zimulala) + TiKV - - (dup): release-6.5.5.md > 改进提升> TiKV - 优化数据整理检查机制，当触发 Region Split 时，如果没有可以分裂的 key，触发一次数据整理，以消除过多的 MVCC 版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - (dup): release-7.4.0.md > 改进提升> TiKV - 消除 Router 对象中的 LRUCache，降低内存占用，防止 OOM [#15430](https://github.com/tikv/tikv/issues/15430) @[Connor1996](https://github.com/Connor1996) - - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - (dup): release-6.5.4.md > 改进提升> TiKV - 在 TiKV 中暴露部分 RocksDB 配置，允许用户禁用 TTL 和定期数据整理等特性 [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) - - (dup): release-7.4.0.md > 改进提升> TiKV - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - - (dup): release-6.5.4.md > 改进提升> TiKV - 避免写 Titan manifest 文件时持有锁导致影响其他线程 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - - (dup): release-7.4.0.md > 改进提升> TiKV - 改进 Resolver 的内存使用，防止 OOM [#15458](https://github.com/tikv/tikv/issues/15458) @[overvenus](https://github.com/overvenus) + - (dup): release-6.5.5.md > Improvements> TiKV - Optimize the compaction mechanism: when a Region is split, if there is no key to split, a compaction is triggered to eliminate excessive MVCC versions [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - (dup): release-7.4.0.md > Improvements> TiKV - Eliminate LRUCache in Router objects to reduce memory usage and prevent OOM [#15430](https://github.com/tikv/tikv/issues/15430) @[Connor1996](https://github.com/Connor1996) + - (dup): release-7.3.0.md > Improvements> TiKV - Add the `Max gap of safe-ts` and `Min safe ts region` metrics and introduce the `tikv-ctl get-region-read-progress` command to better observe and diagnose the status of resolved-ts and safe-ts [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - (dup): release-6.5.4.md > Improvements> TiKV - Expose some RocksDB configurations in TiKV that allow users to disable features such as TTL and periodic compaction [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) + - (dup): release-7.4.0.md > Improvements> TiKV - Add the backoff mechanism for the PD client in the process of connection retries, which gradually increases retry intervals during error retries to reduce PD pressure [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + - (dup): release-6.5.4.md > Improvements> TiKV - Avoid holding mutex when writing Titan manifest files to prevent affecting other threads [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - (dup): release-7.4.0.md > Improvements> TiKV - Optimize memory usage of Resolver to prevent OOM [#15458](https://github.com/tikv/tikv/issues/15458) @[overvenus](https://github.com/overvenus) + PD - 优化 PD 调用方 backoff 机制，减少在调用失败时的 RPC 请求频率 [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) - 增加 Region 获取接口的 Cancel 机制，在调用方断连时及时释放 CPU、内存资源 [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) - - (dup): release-7.3.0.md > 改进提升> PD - 减少 `GetRegions` 请求的内存占用 [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + - (dup): release-7.3.0.md > Improvements> PD - Reduce the memory consumption of `GetRegions` requests [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + TiFlash @@ -50,52 +50,52 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + Backup & Restore (BR) - - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 通过设置 HTTP 客户端 `MaxIdleConns` 和 `MaxIdleConnsPerHost` 参数，增强日志备份以及 PITR 恢复任务对连接复用的支持 [#46011](https://github.com/pingcap/tidb/issues/46011) @[Leavrth](https://github.com/Leavrth) - - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 减少日志备份 `resolve lock` 的 CPU 开销 [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) - - (dup): release-7.4.0.md > 改进提升> Tools> Backup & Restore (BR) - 新增 restore 参数 `WaitTiflashReady`。当打开这个参数时，restore 操作将会等待 TiFlash 副本复制成功后才结束 [#43828](https://github.com/pingcap/tidb/issues/43828) [#46302](https://github.com/pingcap/tidb/issues/46302) @[3pointer](https://github.com/3pointer) + - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Enhance support for connection reuse of log backup and PITR restore tasks by setting `MaxIdleConns` and `MaxIdleConnsPerHost` parameters in the HTTP client [#46011](https://github.com/pingcap/tidb/issues/46011) @[Leavrth](https://github.com/Leavrth) + - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Reduce the CPU overhead of log backup `resolve lock` [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Add a new restore parameter `WaitTiflashReady`. When this parameter is enabled, the restore operation will be completed after TiFlash replicas are successfully replicated [#43828](https://github.com/pingcap/tidb/issues/43828) [#46302](https://github.com/pingcap/tidb/issues/46302) @[3pointer](https://github.com/3pointer) + TiCDC - 优化 TiCDC 部分监控项和报警项 [#9047](https://github.com/pingcap/tiflow/issues/9047) - 优化 Kafka 场景下，当消息过大时只发送 handle key 避免同步任务失败的问题 [#9680](https://github.com/pingcap/tiflow/issues/9680) - - (dup): release-7.4.0.md > 改进提升> Tools> TiCDC - 优化同步 `ADD INDEX` DDL 的执行逻辑，从而不阻塞后续的 DML 语句 [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > 改进提升> Tools> TiCDC - 优化 TiCDC 在故障重试时的状态展示信息 [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) + - (dup): release-7.4.0.md > Improvements> Tools> TiCDC - Optimize the execution logic of replicating the `ADD INDEX` DDL operations to avoid blocking subsequent DML statements [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > Improvements> Tools> TiCDC - Refine the status message when TiCDC retries after a failure [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) + TiDB Data Migration (DM) - - (dup): release-6.5.4.md > 改进提升> Tools> TiDB Data Migration (DM) - 对不兼容的 DDL 支持严格的乐观模式 [#9112](https://github.com/pingcap/tiflow/issues/9112) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-6.5.4.md > Improvements> Tools> TiDB Data Migration (DM) - Support strict optimistic mode for incompatible DDL statements [#9112](https://github.com/pingcap/tiflow/issues/9112) @[GMHDBJD](https://github.com/GMHDBJD) + TiDB Lightning - - (dup): release-7.4.0.md > 改进提升> Tools> TiDB Lightning - 优化 TiDB Lightning 在导入数据阶段对 `no leader` 错误的重试逻辑 [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) + - (dup): release-7.4.0.md > Improvements> Tools> TiDB Lightning - Optimize the retry logic of TiDB Lightning for the `no leader` error during the data import phase [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) ## Bug fixes + TiDB - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `group_concat` 无法解析 `ORDER BY` 列的问题 [#41986](https://github.com/pingcap/tidb/issues/41986) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.3.0.md > 错误修复> TiDB - 修复某些情况下查询系统表 `INFORMATION_SCHEMA.TIKV_REGION_STATUS` 返回结果错误的问题 [#45531](https://github.com/pingcap/tidb/issues/45531) @[Defined2014](https://github.com/Defined2014) - - (dup): release-7.3.0.md > 错误修复> TiDB - 修复读取元数据时间超过一个 DDL lease 导致升级 TiDB 卡住的问题 [#45176](https://github.com/pingcap/tidb/issues/45176) @[zimulala](https://github.com/zimulala) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复执行带 CTE 的 DML 会导致 panic 的问题 [#46083](https://github.com/pingcap/tidb/issues/46083) @[winoros](https://github.com/winoros) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复交换分区时，无法检测出不符合分区定义的数据的问题 [#46492](https://github.com/pingcap/tidb/issues/46492) @[mjonss](https://github.com/mjonss) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `MERGE_JOIN` 的结果错误的问题 [#46580](https://github.com/pingcap/tidb/issues/46580) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复无符号类型与 `Duration` 类型常量比较时产生的结果错误 [#45410](https://github.com/pingcap/tidb/issues/45410) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `AUTO_ID_CACHE=1` 时可能导致 `Duplicate entry` 的问题 [#46444](https://github.com/pingcap/tidb/issues/46444) @[tiancaiamao](https://github.com/tiancaiamao) - - (dup): release-7.3.0.md > 错误修复> TiDB - 修复 TTL 运行过程中内存泄漏的问题 [#45510](https://github.com/pingcap/tidb/issues/45510) @[lcwangchao](https://github.com/lcwangchao) - - (dup): release-6.5.4.md > 错误修复> TiDB - 修复 kill 连接之后可能会出现 go coroutine 泄露的问题 [#46034](https://github.com/pingcap/tidb/issues/46034) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 Index Join 出错可能导致查询卡住的问题 [#45716](https://github.com/pingcap/tidb/issues/45716) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `BatchPointGet` 算子在 Hash 分区表下执行结果错误的问题 [#46779](https://github.com/pingcap/tidb/issues/46779) @[jiyfhust](https://github.com/jiyfhust) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复在交换分区失败或被取消时，分区表的限制残留在原表上的问题 [#45920](https://github.com/pingcap/tidb/issues/45920) [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复当 JOIN 两个子查询时执行 `TIDB_INLJ` Hint 不生效的问题 [#46160](https://github.com/pingcap/tidb/issues/46160) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `DATETIME` 或 `TIMESTAMP` 列与数字值比较时，行为与 MySQL 不一致的问题 [#38361](https://github.com/pingcap/tidb/issues/38361) @[yibin87](https://github.com/yibin87) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复深嵌套的表达式的 HashCode 重复计算导致的高内存占用和 OOM 问题 [#42788](https://github.com/pingcap/tidb/issues/42788) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 access path 的启发式规则会忽略 `READ_FROM_STORAGE(TIFLASH[...])` Hint 导致 `Can't find a proper physical plan` 的问题 [#40146](https://github.com/pingcap/tidb/issues/40146) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `cast(col)=range` 条件在 CAST 无精度损失的情况下会导致 FullScan 的问题 [#45199](https://github.com/pingcap/tidb/issues/45199) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `plan replayer dump explain` 会报错的问题 [#46197](https://github.com/pingcap/tidb/issues/46197) @[time-and-fate](https://github.com/time-and-fate) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `tmp-storage-quota` 配置无法生效的问题 [#45161](https://github.com/pingcap/tidb/issues/45161) [#26806](https://github.com/pingcap/tidb/issues/26806) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 TiDB parser 状态残留导致解析失败的问题 [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 MPP 执行计划中通过 Union 下推 Aggregation 导致的结果错误 [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > 错误修复> TiDB - 修复 `AUTO_ID_CACHE=1` 时 TiDB panic 后恢复过慢的问题 [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `GROUP_CONCAT` cannot parse the `ORDER BY` column [#41986](https://github.com/pingcap/tidb/issues/41986) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the issue that querying the system table `INFORMATION_SCHEMA.TIKV_REGION_STATUS` returns incorrect results in some cases [#45531](https://github.com/pingcap/tidb/issues/45531) @[Defined2014](https://github.com/Defined2014) + - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the issue that upgrading TiDB gets stuck when reading metadata takes longer than one DDL lease [#45176](https://github.com/pingcap/tidb/issues/45176) @[zimulala](https://github.com/zimulala) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that executing DML statements with CTE can cause panic [#46083](https://github.com/pingcap/tidb/issues/46083) @[winoros](https://github.com/winoros) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue of not being able to detect data that does not comply with partition definitions during partition exchange [#46492](https://github.com/pingcap/tidb/issues/46492) @[mjonss](https://github.com/mjonss) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the results of `MERGE_JOIN` are incorrect [#46580](https://github.com/pingcap/tidb/issues/46580) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the incorrect result that occurs when comparing unsigned types with `Duration` type constants [#45410](https://github.com/pingcap/tidb/issues/45410) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `Duplicate entry` might occur when `AUTO_ID_CACHE=1` is set [#46444](https://github.com/pingcap/tidb/issues/46444) @[tiancaiamao](https://github.com/tiancaiamao) + - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the memory leak issue when TTL is running [#45510](https://github.com/pingcap/tidb/issues/45510) @[lcwangchao](https://github.com/lcwangchao) + - (dup): release-6.5.4.md > Bug fixes> TiDB - Fix the issue that killing a connection might cause go coroutine leaks [#46034](https://github.com/pingcap/tidb/issues/46034) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that an error in Index Join might cause the query to get stuck [#45716](https://github.com/pingcap/tidb/issues/45716) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `BatchPointGet` operator returns incorrect results for hash partitioned tables [#46779](https://github.com/pingcap/tidb/issues/46779) @[jiyfhust](https://github.com/jiyfhust) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that restrictions on partitioned tables remain on the original table when `EXCHANGE PARTITION` fails or is canceled [#45920](https://github.com/pingcap/tidb/issues/45920) [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `TIDB_INLJ` hint does not take effect when joining two sub-queries [#46160](https://github.com/pingcap/tidb/issues/46160) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the behavior is inconsistent with MySQL when comparing a `DATETIME` or `TIMESTAMP` column with a number constant [#38361](https://github.com/pingcap/tidb/issues/38361) @[yibin87](https://github.com/yibin87) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that HashCode is repeatedly calculated for deeply nested expressions, which causes high memory usage and OOM [#42788](https://github.com/pingcap/tidb/issues/42788) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that access path pruning logic ignores the `READ_FROM_STORAGE(TIFLASH[...])` hint, which causes the `Can't find a proper physical plan` error [#40146](https://github.com/pingcap/tidb/issues/40146) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `cast(col)=range` condition causes FullScan when CAST has no precision loss [#45199](https://github.com/pingcap/tidb/issues/45199) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `plan replayer dump explain` reports an error [#46197](https://github.com/pingcap/tidb/issues/46197) @[time-and-fate](https://github.com/time-and-fate) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `tmp-storage-quota` configuration does not take effect [#45161](https://github.com/pingcap/tidb/issues/45161) [#26806](https://github.com/pingcap/tidb/issues/26806) @[wshwsh12](https://github.com/wshwsh12) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the TiDB parser remains in a state and causes parsing failure [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that when Aggregation is pushed down through Union in MPP execution plans, the results are incorrect [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) + - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that TiDB recovers slowly after a panic when `AUTO_ID_CACHE=1` is set [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) - 修复 Sort 算子在 Spill 时可能发生的 Crash [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) - 修复使用 BR 恢复 `AUTO_ID_CACHE=1` 的非聚簇索引表时发生重复主键的问题 [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) - 修复在静态分区裁剪模式下查询分区表且查询计划中带有 `IndexLookUp` 时可能报错的问题 [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) @@ -111,16 +111,16 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiKV - - (dup): release-6.5.4.md > 错误修复> TiKV - 修复 `ttl-check-poll-interval` 配置项对 RawKV API V2 不生效的问题 [#15142](https://github.com/tikv/tikv/issues/15142) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > 错误修复> TiKV - 修复 raftstore-applys 不断增长的数据错误 [#15371](https://github.com/tikv/tikv/issues/15371) @[Connor1996](https://github.com/Connor1996) - - (dup): release-6.5.4.md > 错误修复> TiKV - 修复自适应同步模式下 sync-recover 阶段 QPS 下降到 0 的问题 [#14975](https://github.com/tikv/tikv/issues/14975) @[nolouch](https://github.com/nolouch) - - (dup): release-6.5.4.md > 错误修复> TiKV - 修复当一个 TiKV 节点被隔离而另一个节点重启时，可能导致读取不一致的问题 [#15035](https://github.com/tikv/tikv/issues/15035) @[overvenus](https://github.com/overvenus) - - (dup): release-6.5.5.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-6.5.5.md > 错误修复> TiKV - 修复 PD 和 TiKV 之间的网络中断可能导致 PITR 卡住的问题 [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) - - (dup): release-6.5.4.md > 错误修复> TiKV - 修复在执行 `FLASHBACK` 后 Region Merge 可能被阻塞的问题 [#15258](https://github.com/tikv/tikv/issues/15258) @[overvenus](https://github.com/overvenus) - - (dup): release-6.5.4.md > 错误修复> TiKV - 减少 Store 心跳重试次数，修复心跳风暴的问题 [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) - - (dup): release-7.4.0.md > 错误修复> TiKV - 修复 Online Unsafe Recovery 超时未中止的问题 [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) - - (dup): release-6.5.4.md > 错误修复> TiKV - 修复部分写入时加密可能导致数据损坏的问题 [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that the `ttl-check-poll-interval` configuration item does not take effect on RawKV API V2 [#15142](https://github.com/tikv/tikv/issues/15142) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the data error of continuously increasing raftstore-applys [#15371](https://github.com/tikv/tikv/issues/15371) @[Connor1996](https://github.com/Connor1996) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that the QPS drops to zero in the sync-recover phase under the Data Replication Auto Synchronous mode [#14975](https://github.com/tikv/tikv/issues/14975) @[nolouch](https://github.com/nolouch) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the data inconsistency issue that might occur when one TiKV node is isolated and another node is restarted [#15035](https://github.com/tikv/tikv/issues/15035) @[overvenus](https://github.com/overvenus) + - (dup): release-6.5.5.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery cannot handle merge abort [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) + - (dup): release-6.5.5.md > Bug fixes> TiKV - Fix the issue that network interruption between PD and TiKV might cause PITR to get stuck [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that Region Merge might be blocked after executing `FLASHBACK` [#15258](https://github.com/tikv/tikv/issues/15258) @[overvenus](https://github.com/overvenus) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue of heartbeat storms by reducing the number of store heartbeat retries [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) + - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery does not abort on timeout [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) + - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that encryption might cause data corruption during partial write [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) - 修复由于 Region 的元数据不正确造成 TiKV panic 的问题 [#13311](https://github.com/tikv/tikv/issues/13311)@[cfzjywxk](https://github.com/cfzjywxk)) - 使用请求中的deadline字段作为coprocessor请求的超时时间 [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) - 修复一个可能在移动peer时使得follower read性能变差的缺陷. [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) @@ -139,28 +139,28 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - 修复 evict-leader-scheduler 丢失配置的问题 [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) - 修复 Plugin 目录、文件内容可能存在安全隐患的问题 [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) - 修复开启 Resource Control 后 DDL 可能不能保证原子性的问题 [#45050](https://github.com/pingcap/tidb/issues/45050) @[glorv](https://github.com/glorv) - - (dup): release-7.3.0.md > 错误修复> PD - 修复在 rule checker 选定 peer 时，unhealthy peer 无法被移除的问题 [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) - - (dup): release-7.3.0.md > 错误修复> PD - 修复当 etcd 已经启动，但 client 尚未连接上 etcd 时，调用 client 会导致 PD panic 的问题 [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) - - (dup): release-7.4.0.md > 错误修复> PD - 修复 RU 消耗小于 0 导致 PD 崩溃的问题 [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) - - (dup): release-7.4.0.md > 错误修复> PD - 修复在集群规模大时 client-go 周期性更新 `min-resolved-ts` 可能造成 PD OOM 的问题 [#46664](https://github.com/pingcap/tidb/issues/46664) @[HuSharp](https://github.com/HuSharp) + - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that unhealthy peers cannot be removed when rule checker selects peers [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) + - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that when etcd is already started but the client has not yet connected to it, calling the client might cause PD to panic [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) + - (dup): release-7.4.0.md > Bug fixes> PD - Fix the issue that RU consumption less than 0 causes PD to crash [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) + - (dup): release-7.4.0.md > Bug fixes> PD - Fix the issue that the client-go regularly updating `min-resolved-ts` might cause PD OOM when the cluster is large [#46664](https://github.com/pingcap/tidb/issues/46664) @[HuSharp](https://github.com/HuSharp) + TiFlash - 修复内存使用跟踪不准确的问题 [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) - - (dup): release-6.5.4.md > 错误修复> TiFlash - 修复由于 Region 的边界的 Key 不合法导致 TiFlash 数据不一致的问题 [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) - - (dup): release-6.5.4.md > 错误修复> TiFlash - 修复在更改 `DATETIME`、`TIMESTAMP`、`TIME` 数据类型的 `fsp` 之后查询失败的问题 [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) - - (dup): release-7.3.0.md > 错误修复> TiFlash - 修复当同一个 MPP Task 内有多个 HashAgg 算子时，可能导致 MPP Task 编译时间过长而严重影响查询性能的问题 [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) + - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that TiFlash data is inconsistent due to invalid range keys of a region [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) + - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that queries fail after `fsp` is changed for `DATETIME`, `TIMESTAMP`, or `TIME` data type [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) + - (dup): release-7.3.0.md > Bug fixes> TiFlash - Fix the issue that when there are multiple HashAgg operators within the same MPP task, the compilation of the MPP task might take an excessively long time, severely affecting query performance [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) + Tools + Backup & Restore (BR) - - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 PITR 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) + - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering implicit primary keys using PITR might cause conflicts [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - (dup): release-6.5.5.md > 错误修复> Tools> Backup & Restore (BR) - 修复 GCS 上 PITR 恢复失败的问题 [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) - - (dup): release-6.5.4.md > 错误修复> Tools> Backup & Restore (BR) - 修复 RawKV 模式下细粒度备份阶段可能出错的问题 [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 PITR 恢复数据元信息 (meta-kv) 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - - (dup): release-7.4.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复 BR 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - - (dup): release-6.5.4.md > 错误修复> Tools> Backup & Restore (BR) - 将 BR 使用的全局参数 `TableColumnCountLimit` 和 `IndexLimit` 的默认值提升到最大值，修复恢复过程失败的问题 [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) + - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the potential error in fine-grained backup phase in RawKV mode [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) + - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) + - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) + - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue of restore failures by increasing the default values of the global parameters `TableColumnCountLimit` and `IndexLimit` used by BR to their maximum values [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) - 修复 cli 扫描恢复后数据卡住的问题 [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) - 修复 PiTR 可能跳过恢复 create index ddl 问题[#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) - 修复1分钟之内多次做 PiTR 可能丢失数据问题[#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) @@ -171,40 +171,40 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - 修复同步到对象存储时，在某些特殊场景下可能导致数据不一致的问题[#9592](https://github.com/pingcap/tiflow/issues/9592) - 修复开启 redo 时，在某些特殊场景下可能导致 changefeed 失败的问题 [#9769](https://github.com/pingcap/tiflow/issues/9769) - 修复在某些特殊的操作系统下，获取内存信息不对可能会导致 TiCDC 节点 OOM 的问题 [#9762](https://github.com/pingcap/tiflow/issues/9762) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复开启 `scale-out` 时流量在节点间分配不均匀问题 [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复日志中记录了用户敏感信息的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复可能无法正确同步 rename DDL 操作的问题 [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复所有 changefeed 被移除时会阻塞上游 TiDB GC 的问题 [#9633](https://github.com/pingcap/tiflow/issues/9633) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) - - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复 PD 做扩缩容场景下 TiCDC 访问无效旧地址的问题 [#9584](https://github.com/pingcap/tiflow/issues/9584) @[fubinzh](https://github.com/fubinzh) @[asddongmen](https://github.com/asddongmen) - - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 同步任务不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.5.md > 错误修复> Tools> TiCDC - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复在上游同一条 DDL 中重命名多个表的场景下同步出错的问题 [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) - - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复同步到 Kafka 时重试间隔过短导致同步任务失败的问题 [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) - - (dup): release-7.4.0.md > 错误修复> Tools> TiCDC - 修复在上游同一个事务中修改多行唯一键场景下，TiCDC 可能导致同步写冲突的问题 [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复下游发生短时间故障导致同步任务卡住的问题 [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) - - (dup): release-6.5.4.md > 错误修复> Tools> TiCDC - 修复下游发生故障重试时同步任务可能卡住的问题 [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue of uneven distribution of write keys among nodes when `scale-out` is enabled [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that sensitive user information is recorded in the logs [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC might incorrectly synchronize rename DDL operations [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that upstream TiDB GC is blocked after all changefeeds are removed [#9633](https://github.com/pingcap/tiflow/issues/9633) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC replication tasks might fail in some corner cases [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) + - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue of high TiCDC replication latency caused by network isolation of PD nodes [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC accesses the invalid old address during PD scaling up and down [#9584](https://github.com/pingcap/tiflow/issues/9584) @[fubinzh](https://github.com/fubinzh) @[asddongmen](https://github.com/asddongmen) + - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC cannot recover quickly from TiKV node failures when there are a lot of Regions upstream [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC incorrectly changes the `UPDATE` operation to `INSERT` when using the CSV format [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that a replication error occurs when multiple tables are renamed in the same DDL statement on the upstream [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task fails due to short retry intervals when synchronizing to Kafka [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that replication write conflicts might occur when the unique keys for multiple rows are modified in one transaction on the upstream [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task might get stuck when the downstream encounters a short-term failure [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task might get stuck when the downstream encounters an error and retries [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + TiDB Data Migration (DM) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在跳过失败 DDL 并且后续无 DDL 执行时显示延迟持续增长的问题 [#9605](https://github.com/pingcap/tiflow/issues/9605) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在大小写不敏感的 collation 下无法正确处理冲突的问题 [#9489](https://github.com/pingcap/tiflow/issues/9489) @[hihihuhu](https://github.com/hihihuhu) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM validator 死锁问题并增强重试 [#9257](https://github.com/pingcap/tiflow/issues/9257) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在乐观模式恢复任务时跳过所有 DML 的问题 [#9588](https://github.com/pingcap/tiflow/issues/9588) @[GMHDBJD](https://github.com/GMHDBJD) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在跳过 Online DDL 时无法正确追踪上游表结构的问题 [#9587](https://github.com/pingcap/tiflow/issues/9587) @[GMHDBJD](https://github.com/GMHDBJD) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Data Migration (DM) - 修复 DM 在乐观模式中跳过 Partition DDL 的问题 [#9788](https://github.com/pingcap/tiflow/issues/9788) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that replication lag returned by DM keeps growing when a failed DDL is skipped and no subsequent DDLs are executed [#9605](https://github.com/pingcap/tiflow/issues/9605) @[D3Hunter](https://github.com/D3Hunter) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM cannot handle conflicts correctly with case-insensitive collations [#9489](https://github.com/pingcap/tiflow/issues/9489) @[hihihuhu](https://github.com/hihihuhu) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the DM validator deadlock issue and enhance retries [#9257](https://github.com/pingcap/tiflow/issues/9257) @[D3Hunter](https://github.com/D3Hunter) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM skips all DMLs when resuming a task in optimistic mode [#9588](https://github.com/pingcap/tiflow/issues/9588) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM cannot properly track upstream table schemas when skipping online DDLs [#9587](https://github.com/pingcap/tiflow/issues/9587) @[GMHDBJD](https://github.com/GMHDBJD) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM skips partition DDLs in optimistic mode [#9788](https://github.com/pingcap/tiflow/issues/9788) @[GMHDBJD](https://github.com/GMHDBJD) + TiDB Lightning - 将 checksum-via-sql 默认值设置为 false，提升导入任务执行性能。[#45368](https://github.com/pingcap/tidb/issues/45368) , [#45094](https://github.com/pingcap/tidb/issues/45094) @[GMHDBJD](https://github.com/GMHDBJD) - 当导入表设置了 AUTO_ID_CACHE=1 会导致分配错误的 rowid [#46100](https://github.com/pingcap/tidb/issues/46100) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-6.5.4.md > 错误修复> Tools> TiDB Lightning - 修复保存 `NEXT_GLOBAL_ROW_ID` 时类型错误问题 [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Lightning - 修复 `checksum = "optional"` 时 Checksum 阶段仍然报错的问题 [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) - - (dup): release-7.4.0.md > 错误修复> Tools> TiDB Lightning - 修复当 PD 集群地址变更时数据导入失败的问题 [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) - - (dup): release-6.5.5.md > 错误修复> Tools> TiDB Lightning - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - - (dup): release-6.5.4.md > 错误修复> Tools> TiDB Lightning - 修复导入 CSV 数据时，route 可能 panic 的问题 [#43284](https://github.com/pingcap/tidb/issues/43284) @[lyzx2001](https://github.com/lyzx2001) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that the data type is wrong when saving `NEXT_GLOBAL_ROW_ID` [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that checksum still reports errors when `checksum = "optional"` [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) + - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that data import fails when the PD cluster address changes [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) + - (dup): release-6.5.5.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that TiDB Lightning fails to start when PD topology is changed [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) + - (dup): release-6.5.4.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that route might panic when importing CSV data [#43284](https://github.com/pingcap/tidb/issues/43284) @[lyzx2001](https://github.com/lyzx2001) + TiDB Binlog From 7aefa4f832531ae5c634c0b12c1ebc3e6157819f Mon Sep 17 00:00:00 2001 From: Aolin Date: Thu, 19 Oct 2023 18:05:06 +0800 Subject: [PATCH 05/25] update PD Signed-off-by: Aolin --- releases/release-7.1.2.md | 27 +++++++++++++-------------- 1 file changed, 13 insertions(+), 14 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 1ff9a6d1e2481..53aa4b9857e78 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -38,8 +38,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + PD - - 优化 PD 调用方 backoff 机制，减少在调用失败时的 RPC 请求频率 [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) - - 增加 Region 获取接口的 Cancel 机制，在调用方断连时及时释放 CPU、内存资源 [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + - Optimize the backoff mechanism in the PD caller to reduce the frequency of RPC requests when a call fails [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) - (dup): release-7.3.0.md > Improvements> PD - Reduce the memory consumption of `GetRegions` requests [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + TiFlash @@ -127,18 +126,18 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + PD - - 修复 Hot Region 在 V2 策略下可能不调度的问题 [#6645](https://github.com/tikv/pd/issues/6645) @[lhy1024](https://github.com/lhy1024) - - 修复空集群下 TLS 握手导致 CPU 资源消耗过高的问题 [#6913](https://github.com/tikv/pd/issues/6913) @[nolouch](https://github.com/nolouch) - - 修复 PD 节点间注入错误可能导致 PD Panic 的问题 [#6858](https://github.com/tikv/pd/issues/6858) @[HuSharp](https://github.com/HuSharp) - - 修复 Store 信息同步可能导致 PD Leader 退出卡住的问题 [#6918](https://github.com/tikv/pd/issues/6918) @[rleungx](https://github.com/rleungx) - - 修复 flashback 后 Region 信息没有更新的问题 [#6912](https://github.com/tikv/pd/issues/6912) @[overvenus](https://github.com/overvenus) - - 修复 PD 退出时可能 Panic 的问题 [#7053](https://github.com/tikv/pd/issues/7053) @[HuSharp](https://github.com/HuSharp) - - 修复 Context Timeout 可能导致 Lease Timeout 的问题 [#6926](https://github.com/tikv/pd/issues/6926) @[rleungx](https://github.com/rleungx) - - 修复 Peer 没有按照 Group 进行 Scatter 的问题，可能会导致 Scatter 不均衡 [#6962](https://github.com/tikv/pd/issues/6962) @[rleungx](https://github.com/rleungx) - - 修复 pd-ctl 更新 Isolation Level 标签不同步的问题 [#7121](https://github.com/tikv/pd/issues/7121) @[rleungx](https://github.com/rleungx) - - 修复 evict-leader-scheduler 丢失配置的问题 [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) - - 修复 Plugin 目录、文件内容可能存在安全隐患的问题 [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) - - 修复开启 Resource Control 后 DDL 可能不能保证原子性的问题 [#45050](https://github.com/pingcap/tidb/issues/45050) @[glorv](https://github.com/glorv) + - Fix the issue that hot Regions might not be scheduled in the v2 scheduler algorithm [#6645](https://github.com/tikv/pd/issues/6645) @[lhy1024](https://github.com/lhy1024) + - Fix the issue that the TLS handshake might cause high CPU usage in an empty cluster [#6913](https://github.com/tikv/pd/issues/6913) @[nolouch](https://github.com/nolouch) + - Fix the issue that injection errors between PD nodes might cause PD panic [#6858](https://github.com/tikv/pd/issues/6858) @[HuSharp](https://github.com/HuSharp) + - Fix the issue that store information synchronization might cause the PD leader to exit and get stuck [#6918](https://github.com/tikv/pd/issues/6918) @[rleungx](https://github.com/rleungx) + - Fix the issue that the Region information is not updated after Flashback [#6912](https://github.com/tikv/pd/issues/6912) @[overvenus](https://github.com/overvenus) + - Fix the issue that PD might panic during exiting [#7053](https://github.com/tikv/pd/issues/7053) @[HuSharp](https://github.com/HuSharp) + - Fix the issue that the context timeout might cause the `lease timeout` error [#6926](https://github.com/tikv/pd/issues/6926) @[rleungx](https://github.com/rleungx) + - Fix the issue that peers are not properly scattered by group, which might cause uneven distribution of leader [#6962](https://github.com/tikv/pd/issues/6962) @[rleungx](https://github.com/rleungx) + - Fix the issue that the isolation level label is not synchronized when updating using pd-ctl [#7121](https://github.com/tikv/pd/issues/7121) @[rleungx](https://github.com/rleungx) + - Fix the issue that `evict-leader-scheduler` might lose configuration [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) + - Fix potential security risks of the plugin directory and files [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) + - Fix the issue that DDL might not guarantee atomicity after enabling resource control [#45050](https://github.com/pingcap/tidb/issues/45050) @[glorv](https://github.com/glorv) - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that unhealthy peers cannot be removed when rule checker selects peers [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that when etcd is already started but the client has not yet connected to it, calling the client might cause PD to panic [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) - (dup): release-7.4.0.md > Bug fixes> PD - Fix the issue that RU consumption less than 0 causes PD to crash [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) From 0bd0793915bec3111aff48ee162389b38b3a7615 Mon Sep 17 00:00:00 2001 From: Aolin Date: Fri, 20 Oct 2023 10:14:21 +0800 Subject: [PATCH 06/25] Apply suggestions from code review --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 53aa4b9857e78..cbf5616f70add 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -39,7 +39,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + PD - Optimize the backoff mechanism in the PD caller to reduce the frequency of RPC requests when a call fails [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) - - (dup): release-7.3.0.md > Improvements> PD - Reduce the memory consumption of `GetRegions` requests [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + - Introduce the cancel mechanism for the `GetRegions` interface to release CPU and memory in time when the caller is disconnected [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) + TiFlash From d9d830819e3d56cf18bb1c56853d833df55146e5 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Fri, 20 Oct 2023 10:31:20 +0800 Subject: [PATCH 07/25] Apply suggestions from code review --- releases/release-7.1.2.md | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index cbf5616f70add..8da4ca3c5e9f3 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -66,6 +66,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB Lightning + - Change the default value of `checksum-via-sql` to `false` to improve the performance of import tasks [#45368](https://github.com/pingcap/tidb/issues/45368) [#45094](https://github.com/pingcap/tidb/issues/45094) @[GMHDBJD](https://github.com/GMHDBJD) - (dup): release-7.4.0.md > Improvements> Tools> TiDB Lightning - Optimize the retry logic of TiDB Lightning for the `no leader` error during the data import phase [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) ## Bug fixes @@ -120,9 +121,9 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue of heartbeat storms by reducing the number of store heartbeat retries [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery does not abort on timeout [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that encryption might cause data corruption during partial write [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) - - 修复由于 Region 的元数据不正确造成 TiKV panic 的问题 [#13311](https://github.com/tikv/tikv/issues/13311)@[cfzjywxk](https://github.com/cfzjywxk)) - - 使用请求中的deadline字段作为coprocessor请求的超时时间 [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) - - 修复一个可能在移动peer时使得follower read性能变差的缺陷. [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) + - Fix the issue that TiKV panics due to corrupted metadata [#13311](https://github.com/tikv/tikv/issues/13311) @[cfzjywxk](https://github.com/cfzjywxk) + - Fix the issue that requests of the TiDB Lightning checksum coprocessor time out when there is online workload [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) + - Fix the issue that moving a peer might cause the performance of the follower read to deteriorate [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) + PD @@ -145,7 +146,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiFlash - - 修复内存使用跟踪不准确的问题 [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) + - Fix the issue that the memory usage reported by MemoryTracker is not accurate when read pool is enabled [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that TiFlash data is inconsistent due to invalid range keys of a region [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that queries fail after `fsp` is changed for `DATETIME`, `TIMESTAMP`, or `TIME` data type [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) - (dup): release-7.3.0.md > Bug fixes> TiFlash - Fix the issue that when there are multiple HashAgg operators within the same MPP task, the compilation of the MPP task might take an excessively long time, severely affecting query performance [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) @@ -160,16 +161,16 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue of restore failures by increasing the default values of the global parameters `TableColumnCountLimit` and `IndexLimit` used by BR to their maximum values [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) - - 修复 cli 扫描恢复后数据卡住的问题 [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) - - 修复 PiTR 可能跳过恢复 create index ddl 问题[#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) - - 修复1分钟之内多次做 PiTR 可能丢失数据问题[#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) + - Fix the issue that the CLI client scan gets stuck after data restoration [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) + - Fix the issue that PITR might skip restoring the `CREATE INDEX` DDL statement [#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) + - Fix the issue that running PITR multiple times within 1 minute might cause data loss [#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) + TiCDC - - 修复处于异常状态的同步任务阻塞上游 GC 的问题 [#9543](https://github.com/pingcap/tiflow/issues/9543) - - 修复同步到对象存储时，在某些特殊场景下可能导致数据不一致的问题[#9592](https://github.com/pingcap/tiflow/issues/9592) - - 修复开启 redo 时，在某些特殊场景下可能导致 changefeed 失败的问题 [#9769](https://github.com/pingcap/tiflow/issues/9769) - - 修复在某些特殊的操作系统下，获取内存信息不对可能会导致 TiCDC 节点 OOM 的问题 [#9762](https://github.com/pingcap/tiflow/issues/9762) + - Fix the issue that a replication task in an abnormal state blocks upstream GC [#9543](https://github.com/pingcap/tiflow/issues/9543) @[CharlesCheung96](https://github.com/CharlesCheung96) + - Fix the issue that replicating data to an object store might cause data inconsistency [#9592](https://github.com/pingcap/tiflow/issues/9592) @[CharlesCheung96](https://github.com/CharlesCheung96) + - Fix the issue that enabling `redo-resolved-ts` might cause changefeed to fail [#9769](https://github.com/pingcap/tiflow/issues/9769) @[CharlesCheung96](https://github.com/CharlesCheung96) + - Fix the issue that fetching wrong memory information might cause OOM issues in some operating systems [#9762](https://github.com/pingcap/tiflow/issues/9762) @[sdojjy](https://github.com/sdojjy) - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue of uneven distribution of write keys among nodes when `scale-out` is enabled [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that sensitive user information is recorded in the logs [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC might incorrectly synchronize rename DDL operations [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) @@ -197,8 +198,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB Lightning - - 将 checksum-via-sql 默认值设置为 false，提升导入任务执行性能。[#45368](https://github.com/pingcap/tidb/issues/45368) , [#45094](https://github.com/pingcap/tidb/issues/45094) @[GMHDBJD](https://github.com/GMHDBJD) - - 当导入表设置了 AUTO_ID_CACHE=1 会导致分配错误的 rowid [#46100](https://github.com/pingcap/tidb/issues/46100) @[D3Hunter](https://github.com/D3Hunter) + - Fix the issue that when importing a table with `AUTO_ID_CACHE=1`, a wrong `row_id` is assigned [#46100](https://github.com/pingcap/tidb/issues/46100) @[D3Hunter](https://github.com/D3Hunter) - (dup): release-6.5.4.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that the data type is wrong when saving `NEXT_GLOBAL_ROW_ID` [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that checksum still reports errors when `checksum = "optional"` [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that data import fails when the PD cluster address changes [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) From 796b2ab749827a33b7f47c22674eedcaac6ee0d1 Mon Sep 17 00:00:00 2001 From: Aolin Date: Fri, 20 Oct 2023 11:43:32 +0800 Subject: [PATCH 08/25] Apply suggestions from code review Co-authored-by: xixirangrang --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 8da4ca3c5e9f3..5f454bd27f822 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -134,7 +134,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue that the Region information is not updated after Flashback [#6912](https://github.com/tikv/pd/issues/6912) @[overvenus](https://github.com/overvenus) - Fix the issue that PD might panic during exiting [#7053](https://github.com/tikv/pd/issues/7053) @[HuSharp](https://github.com/HuSharp) - Fix the issue that the context timeout might cause the `lease timeout` error [#6926](https://github.com/tikv/pd/issues/6926) @[rleungx](https://github.com/rleungx) - - Fix the issue that peers are not properly scattered by group, which might cause uneven distribution of leader [#6962](https://github.com/tikv/pd/issues/6962) @[rleungx](https://github.com/rleungx) + - Fix the issue that peers are not properly scattered by group, which might cause uneven distribution of leaders [#6962](https://github.com/tikv/pd/issues/6962) @[rleungx](https://github.com/rleungx) - Fix the issue that the isolation level label is not synchronized when updating using pd-ctl [#7121](https://github.com/tikv/pd/issues/7121) @[rleungx](https://github.com/rleungx) - Fix the issue that `evict-leader-scheduler` might lose configuration [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) - Fix potential security risks of the plugin directory and files [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) From f7c0e00131a62d51389f01dd260ae56616c67dba Mon Sep 17 00:00:00 2001 From: qiancai Date: Fri, 20 Oct 2023 19:16:16 +0800 Subject: [PATCH 09/25] add translation --- releases/release-7.1.2.md | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 5f454bd27f822..d0c0a4f229728 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -13,9 +13,10 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- ## Compatibility changes -- 引入系统变量 [`tidb_opt_enable_hash_join`](/system-variables.md#tidb_opt_enable_hash_join-从-v712-版本开始引入) 控制是否选择表的哈希连接 [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) -- 默认关闭 RocksDB 的周期性 compaction，使 TiKV RocksDB 的默认行为和 v6.5.0 之前的版本保持一致，避免在升级之后集中产生大量 compaction 影响系统的性能。同时，TiKV 新增 [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](/tikv-configuration-file.md#periodic-compaction-seconds-从-v654-版本开始引入) 和 [`rocksdb.[defaultcf|writecf|lockcf].ttl`](/tikv-configuration-file.md#ttl-从-v654-版本开始引入) 配置项，支持手动配置 RocksDB 的周期性 compaction [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) -- 新增 TiCDC 配置项 [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#ticdc-changefeed-配置文件说明)，控制 CSV 协议中二进制类型数据的编码方式，默认值为 `'base64'` +- Introduces the [`tidb_opt_enable_hash_join`](/system-variables.md#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) +- Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](/tikv-configuration-file.md#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](/tikv-configuration-file.md#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) +- TiCDC introduces the [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#changefeed-configuration-parameters) configuration item to control the encoding method of binary data, which can be `'base64'` or `'hex'`. The default value is `'base64'` [#9373](https://github.com/pingcap/tiflow/issues/9373) @[CharlesCheung96](https://github.com/CharlesCheung96) +- TiCDC introduces the [`large-message-handle-option`](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) configuration item. It is empty by default, which means that the changefeed fails when the message size exceeds the limit of Kafka topic. When this configuration is set to `"handle-key-only"`, if the message exceeds the size limit, only the handle key will be sent to reduce the message size; if the reduced message still exceeds the limit, then the changefeed fails. [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) ## Improvements @@ -23,8 +24,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-6.5.5.md > 改进提升> TiDB - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - - 修复 client-go 中 batch-client panic 的问题 [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) - - 增加 /upgrade/start 和 upgrade/finish APIs 用户来标记集群 TiDB 节点开始进入升级状态和结束升级状态[#47172](https://github.com/pingcap/tidb/issues/47172)@@[zimulala](https://github.com/zimulala) + - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and finish status of TiDB node upgrade [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) + TiKV @@ -55,8 +55,8 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiCDC - - 优化 TiCDC 部分监控项和报警项 [#9047](https://github.com/pingcap/tiflow/issues/9047) - - 优化 Kafka 场景下，当消息过大时只发送 handle key 避免同步任务失败的问题 [#9680](https://github.com/pingcap/tiflow/issues/9680) + - Optimize several TiCDC monitoring metrics and alarm rules [#9047](https://github.com/pingcap/tiflow/issues/9047) @[asddongmen](https://github.com/asddongmen) + - Kafka Sink supports [sending only handle key data](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) when a message is too large, reducing the size of the message [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) - (dup): release-7.4.0.md > Improvements> Tools> TiCDC - Optimize the execution logic of replicating the `ADD INDEX` DDL operations to avoid blocking subsequent DML statements [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) - (dup): release-6.5.4.md > Improvements> Tools> TiCDC - Refine the status message when TiCDC retries after a failure [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) @@ -108,6 +108,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - 禁止非整型聚簇索引进行 split table [#47350](https://github.com/pingcap/tidb/issues/47350)@[tangenta](https://github.com/tangenta) - 修复一个 DDL 可能由于 MDL 处理不正确导致永久阻塞问题 [#46920](https://github.com/pingcap/tidb/issues/46920)@[wjhuang2016](https://github.com/wjhuang2016) - 修复 rename table 导致表中出现重复列 [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) + - Fix the panic issue of `batch-client` in `client-go` [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) + TiKV From 16eee774b9aeb764e864cfb25b62f69f1fe78248 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 23 Oct 2023 10:11:54 +0800 Subject: [PATCH 10/25] Update releases/release-7.1.2.md --- releases/release-7.1.2.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index d0c0a4f229728..109a81fe16199 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -11,12 +11,12 @@ TiDB version: 7.1.2 Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with-tidb) | [Production deployment](https://docs.pingcap.com/tidb/v7.1/production-deployment-using-tiup) | [Installation packages](https://www.pingcap.com/download/?version=v7.1.2#version-list) -## Compatibility changes +## Compatibility changes -- Introduces the [`tidb_opt_enable_hash_join`](/system-variables.md#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) -- Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](/tikv-configuration-file.md#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](/tikv-configuration-file.md#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) +- Introduces the [`tidb_opt_enable_hash_join`](https://docs.pingcap.com/tidb/v7.1/system-variables#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) +- Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) - TiCDC introduces the [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#changefeed-configuration-parameters) configuration item to control the encoding method of binary data, which can be `'base64'` or `'hex'`. The default value is `'base64'` [#9373](https://github.com/pingcap/tiflow/issues/9373) @[CharlesCheung96](https://github.com/CharlesCheung96) -- TiCDC introduces the [`large-message-handle-option`](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) configuration item. It is empty by default, which means that the changefeed fails when the message size exceeds the limit of Kafka topic. When this configuration is set to `"handle-key-only"`, if the message exceeds the size limit, only the handle key will be sent to reduce the message size; if the reduced message still exceeds the limit, then the changefeed fails. [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) +- TiCDC introduces the [`large-message-handle-option`](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) configuration item. It is empty by default, which means that the changefeed fails when the message size exceeds the limit of the Kafka topic. When this configuration is set to `"handle-key-only"`, if the message exceeds the size limit, only the handle key will be sent to reduce the message size; if the reduced message still exceeds the limit, then the changefeed fails [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) ## Improvements From 3f7750e77cd8f66e76628a76b50d4ed54f84eaf9 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 23 Oct 2023 10:41:19 +0800 Subject: [PATCH 11/25] Apply suggestions from code review --- releases/release-7.1.2.md | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 109a81fe16199..49269279513ea 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -22,7 +22,8 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB - - (dup): release-6.5.5.md > 改进提升> TiDB - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - (dup): release-6.5.5.md > Improvements> TiDB - Add new optimizer hints, including [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-), [`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-), [`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-), [`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-), and [`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and finish status of TiDB node upgrade [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) @@ -43,7 +44,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiFlash - - 添加索引数据内存使用的监控 [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) + - Add monitoring metrics for the memory usage of index data on Grafana [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) + Tools @@ -109,6 +110,9 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - 修复一个 DDL 可能由于 MDL 处理不正确导致永久阻塞问题 [#46920](https://github.com/pingcap/tidb/issues/46920)@[wjhuang2016](https://github.com/wjhuang2016) - 修复 rename table 导致表中出现重复列 [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) - Fix the panic issue of `batch-client` in `client-go` [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) + - Fix the issue that statistics collection on partitioned tables are not killed in time when its memory usage exceeds memory limits [#45706] (https://github.com/pingcap/tidb/issues/45706) @[hawkingrei](https://github.com/hawkingrei) + - Fix the issue that query results are inaccurate when queries contain `UNHEX` conditions [#45378](https://github.com/pingcap/tidb/issues/45378) @[qw4990](https://github.com/qw4990) + - Fix the issue that TiDB returns `Can't find column` for queries with `GROUP_CONCAT` [#41957](https://github.com/pingcap/tidb/issues/41957) @[AilinKid](https://github.com/AilinKid) + TiKV @@ -208,4 +212,4 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB Binlog - - (dup): release-4.0.16.md > Bug 修复> Tools> TiDB Binlog - 修复传输事务超过 1 GB 时 Drainer 会退出的问题 [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file + - (dup): release-4.0.16.md > Bug fixes> Tools> TiDB Binlog - Fix the bug that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file From 78fc817833f04d1bdc3e1af35e175065e999d00c Mon Sep 17 00:00:00 2001 From: Ran Date: Mon, 23 Oct 2023 13:10:08 +0800 Subject: [PATCH 12/25] Apply suggestions from code review --- releases/release-7.1.2.md | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 49269279513ea..b02ce10a43683 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -25,7 +25,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-6.5.5.md > Improvements> TiDB - Add new optimizer hints, including [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-), [`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-), [`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-), [`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-), and [`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and finish status of TiDB node upgrade [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) + - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and end of the upgrade status for TiDB nodes [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) + TiKV @@ -97,18 +97,18 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the TiDB parser remains in a state and causes parsing failure [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that when Aggregation is pushed down through Union in MPP execution plans, the results are incorrect [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that TiDB recovers slowly after a panic when `AUTO_ID_CACHE=1` is set [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) - - 修复 Sort 算子在 Spill 时可能发生的 Crash [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) - - 修复使用 BR 恢复 `AUTO_ID_CACHE=1` 的非聚簇索引表时发生重复主键的问题 [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) - - 修复在静态分区裁剪模式下查询分区表且查询计划中带有 `IndexLookUp` 时可能报错的问题 [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) - - 修复在分区表与有 Placement Policy 的表进行分区交换后再往分区表中插入数据可能失败的问题 [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss ](https://github.com/mjonss) - - 修复使用正确的 timezone 信息对于时间字段进行编码。[#46044](https://github.com/pingcap/tidb/issues/46033)@[tangenta](https://github.com/tangenta) - - 自动为快速加索引创建 temp-dir [#45456](https://github.com/pingcap/tidb/issues/45456)@[tangenta](https://github.com/tangenta) - - 去除暂停所有系统 DDL 任务功能，防止升级 block [#46288](https://github.com/pingcap/tidb/issues/46228)@[zimulala](https://github.com/zimulala) + - Fix the issue that the Sort operator might cause TiDB to crash during the spill process [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) + - Fix the issue of duplicate primary keys when using BR to restore non-clustered index tables with `AUTO_ID_CACHE=1` [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) + - Fix the issue that the query might report an error when querying partitioned tables in static partition pruning mode and the execution plan contains `IndexLookUp` [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that inserting data into a partitioned table might fail after exchanging partitions between the partition table and a table with placement policies [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) + - Fix the issue of encoding time fields with incorrect timezone information [#46044](https://github.com/pingcap/tidb/issues/46033) @[tangenta](https://github.com/tangenta) + - Fix the issue that DDL statements that fast add indexes would get stuck when `temp-dir` does not exist [#45456](https://github.com/pingcap/tidb/issues/45456) @[tangenta](https://github.com/tangenta) + - Fix the issue that upgrading multiple TiDB instances simultaneously might block the upgrade process [#46288](https://github.com/pingcap/tidb/issues/46228) @[zimulala](https://github.com/zimulala) - 使用 Table ID 为关联分区表各分区为一组，使得 PD 整体进行 split and scatter 分区表。 [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) - - 修复 TiDB 重启 DDL 卡住问题 [#46751](https://github.com/pingcap/tidb/issues/46751)@[wjhuang2016](https://github.com/wjhuang2016) - - 禁止非整型聚簇索引进行 split table [#47350](https://github.com/pingcap/tidb/issues/47350)@[tangenta](https://github.com/tangenta) - - 修复一个 DDL 可能由于 MDL 处理不正确导致永久阻塞问题 [#46920](https://github.com/pingcap/tidb/issues/46920)@[wjhuang2016](https://github.com/wjhuang2016) - - 修复 rename table 导致表中出现重复列 [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) + - Fix the issue that DDL operations might get stuck after TiDB is restarted [#46751](https://github.com/pingcap/tidb/issues/46751) @[wjhuang2016](https://github.com/wjhuang2016) + - Prohibit split table operations on non-integer clustered indexes [#47350](https://github.com/pingcap/tidb/issues/47350) @[tangenta](https://github.com/tangenta) + - Fix the issue that DDL operations get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) + - Fix the issue of duplicate columns in a table caused by `RENAME TABLE` operations [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) - Fix the panic issue of `batch-client` in `client-go` [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) - Fix the issue that statistics collection on partitioned tables are not killed in time when its memory usage exceeds memory limits [#45706] (https://github.com/pingcap/tidb/issues/45706) @[hawkingrei](https://github.com/hawkingrei) - Fix the issue that query results are inaccurate when queries contain `UNHEX` conditions [#45378](https://github.com/pingcap/tidb/issues/45378) @[qw4990](https://github.com/qw4990) From 6eadf49104bee995eb58cce0bcd714b418164193 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 23 Oct 2023 13:54:51 +0800 Subject: [PATCH 13/25] Apply suggestions from code review Co-authored-by: Ran --- releases/release-7.1.2.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index b02ce10a43683..930c0506a46b8 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -11,11 +11,11 @@ TiDB version: 7.1.2 Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with-tidb) | [Production deployment](https://docs.pingcap.com/tidb/v7.1/production-deployment-using-tiup) | [Installation packages](https://www.pingcap.com/download/?version=v7.1.2#version-list) -## Compatibility changes +## Compatibility changes -- Introduces the [`tidb_opt_enable_hash_join`](https://docs.pingcap.com/tidb/v7.1/system-variables#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) -- Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) -- TiCDC introduces the [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#changefeed-configuration-parameters) configuration item to control the encoding method of binary data, which can be `'base64'` or `'hex'`. The default value is `'base64'` [#9373](https://github.com/pingcap/tiflow/issues/9373) @[CharlesCheung96](https://github.com/CharlesCheung96) +- Introduce the [`tidb_opt_enable_hash_join`](https://docs.pingcap.com/tidb/v7.1/system-variables#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) +- Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) +- TiCDC introduces the [`sink.csv.binary-encoding-method`](/ticdc/ticdc-changefeed-config.md#changefeed-configuration-parameters) configuration item to control the encoding method of binary data in the CSV protocol. The default value is `'base64'` [#9373](https://github.com/pingcap/tiflow/issues/9373) @[CharlesCheung96](https://github.com/CharlesCheung96) - TiCDC introduces the [`large-message-handle-option`](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) configuration item. It is empty by default, which means that the changefeed fails when the message size exceeds the limit of the Kafka topic. When this configuration is set to `"handle-key-only"`, if the message exceeds the size limit, only the handle key will be sent to reduce the message size; if the reduced message still exceeds the limit, then the changefeed fails [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) ## Improvements @@ -44,7 +44,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiFlash - - Add monitoring metrics for the memory usage of index data on Grafana [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) + - Add monitoring metrics for the memory usage of index data in Grafana [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) + Tools @@ -57,7 +57,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiCDC - Optimize several TiCDC monitoring metrics and alarm rules [#9047](https://github.com/pingcap/tiflow/issues/9047) @[asddongmen](https://github.com/asddongmen) - - Kafka Sink supports [sending only handle key data](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) when a message is too large, reducing the size of the message [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) + - Kafka Sink supports [sending only handle key data](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) when a message is too large, avoiding changefeed failure caused by excessive message size [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) - (dup): release-7.4.0.md > Improvements> Tools> TiCDC - Optimize the execution logic of replicating the `ADD INDEX` DDL operations to avoid blocking subsequent DML statements [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) - (dup): release-6.5.4.md > Improvements> Tools> TiCDC - Refine the status message when TiCDC retries after a failure [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) From 9330a02828a24ff906c0c5536c34760abbe5fada Mon Sep 17 00:00:00 2001 From: Ran Date: Mon, 23 Oct 2023 14:48:30 +0800 Subject: [PATCH 14/25] Update releases/release-7.1.2.md --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 930c0506a46b8..863dc8b8f25ac 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -104,7 +104,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue of encoding time fields with incorrect timezone information [#46044](https://github.com/pingcap/tidb/issues/46033) @[tangenta](https://github.com/tangenta) - Fix the issue that DDL statements that fast add indexes would get stuck when `temp-dir` does not exist [#45456](https://github.com/pingcap/tidb/issues/45456) @[tangenta](https://github.com/tangenta) - Fix the issue that upgrading multiple TiDB instances simultaneously might block the upgrade process [#46288](https://github.com/pingcap/tidb/issues/46228) @[zimulala](https://github.com/zimulala) - - 使用 Table ID 为关联分区表各分区为一组，使得 PD 整体进行 split and scatter 分区表。 [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) + - Fix the issue of uneven Region scattering caused by incorrect parameters used in splitting Regions [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) - Fix the issue that DDL operations might get stuck after TiDB is restarted [#46751](https://github.com/pingcap/tidb/issues/46751) @[wjhuang2016](https://github.com/wjhuang2016) - Prohibit split table operations on non-integer clustered indexes [#47350](https://github.com/pingcap/tidb/issues/47350) @[tangenta](https://github.com/tangenta) - Fix the issue that DDL operations get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) From 5630e7e5a37a1385117e6260d00a310e65f59a9f Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 23 Oct 2023 14:53:53 +0800 Subject: [PATCH 15/25] Apply suggestions from code review Co-authored-by: Aolin --- releases/release-7.1.2.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 863dc8b8f25ac..7d999ec34dfb6 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -126,9 +126,9 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue of heartbeat storms by reducing the number of store heartbeat retries [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery does not abort on timeout [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that encryption might cause data corruption during partial write [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) - - Fix the issue that TiKV panics due to corrupted metadata [#13311](https://github.com/tikv/tikv/issues/13311) @[cfzjywxk](https://github.com/cfzjywxk) + - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the TiKV panic issue caused by incorrect metadata of Region [#13311](https://github.com/tikv/tikv/issues/13311) @[cfzjywxk](https://github.com/cfzjywxk) - Fix the issue that requests of the TiDB Lightning checksum coprocessor time out when there is online workload [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) - - Fix the issue that moving a peer might cause the performance of the follower read to deteriorate [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) + - Fix the issue that moving a peer might cause the performance of the Follower Read to deteriorate [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) + PD @@ -151,7 +151,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiFlash - - Fix the issue that the memory usage reported by MemoryTracker is not accurate when read pool is enabled [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) + - Fix the issue that the memory usage reported by MemoryTracker is inaccurate [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that TiFlash data is inconsistent due to invalid range keys of a region [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that queries fail after `fsp` is changed for `DATETIME`, `TIMESTAMP`, or `TIME` data type [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) - (dup): release-7.3.0.md > Bug fixes> TiFlash - Fix the issue that when there are multiple HashAgg operators within the same MPP task, the compilation of the MPP task might take an excessively long time, severely affecting query performance [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) @@ -166,14 +166,14 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue of restore failures by increasing the default values of the global parameters `TableColumnCountLimit` and `IndexLimit` used by BR to their maximum values [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) - - Fix the issue that the CLI client scan gets stuck after data restoration [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) + - Fix the issue that the br CLI client gets stuck when scanning restored data [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) - Fix the issue that PITR might skip restoring the `CREATE INDEX` DDL statement [#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) - Fix the issue that running PITR multiple times within 1 minute might cause data loss [#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) + TiCDC - Fix the issue that a replication task in an abnormal state blocks upstream GC [#9543](https://github.com/pingcap/tiflow/issues/9543) @[CharlesCheung96](https://github.com/CharlesCheung96) - - Fix the issue that replicating data to an object store might cause data inconsistency [#9592](https://github.com/pingcap/tiflow/issues/9592) @[CharlesCheung96](https://github.com/CharlesCheung96) + - Fix the issue that replicating data to an object storage might cause data inconsistency [#9592](https://github.com/pingcap/tiflow/issues/9592) @[CharlesCheung96](https://github.com/CharlesCheung96) - Fix the issue that enabling `redo-resolved-ts` might cause changefeed to fail [#9769](https://github.com/pingcap/tiflow/issues/9769) @[CharlesCheung96](https://github.com/CharlesCheung96) - Fix the issue that fetching wrong memory information might cause OOM issues in some operating systems [#9762](https://github.com/pingcap/tiflow/issues/9762) @[sdojjy](https://github.com/sdojjy) - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue of uneven distribution of write keys among nodes when `scale-out` is enabled [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) From adcde7faa7aa18cd7807c23fafbfaefa84be9069 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 23 Oct 2023 15:15:44 +0800 Subject: [PATCH 16/25] Update releases/release-7.1.2.md Co-authored-by: Grace Cai --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 7d999ec34dfb6..49c267caba2f7 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -161,7 +161,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + Backup & Restore (BR) - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering implicit primary keys using PITR might cause conflicts [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - - (dup): release-6.5.5.md > 错误修复> Tools> Backup & Restore (BR) - 修复 GCS 上 PITR 恢复失败的问题 [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) + - (dup): release-6.5.5.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that PITR fails to recover data from GCS [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the potential error in fine-grained backup phase in RawKV mode [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) From 16b8f665b9232d82fdc0d839124b4cd878194f07 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 23 Oct 2023 15:59:11 +0800 Subject: [PATCH 17/25] Apply suggestions from code review --- releases/release-7.1.2.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 49c267caba2f7..3612b92e64834 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -23,7 +23,6 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB - (dup): release-6.5.5.md > Improvements> TiDB - Add new optimizer hints, including [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-), [`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-), [`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-), [`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-), and [`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and end of the upgrade status for TiDB nodes [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) @@ -110,7 +109,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue that DDL operations get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) - Fix the issue of duplicate columns in a table caused by `RENAME TABLE` operations [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) - Fix the panic issue of `batch-client` in `client-go` [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) - - Fix the issue that statistics collection on partitioned tables are not killed in time when its memory usage exceeds memory limits [#45706] (https://github.com/pingcap/tidb/issues/45706) @[hawkingrei](https://github.com/hawkingrei) + - Fix the issue that statistics collection on partitioned tables is not killed in time when its memory usage exceeds memory limits [#45706](https://github.com/pingcap/tidb/issues/45706) @[hawkingrei](https://github.com/hawkingrei) - Fix the issue that query results are inaccurate when queries contain `UNHEX` conditions [#45378](https://github.com/pingcap/tidb/issues/45378) @[qw4990](https://github.com/qw4990) - Fix the issue that TiDB returns `Can't find column` for queries with `GROUP_CONCAT` [#41957](https://github.com/pingcap/tidb/issues/41957) @[AilinKid](https://github.com/AilinKid) From 5e4f22987abf58bb11f4261204ac1294ea227805 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 23 Oct 2023 15:59:33 +0800 Subject: [PATCH 18/25] Update releases/release-7.1.2.md Co-authored-by: xixirangrang --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 3612b92e64834..5b101350d2a8b 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -211,4 +211,4 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB Binlog - - (dup): release-4.0.16.md > Bug fixes> Tools> TiDB Binlog - Fix the bug that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file + - (dup): release-4.0.16.md > Bug fixes> Tools> TiDB Binlog - Fix the issue that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file From d854fe15bc4d1d911eed153fd5a25840bf98eddf Mon Sep 17 00:00:00 2001 From: Ran Date: Mon, 23 Oct 2023 16:09:23 +0800 Subject: [PATCH 19/25] Apply suggestions from code review Co-authored-by: Grace Cai --- releases/release-7.1.2.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 5b101350d2a8b..1b33334411a41 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -98,15 +98,15 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that TiDB recovers slowly after a panic when `AUTO_ID_CACHE=1` is set [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) - Fix the issue that the Sort operator might cause TiDB to crash during the spill process [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) - Fix the issue of duplicate primary keys when using BR to restore non-clustered index tables with `AUTO_ID_CACHE=1` [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) - - Fix the issue that the query might report an error when querying partitioned tables in static partition pruning mode and the execution plan contains `IndexLookUp` [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that the query might report an error when querying partitioned tables in static pruning mode and the execution plan contains `IndexLookUp` [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) - Fix the issue that inserting data into a partitioned table might fail after exchanging partitions between the partition table and a table with placement policies [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) - Fix the issue of encoding time fields with incorrect timezone information [#46044](https://github.com/pingcap/tidb/issues/46033) @[tangenta](https://github.com/tangenta) - - Fix the issue that DDL statements that fast add indexes would get stuck when `temp-dir` does not exist [#45456](https://github.com/pingcap/tidb/issues/45456) @[tangenta](https://github.com/tangenta) + - Fix the issue that DDL statements that fast add indexes would get stuck when the `tmp` directory does not exist [#45456](https://github.com/pingcap/tidb/issues/45456) @[tangenta](https://github.com/tangenta) - Fix the issue that upgrading multiple TiDB instances simultaneously might block the upgrade process [#46288](https://github.com/pingcap/tidb/issues/46228) @[zimulala](https://github.com/zimulala) - Fix the issue of uneven Region scattering caused by incorrect parameters used in splitting Regions [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) - Fix the issue that DDL operations might get stuck after TiDB is restarted [#46751](https://github.com/pingcap/tidb/issues/46751) @[wjhuang2016](https://github.com/wjhuang2016) - Prohibit split table operations on non-integer clustered indexes [#47350](https://github.com/pingcap/tidb/issues/47350) @[tangenta](https://github.com/tangenta) - - Fix the issue that DDL operations get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) + - Fix the issue that DDL operations might get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) - Fix the issue of duplicate columns in a table caused by `RENAME TABLE` operations [#47064](https://github.com/pingcap/tidb/issues/47064)@[jiyfhust](https://github.com/jiyfhust) - Fix the panic issue of `batch-client` in `client-go` [#47691](https://github.com/pingcap/tidb/issues/47691) @[crazycs520](https://github.com/crazycs520) - Fix the issue that statistics collection on partitioned tables is not killed in time when its memory usage exceeds memory limits [#45706](https://github.com/pingcap/tidb/issues/45706) @[hawkingrei](https://github.com/hawkingrei) From 2274657aa807554fcfe1fc4e169459e8940fbf74 Mon Sep 17 00:00:00 2001 From: qiancai Date: Mon, 23 Oct 2023 16:45:58 +0800 Subject: [PATCH 20/25] clean the tw and dup info --- releases/release-7.1.2.md | 207 +++++++++++++++++++------------------- 1 file changed, 103 insertions(+), 104 deletions(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 1b33334411a41..ac7ff84bdeb5d 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -11,7 +11,7 @@ TiDB version: 7.1.2 Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with-tidb) | [Production deployment](https://docs.pingcap.com/tidb/v7.1/production-deployment-using-tiup) | [Installation packages](https://www.pingcap.com/download/?version=v7.1.2#version-list) -## Compatibility changes +## Compatibility changes - Introduce the [`tidb_opt_enable_hash_join`](https://docs.pingcap.com/tidb/v7.1/system-variables#tidb_opt_enable_hash_join-new-in-v712) system variable to control whether the optimizer selects hash joins for tables [#46695](https://github.com/pingcap/tidb/issues/46695) @[coderplay](https://github.com/coderplay) - Disable periodic compaction of RocksDB by default, so that the default behavior of TiKV RocksDB is now consistent with that in versions before v6.5.0. This change prevents potential performance impact caused by a significant number of compactions after upgrading. In addition, TiKV introduces two new configuration items [`rocksdb.[defaultcf|writecf|lockcf].periodic-compaction-seconds`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#periodic-compaction-seconds-new-in-v712) and [`rocksdb.[defaultcf|writecf|lockcf].ttl`](https://docs.pingcap.com/tidb/v7.1/tikv-configuration-file#ttl-new-in-v712), enabling you to manually configure periodic compaction of RocksDB [#15355](https://github.com/tikv/tikv/issues/15355) @[LykxSassinator](https://github.com/LykxSassinator) @@ -20,28 +20,28 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- ## Improvements -+ TiDB ++ TiDB - - (dup): release-6.5.5.md > Improvements> TiDB - Add new optimizer hints, including [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-), [`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-), [`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-), [`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-), and [`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - - (dup): release-6.5.5.md > Improvements> TiDB - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + - Add new optimizer hints, including [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-), [`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-), [`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-), [`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-), and [`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - Add request source information related to the coprocessor [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) - Add the `/upgrade/start` and `upgrade/finish` APIs to mark the start and end of the upgrade status for TiDB nodes [#47172](https://github.com/pingcap/tidb/issues/47172) @[zimulala](https://github.com/zimulala) + TiKV - - (dup): release-6.5.5.md > Improvements> TiKV - Optimize the compaction mechanism: when a Region is split, if there is no key to split, a compaction is triggered to eliminate excessive MVCC versions [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - (dup): release-7.4.0.md > Improvements> TiKV - Eliminate LRUCache in Router objects to reduce memory usage and prevent OOM [#15430](https://github.com/tikv/tikv/issues/15430) @[Connor1996](https://github.com/Connor1996) - - (dup): release-7.3.0.md > Improvements> TiKV - Add the `Max gap of safe-ts` and `Min safe ts region` metrics and introduce the `tikv-ctl get-region-read-progress` command to better observe and diagnose the status of resolved-ts and safe-ts [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - (dup): release-6.5.4.md > Improvements> TiKV - Expose some RocksDB configurations in TiKV that allow users to disable features such as TTL and periodic compaction [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) - - (dup): release-7.4.0.md > Improvements> TiKV - Add the backoff mechanism for the PD client in the process of connection retries, which gradually increases retry intervals during error retries to reduce PD pressure [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - - (dup): release-6.5.4.md > Improvements> TiKV - Avoid holding mutex when writing Titan manifest files to prevent affecting other threads [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - - (dup): release-7.4.0.md > Improvements> TiKV - Optimize memory usage of Resolver to prevent OOM [#15458](https://github.com/tikv/tikv/issues/15458) @[overvenus](https://github.com/overvenus) + - Optimize the compaction mechanism: when a Region is split, if there is no key to split, a compaction is triggered to eliminate excessive MVCC versions [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - Eliminate LRUCache in Router objects to reduce memory usage and prevent OOM [#15430](https://github.com/tikv/tikv/issues/15430) @[Connor1996](https://github.com/Connor1996) + - Add the `Max gap of safe-ts` and `Min safe ts region` metrics and introduce the `tikv-ctl get-region-read-progress` command to better observe and diagnose the status of resolved-ts and safe-ts [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - Expose some RocksDB configurations in TiKV that allow users to disable features such as TTL and periodic compaction [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) + - Add the backoff mechanism for the PD client in the process of connection retries, which gradually increases retry intervals during error retries to reduce PD pressure [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + - Avoid holding mutex when writing Titan manifest files to prevent affecting other threads [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - Optimize memory usage of Resolver to prevent OOM [#15458](https://github.com/tikv/tikv/issues/15458) @[overvenus](https://github.com/overvenus) -+ PD ++ PD - Optimize the backoff mechanism in the PD caller to reduce the frequency of RPC requests when a call fails [#6556](https://github.com/tikv/pd/issues/6556) @[nolouch](https://github.com/nolouch) @[rleungx](https://github.com/rleungx) @[HuSharp](https://github.com/HuSharp) - Introduce the cancel mechanism for the `GetRegions` interface to release CPU and memory in time when the caller is disconnected [#6835](https://github.com/tikv/pd/issues/6835) @[lhy1024](https://github.com/lhy1024) -+ TiFlash ++ TiFlash - Add monitoring metrics for the memory usage of index data in Grafana [#8050](https://github.com/pingcap/tiflash/issues/8050) @[hongyunyan](https://github.com/hongyunyan) @@ -49,53 +49,53 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + Backup & Restore (BR) - - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Enhance support for connection reuse of log backup and PITR restore tasks by setting `MaxIdleConns` and `MaxIdleConnsPerHost` parameters in the HTTP client [#46011](https://github.com/pingcap/tidb/issues/46011) @[Leavrth](https://github.com/Leavrth) - - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Reduce the CPU overhead of log backup `resolve lock` [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) - - (dup): release-7.4.0.md > Improvements> Tools> Backup & Restore (BR) - Add a new restore parameter `WaitTiflashReady`. When this parameter is enabled, the restore operation will be completed after TiFlash replicas are successfully replicated [#43828](https://github.com/pingcap/tidb/issues/43828) [#46302](https://github.com/pingcap/tidb/issues/46302) @[3pointer](https://github.com/3pointer) + - Enhance support for connection reuse of log backup and PITR restore tasks by setting `MaxIdleConns` and `MaxIdleConnsPerHost` parameters in the HTTP client [#46011](https://github.com/pingcap/tidb/issues/46011) @[Leavrth](https://github.com/Leavrth) + - Reduce the CPU overhead of log backup `resolve lock` [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + - Add a new restore parameter `WaitTiflashReady`. When this parameter is enabled, the restore operation will be completed after TiFlash replicas are successfully replicated [#43828](https://github.com/pingcap/tidb/issues/43828) [#46302](https://github.com/pingcap/tidb/issues/46302) @[3pointer](https://github.com/3pointer) - + TiCDC + + TiCDC - Optimize several TiCDC monitoring metrics and alarm rules [#9047](https://github.com/pingcap/tiflow/issues/9047) @[asddongmen](https://github.com/asddongmen) - Kafka Sink supports [sending only handle key data](/ticdc/ticdc-sink-to-kafka.md#handle-messages-that-exceed-the-kafka-topic-limit) when a message is too large, avoiding changefeed failure caused by excessive message size [#9680](https://github.com/pingcap/tiflow/issues/9680) @[3AceShowHand](https://github.com/3AceShowHand) - - (dup): release-7.4.0.md > Improvements> Tools> TiCDC - Optimize the execution logic of replicating the `ADD INDEX` DDL operations to avoid blocking subsequent DML statements [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > Improvements> Tools> TiCDC - Refine the status message when TiCDC retries after a failure [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) + - Optimize the execution logic of replicating the `ADD INDEX` DDL operations to avoid blocking subsequent DML statements [#9644](https://github.com/pingcap/tiflow/issues/9644) @[sdojjy](https://github.com/sdojjy) + - Refine the status message when TiCDC retries after a failure [#9483](https://github.com/pingcap/tiflow/issues/9483) @[asddongmen](https://github.com/asddongmen) + TiDB Data Migration (DM) - - (dup): release-6.5.4.md > Improvements> Tools> TiDB Data Migration (DM) - Support strict optimistic mode for incompatible DDL statements [#9112](https://github.com/pingcap/tiflow/issues/9112) @[GMHDBJD](https://github.com/GMHDBJD) + - Support strict optimistic mode for incompatible DDL statements [#9112](https://github.com/pingcap/tiflow/issues/9112) @[GMHDBJD](https://github.com/GMHDBJD) + TiDB Lightning - Change the default value of `checksum-via-sql` to `false` to improve the performance of import tasks [#45368](https://github.com/pingcap/tidb/issues/45368) [#45094](https://github.com/pingcap/tidb/issues/45094) @[GMHDBJD](https://github.com/GMHDBJD) - - (dup): release-7.4.0.md > Improvements> Tools> TiDB Lightning - Optimize the retry logic of TiDB Lightning for the `no leader` error during the data import phase [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) + - Optimize the retry logic of TiDB Lightning for the `no leader` error during the data import phase [#46253](https://github.com/pingcap/tidb/issues/46253) @[lance6716](https://github.com/lance6716) ## Bug fixes -+ TiDB - - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `GROUP_CONCAT` cannot parse the `ORDER BY` column [#41986](https://github.com/pingcap/tidb/issues/41986) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the issue that querying the system table `INFORMATION_SCHEMA.TIKV_REGION_STATUS` returns incorrect results in some cases [#45531](https://github.com/pingcap/tidb/issues/45531) @[Defined2014](https://github.com/Defined2014) - - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the issue that upgrading TiDB gets stuck when reading metadata takes longer than one DDL lease [#45176](https://github.com/pingcap/tidb/issues/45176) @[zimulala](https://github.com/zimulala) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that executing DML statements with CTE can cause panic [#46083](https://github.com/pingcap/tidb/issues/46083) @[winoros](https://github.com/winoros) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue of not being able to detect data that does not comply with partition definitions during partition exchange [#46492](https://github.com/pingcap/tidb/issues/46492) @[mjonss](https://github.com/mjonss) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the results of `MERGE_JOIN` are incorrect [#46580](https://github.com/pingcap/tidb/issues/46580) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the incorrect result that occurs when comparing unsigned types with `Duration` type constants [#45410](https://github.com/pingcap/tidb/issues/45410) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `Duplicate entry` might occur when `AUTO_ID_CACHE=1` is set [#46444](https://github.com/pingcap/tidb/issues/46444) @[tiancaiamao](https://github.com/tiancaiamao) - - (dup): release-7.3.0.md > Bug fixes> TiDB - Fix the memory leak issue when TTL is running [#45510](https://github.com/pingcap/tidb/issues/45510) @[lcwangchao](https://github.com/lcwangchao) - - (dup): release-6.5.4.md > Bug fixes> TiDB - Fix the issue that killing a connection might cause go coroutine leaks [#46034](https://github.com/pingcap/tidb/issues/46034) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that an error in Index Join might cause the query to get stuck [#45716](https://github.com/pingcap/tidb/issues/45716) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `BatchPointGet` operator returns incorrect results for hash partitioned tables [#46779](https://github.com/pingcap/tidb/issues/46779) @[jiyfhust](https://github.com/jiyfhust) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that restrictions on partitioned tables remain on the original table when `EXCHANGE PARTITION` fails or is canceled [#45920](https://github.com/pingcap/tidb/issues/45920) [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `TIDB_INLJ` hint does not take effect when joining two sub-queries [#46160](https://github.com/pingcap/tidb/issues/46160) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the behavior is inconsistent with MySQL when comparing a `DATETIME` or `TIMESTAMP` column with a number constant [#38361](https://github.com/pingcap/tidb/issues/38361) @[yibin87](https://github.com/yibin87) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that HashCode is repeatedly calculated for deeply nested expressions, which causes high memory usage and OOM [#42788](https://github.com/pingcap/tidb/issues/42788) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that access path pruning logic ignores the `READ_FROM_STORAGE(TIFLASH[...])` hint, which causes the `Can't find a proper physical plan` error [#40146](https://github.com/pingcap/tidb/issues/40146) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `cast(col)=range` condition causes FullScan when CAST has no precision loss [#45199](https://github.com/pingcap/tidb/issues/45199) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that `plan replayer dump explain` reports an error [#46197](https://github.com/pingcap/tidb/issues/46197) @[time-and-fate](https://github.com/time-and-fate) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the `tmp-storage-quota` configuration does not take effect [#45161](https://github.com/pingcap/tidb/issues/45161) [#26806](https://github.com/pingcap/tidb/issues/26806) @[wshwsh12](https://github.com/wshwsh12) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that the TiDB parser remains in a state and causes parsing failure [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that when Aggregation is pushed down through Union in MPP execution plans, the results are incorrect [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) - - (dup): release-7.4.0.md > Bug fixes> TiDB - Fix the issue that TiDB recovers slowly after a panic when `AUTO_ID_CACHE=1` is set [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) ++ TiDB + + - Fix the issue that `GROUP_CONCAT` cannot parse the `ORDER BY` column [#41986](https://github.com/pingcap/tidb/issues/41986) @[AilinKid](https://github.com/AilinKid) + - Fix the issue that querying the system table `INFORMATION_SCHEMA.TIKV_REGION_STATUS` returns incorrect results in some cases [#45531](https://github.com/pingcap/tidb/issues/45531) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that upgrading TiDB gets stuck when reading metadata takes longer than one DDL lease [#45176](https://github.com/pingcap/tidb/issues/45176) @[zimulala](https://github.com/zimulala) + - Fix the issue that executing DML statements with CTE can cause panic [#46083](https://github.com/pingcap/tidb/issues/46083) @[winoros](https://github.com/winoros) + - Fix the issue of not being able to detect data that does not comply with partition definitions during partition exchange [#46492](https://github.com/pingcap/tidb/issues/46492) @[mjonss](https://github.com/mjonss) + - Fix the issue that the results of `MERGE_JOIN` are incorrect [#46580](https://github.com/pingcap/tidb/issues/46580) @[qw4990](https://github.com/qw4990) + - Fix the incorrect result that occurs when comparing unsigned types with `Duration` type constants [#45410](https://github.com/pingcap/tidb/issues/45410) @[wshwsh12](https://github.com/wshwsh12) + - Fix the issue that `Duplicate entry` might occur when `AUTO_ID_CACHE=1` is set [#46444](https://github.com/pingcap/tidb/issues/46444) @[tiancaiamao](https://github.com/tiancaiamao) + - Fix the memory leak issue when TTL is running [#45510](https://github.com/pingcap/tidb/issues/45510) @[lcwangchao](https://github.com/lcwangchao) + - Fix the issue that killing a connection might cause go coroutine leaks [#46034](https://github.com/pingcap/tidb/issues/46034) @[pingyu](https://github.com/pingyu) + - Fix the issue that an error in Index Join might cause the query to get stuck [#45716](https://github.com/pingcap/tidb/issues/45716) @[wshwsh12](https://github.com/wshwsh12) + - Fix the issue that the `BatchPointGet` operator returns incorrect results for hash partitioned tables [#46779](https://github.com/pingcap/tidb/issues/46779) @[jiyfhust](https://github.com/jiyfhust) + - Fix the issue that restrictions on partitioned tables remain on the original table when `EXCHANGE PARTITION` fails or is canceled [#45920](https://github.com/pingcap/tidb/issues/45920) [#45791](https://github.com/pingcap/tidb/issues/45791) @[mjonss](https://github.com/mjonss) + - Fix the issue that the `TIDB_INLJ` hint does not take effect when joining two sub-queries [#46160](https://github.com/pingcap/tidb/issues/46160) @[qw4990](https://github.com/qw4990) + - Fix the issue that the behavior is inconsistent with MySQL when comparing a `DATETIME` or `TIMESTAMP` column with a number constant [#38361](https://github.com/pingcap/tidb/issues/38361) @[yibin87](https://github.com/yibin87) + - Fix the issue that HashCode is repeatedly calculated for deeply nested expressions, which causes high memory usage and OOM [#42788](https://github.com/pingcap/tidb/issues/42788) @[AilinKid](https://github.com/AilinKid) + - Fix the issue that access path pruning logic ignores the `READ_FROM_STORAGE(TIFLASH[...])` hint, which causes the `Can't find a proper physical plan` error [#40146](https://github.com/pingcap/tidb/issues/40146) @[AilinKid](https://github.com/AilinKid) + - Fix the issue that the `cast(col)=range` condition causes FullScan when CAST has no precision loss [#45199](https://github.com/pingcap/tidb/issues/45199) @[AilinKid](https://github.com/AilinKid) + - Fix the issue that `plan replayer dump explain` reports an error [#46197](https://github.com/pingcap/tidb/issues/46197) @[time-and-fate](https://github.com/time-and-fate) + - Fix the issue that the `tmp-storage-quota` configuration does not take effect [#45161](https://github.com/pingcap/tidb/issues/45161) [#26806](https://github.com/pingcap/tidb/issues/26806) @[wshwsh12](https://github.com/wshwsh12) + - Fix the issue that the TiDB parser remains in a state and causes parsing failure [#45898](https://github.com/pingcap/tidb/issues/45898) @[qw4990](https://github.com/qw4990) + - Fix the issue that when Aggregation is pushed down through Union in MPP execution plans, the results are incorrect [#45850](https://github.com/pingcap/tidb/issues/45850) @[AilinKid](https://github.com/AilinKid) + - Fix the issue that TiDB recovers slowly after a panic when `AUTO_ID_CACHE=1` is set [#46454](https://github.com/pingcap/tidb/issues/46454) @[tiancaiamao](https://github.com/tiancaiamao) - Fix the issue that the Sort operator might cause TiDB to crash during the spill process [#47538](https://github.com/pingcap/tidb/issues/47538) @[windtalker](https://github.com/windtalker) - Fix the issue of duplicate primary keys when using BR to restore non-clustered index tables with `AUTO_ID_CACHE=1` [#46093](https://github.com/pingcap/tidb/issues/46093) @[tiancaiamao](https://github.com/tiancaiamao) - Fix the issue that the query might report an error when querying partitioned tables in static pruning mode and the execution plan contains `IndexLookUp` [#45757](https://github.com/pingcap/tidb/issues/45757) @[Defined2014](https://github.com/Defined2014) @@ -113,23 +113,23 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue that query results are inaccurate when queries contain `UNHEX` conditions [#45378](https://github.com/pingcap/tidb/issues/45378) @[qw4990](https://github.com/qw4990) - Fix the issue that TiDB returns `Can't find column` for queries with `GROUP_CONCAT` [#41957](https://github.com/pingcap/tidb/issues/41957) @[AilinKid](https://github.com/AilinKid) -+ TiKV - - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that the `ttl-check-poll-interval` configuration item does not take effect on RawKV API V2 [#15142](https://github.com/tikv/tikv/issues/15142) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the data error of continuously increasing raftstore-applys [#15371](https://github.com/tikv/tikv/issues/15371) @[Connor1996](https://github.com/Connor1996) - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that the QPS drops to zero in the sync-recover phase under the Data Replication Auto Synchronous mode [#14975](https://github.com/tikv/tikv/issues/14975) @[nolouch](https://github.com/nolouch) - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the data inconsistency issue that might occur when one TiKV node is isolated and another node is restarted [#15035](https://github.com/tikv/tikv/issues/15035) @[overvenus](https://github.com/overvenus) - - (dup): release-6.5.5.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery cannot handle merge abort [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) - - (dup): release-6.5.5.md > Bug fixes> TiKV - Fix the issue that network interruption between PD and TiKV might cause PITR to get stuck [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that Region Merge might be blocked after executing `FLASHBACK` [#15258](https://github.com/tikv/tikv/issues/15258) @[overvenus](https://github.com/overvenus) - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue of heartbeat storms by reducing the number of store heartbeat retries [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) - - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the issue that Online Unsafe Recovery does not abort on timeout [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) - - (dup): release-6.5.4.md > Bug fixes> TiKV - Fix the issue that encryption might cause data corruption during partial write [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) - - (dup): release-7.4.0.md > Bug fixes> TiKV - Fix the TiKV panic issue caused by incorrect metadata of Region [#13311](https://github.com/tikv/tikv/issues/13311) @[cfzjywxk](https://github.com/cfzjywxk) ++ TiKV + + - Fix the issue that the `ttl-check-poll-interval` configuration item does not take effect on RawKV API V2 [#15142](https://github.com/tikv/tikv/issues/15142) @[pingyu](https://github.com/pingyu) + - Fix the data error of continuously increasing raftstore-applys [#15371](https://github.com/tikv/tikv/issues/15371) @[Connor1996](https://github.com/Connor1996) + - Fix the issue that the QPS drops to zero in the sync-recover phase under the Data Replication Auto Synchronous mode [#14975](https://github.com/tikv/tikv/issues/14975) @[nolouch](https://github.com/nolouch) + - Fix the data inconsistency issue that might occur when one TiKV node is isolated and another node is restarted [#15035](https://github.com/tikv/tikv/issues/15035) @[overvenus](https://github.com/overvenus) + - Fix the issue that Online Unsafe Recovery cannot handle merge abort [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) + - Fix the issue that network interruption between PD and TiKV might cause PITR to get stuck [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) + - Fix the issue that Region Merge might be blocked after executing `FLASHBACK` [#15258](https://github.com/tikv/tikv/issues/15258) @[overvenus](https://github.com/overvenus) + - Fix the issue of heartbeat storms by reducing the number of store heartbeat retries [#15184](https://github.com/tikv/tikv/issues/15184) @[nolouch](https://github.com/nolouch) + - Fix the issue that Online Unsafe Recovery does not abort on timeout [#15346](https://github.com/tikv/tikv/issues/15346) @[Connor1996](https://github.com/Connor1996) + - Fix the issue that encryption might cause data corruption during partial write [#15080](https://github.com/tikv/tikv/issues/15080) @[tabokie](https://github.com/tabokie) + - Fix the TiKV panic issue caused by incorrect metadata of Region [#13311](https://github.com/tikv/tikv/issues/13311) @[cfzjywxk](https://github.com/cfzjywxk) - Fix the issue that requests of the TiDB Lightning checksum coprocessor time out when there is online workload [#15565](https://github.com/tikv/tikv/issues/15565) @[lance6716](https://github.com/lance6716) - Fix the issue that moving a peer might cause the performance of the Follower Read to deteriorate [#15468](https://github.com/tikv/tikv/issues/15468) @[YuJuncen](https://github.com/YuJuncen) -+ PD ++ PD - Fix the issue that hot Regions might not be scheduled in the v2 scheduler algorithm [#6645](https://github.com/tikv/pd/issues/6645) @[lhy1024](https://github.com/lhy1024) - Fix the issue that the TLS handshake might cause high CPU usage in an empty cluster [#6913](https://github.com/tikv/pd/issues/6913) @[nolouch](https://github.com/nolouch) @@ -143,72 +143,71 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue that `evict-leader-scheduler` might lose configuration [#6897](https://github.com/tikv/pd/issues/6897) @[HuSharp](https://github.com/HuSharp) - Fix potential security risks of the plugin directory and files [#7094](https://github.com/tikv/pd/issues/7094) @[HuSharp](https://github.com/HuSharp) - Fix the issue that DDL might not guarantee atomicity after enabling resource control [#45050](https://github.com/pingcap/tidb/issues/45050) @[glorv](https://github.com/glorv) - - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that unhealthy peers cannot be removed when rule checker selects peers [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) - - (dup): release-7.3.0.md > Bug fixes> PD - Fix the issue that when etcd is already started but the client has not yet connected to it, calling the client might cause PD to panic [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) - - (dup): release-7.4.0.md > Bug fixes> PD - Fix the issue that RU consumption less than 0 causes PD to crash [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) - - (dup): release-7.4.0.md > Bug fixes> PD - Fix the issue that the client-go regularly updating `min-resolved-ts` might cause PD OOM when the cluster is large [#46664](https://github.com/pingcap/tidb/issues/46664) @[HuSharp](https://github.com/HuSharp) + - Fix the issue that unhealthy peers cannot be removed when rule checker selects peers [#6559](https://github.com/tikv/pd/issues/6559) @[nolouch](https://github.com/nolouch) + - Fix the issue that when etcd is already started but the client has not yet connected to it, calling the client might cause PD to panic [#6860](https://github.com/tikv/pd/issues/6860) @[HuSharp](https://github.com/HuSharp) + - Fix the issue that RU consumption less than 0 causes PD to crash [#6973](https://github.com/tikv/pd/issues/6973) @[CabinfeverB](https://github.com/CabinfeverB) + - Fix the issue that the client-go regularly updating `min-resolved-ts` might cause PD OOM when the cluster is large [#46664](https://github.com/pingcap/tidb/issues/46664) @[HuSharp](https://github.com/HuSharp) -+ TiFlash ++ TiFlash - Fix the issue that the memory usage reported by MemoryTracker is inaccurate [#8128](https://github.com/pingcap/tiflash/issues/8128) @[JinheLin](https://github.com/JinheLin) - - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that TiFlash data is inconsistent due to invalid range keys of a region [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) - - (dup): release-6.5.4.md > Bug fixes> TiFlash - Fix the issue that queries fail after `fsp` is changed for `DATETIME`, `TIMESTAMP`, or `TIME` data type [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) - - (dup): release-7.3.0.md > Bug fixes> TiFlash - Fix the issue that when there are multiple HashAgg operators within the same MPP task, the compilation of the MPP task might take an excessively long time, severely affecting query performance [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) + - Fix the issue that TiFlash data is inconsistent due to invalid range keys of a region [#7762](https://github.com/pingcap/tiflash/issues/7762) @[lidezhu](https://github.com/lidezhu) + - Fix the issue that queries fail after `fsp` is changed for `DATETIME`, `TIMESTAMP`, or `TIME` data type [#7809](https://github.com/pingcap/tiflash/issues/7809) @[JaySon-Huang](https://github.com/JaySon-Huang) + - Fix the issue that when there are multiple HashAgg operators within the same MPP task, the compilation of the MPP task might take an excessively long time, severely affecting query performance [#7810](https://github.com/pingcap/tiflash/issues/7810) @[SeaRise](https://github.com/SeaRise) + Tools - + Backup & Restore (BR) + + Backup & Restore (BR) - - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering implicit primary keys using PITR might cause conflicts [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - - (dup): release-6.5.5.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that PITR fails to recover data from GCS [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) - - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the potential error in fine-grained backup phase in RawKV mode [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) - - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - - (dup): release-7.4.0.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - - (dup): release-6.5.4.md > Bug fixes> Tools> Backup & Restore (BR) - Fix the issue of restore failures by increasing the default values of the global parameters `TableColumnCountLimit` and `IndexLimit` used by BR to their maximum values [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) + - Fix the issue that recovering implicit primary keys using PITR might cause conflicts [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) + - Fix the issue that PITR fails to recover data from GCS [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) + - Fix the potential error in fine-grained backup phase in RawKV mode [#37085](https://github.com/pingcap/tidb/issues/37085) @[pingyu](https://github.com/pingyu) + - Fix the issue that recovering meta-kv using PITR might cause errors [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) + - Fix the errors in BR integration test cases [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) + - Fix the issue of restore failures by increasing the default values of the global parameters `TableColumnCountLimit` and `IndexLimit` used by BR to their maximum values [#45793](https://github.com/pingcap/tidb/issues/45793) @[Leavrth](https://github.com/Leavrth) - Fix the issue that the br CLI client gets stuck when scanning restored data [#45476](https://github.com/pingcap/tidb/issues/45476) @[3pointer](https://github.com/3pointer) - Fix the issue that PITR might skip restoring the `CREATE INDEX` DDL statement [#47482](https://github.com/pingcap/tidb/issues/47482) @[Leavrth](https://github.com/Leavrth) - Fix the issue that running PITR multiple times within 1 minute might cause data loss [#15483](https://github.com/tikv/tikv/issues/15483) @[YuJuncen](https://github.com/YuJuncen) - + TiCDC + + TiCDC - Fix the issue that a replication task in an abnormal state blocks upstream GC [#9543](https://github.com/pingcap/tiflow/issues/9543) @[CharlesCheung96](https://github.com/CharlesCheung96) - Fix the issue that replicating data to an object storage might cause data inconsistency [#9592](https://github.com/pingcap/tiflow/issues/9592) @[CharlesCheung96](https://github.com/CharlesCheung96) - Fix the issue that enabling `redo-resolved-ts` might cause changefeed to fail [#9769](https://github.com/pingcap/tiflow/issues/9769) @[CharlesCheung96](https://github.com/CharlesCheung96) - Fix the issue that fetching wrong memory information might cause OOM issues in some operating systems [#9762](https://github.com/pingcap/tiflow/issues/9762) @[sdojjy](https://github.com/sdojjy) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue of uneven distribution of write keys among nodes when `scale-out` is enabled [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that sensitive user information is recorded in the logs [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC might incorrectly synchronize rename DDL operations [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that upstream TiDB GC is blocked after all changefeeds are removed [#9633](https://github.com/pingcap/tiflow/issues/9633) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC replication tasks might fail in some corner cases [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) - - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue of high TiCDC replication latency caused by network isolation of PD nodes [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC accesses the invalid old address during PD scaling up and down [#9584](https://github.com/pingcap/tiflow/issues/9584) @[fubinzh](https://github.com/fubinzh) @[asddongmen](https://github.com/asddongmen) - - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC cannot recover quickly from TiKV node failures when there are a lot of Regions upstream [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.5.md > Bug fixes> Tools> TiCDC - Fix the issue that TiCDC incorrectly changes the `UPDATE` operation to `INSERT` when using the CSV format [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that a replication error occurs when multiple tables are renamed in the same DDL statement on the upstream [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task fails due to short retry intervals when synchronizing to Kafka [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiCDC - Fix the issue that replication write conflicts might occur when the unique keys for multiple rows are modified in one transaction on the upstream [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task might get stuck when the downstream encounters a short-term failure [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiCDC - Fix the issue that the replication task might get stuck when the downstream encounters an error and retries [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + - Fix the issue of uneven distribution of write keys among nodes when `scale-out` is enabled [#9665](https://github.com/pingcap/tiflow/issues/9665) @[sdojjy](https://github.com/sdojjy) + - Fix the issue that sensitive user information is recorded in the logs [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) + - Fix the issue that TiCDC might incorrectly synchronize rename DDL operations [#9488](https://github.com/pingcap/tiflow/issues/9488) [#9378](https://github.com/pingcap/tiflow/issues/9378) [#9531](https://github.com/pingcap/tiflow/issues/9531) @[asddongmen](https://github.com/asddongmen) + - Fix the issue that upstream TiDB GC is blocked after all changefeeds are removed [#9633](https://github.com/pingcap/tiflow/issues/9633) @[sdojjy](https://github.com/sdojjy) + - Fix the issue that TiCDC replication tasks might fail in some corner cases [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) + - Fix the issue of high TiCDC replication latency caused by network isolation of PD nodes [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) + - Fix the issue that TiCDC accesses the invalid old address during PD scaling up and down [#9584](https://github.com/pingcap/tiflow/issues/9584) @[fubinzh](https://github.com/fubinzh) @[asddongmen](https://github.com/asddongmen) + - Fix the issue that TiCDC cannot recover quickly from TiKV node failures when there are a lot of Regions upstream [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) + - Fix the issue that TiCDC incorrectly changes the `UPDATE` operation to `INSERT` when using the CSV format [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) + - Fix the issue that a replication error occurs when multiple tables are renamed in the same DDL statement on the upstream [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) + - Fix the issue that the replication task fails due to short retry intervals when synchronizing to Kafka [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) + - Fix the issue that replication write conflicts might occur when the unique keys for multiple rows are modified in one transaction on the upstream [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) + - Fix the issue that the replication task might get stuck when the downstream encounters a short-term failure [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) + - Fix the issue that the replication task might get stuck when the downstream encounters an error and retries [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + TiDB Data Migration (DM) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that replication lag returned by DM keeps growing when a failed DDL is skipped and no subsequent DDLs are executed [#9605](https://github.com/pingcap/tiflow/issues/9605) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM cannot handle conflicts correctly with case-insensitive collations [#9489](https://github.com/pingcap/tiflow/issues/9489) @[hihihuhu](https://github.com/hihihuhu) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the DM validator deadlock issue and enhance retries [#9257](https://github.com/pingcap/tiflow/issues/9257) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM skips all DMLs when resuming a task in optimistic mode [#9588](https://github.com/pingcap/tiflow/issues/9588) @[GMHDBJD](https://github.com/GMHDBJD) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM cannot properly track upstream table schemas when skipping online DDLs [#9587](https://github.com/pingcap/tiflow/issues/9587) @[GMHDBJD](https://github.com/GMHDBJD) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Data Migration (DM) - Fix the issue that DM skips partition DDLs in optimistic mode [#9788](https://github.com/pingcap/tiflow/issues/9788) @[GMHDBJD](https://github.com/GMHDBJD) + - Fix the issue that replication lag returned by DM keeps growing when a failed DDL is skipped and no subsequent DDLs are executed [#9605](https://github.com/pingcap/tiflow/issues/9605) @[D3Hunter](https://github.com/D3Hunter) + - Fix the issue that DM cannot handle conflicts correctly with case-insensitive collations [#9489](https://github.com/pingcap/tiflow/issues/9489) @[hihihuhu](https://github.com/hihihuhu) + - Fix the DM validator deadlock issue and enhance retries [#9257](https://github.com/pingcap/tiflow/issues/9257) @[D3Hunter](https://github.com/D3Hunter) + - Fix the issue that DM skips all DMLs when resuming a task in optimistic mode [#9588](https://github.com/pingcap/tiflow/issues/9588) @[GMHDBJD](https://github.com/GMHDBJD) + - Fix the issue that DM cannot properly track upstream table schemas when skipping online DDLs [#9587](https://github.com/pingcap/tiflow/issues/9587) @[GMHDBJD](https://github.com/GMHDBJD) + - Fix the issue that DM skips partition DDLs in optimistic mode [#9788](https://github.com/pingcap/tiflow/issues/9788) @[GMHDBJD](https://github.com/GMHDBJD) - - + TiDB Lightning + + TiDB Lightning - Fix the issue that when importing a table with `AUTO_ID_CACHE=1`, a wrong `row_id` is assigned [#46100](https://github.com/pingcap/tidb/issues/46100) @[D3Hunter](https://github.com/D3Hunter) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that the data type is wrong when saving `NEXT_GLOBAL_ROW_ID` [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that checksum still reports errors when `checksum = "optional"` [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) - - (dup): release-7.4.0.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that data import fails when the PD cluster address changes [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) - - (dup): release-6.5.5.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that TiDB Lightning fails to start when PD topology is changed [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - - (dup): release-6.5.4.md > Bug fixes> Tools> TiDB Lightning - Fix the issue that route might panic when importing CSV data [#43284](https://github.com/pingcap/tidb/issues/43284) @[lyzx2001](https://github.com/lyzx2001) + - Fix the issue that the data type is wrong when saving `NEXT_GLOBAL_ROW_ID` [#45427](https://github.com/pingcap/tidb/issues/45427) @[lyzx2001](https://github.com/lyzx2001) + - Fix the issue that checksum still reports errors when `checksum = "optional"` [#45382](https://github.com/pingcap/tidb/issues/45382) @[lyzx2001](https://github.com/lyzx2001) + - Fix the issue that data import fails when the PD cluster address changes [#43436](https://github.com/pingcap/tidb/issues/43436) @[lichunzhu](https://github.com/lichunzhu) + - Fix the issue that TiDB Lightning fails to start when PD topology is changed [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) + - Fix the issue that route might panic when importing CSV data [#43284](https://github.com/pingcap/tidb/issues/43284) @[lyzx2001](https://github.com/lyzx2001) + TiDB Binlog - - (dup): release-4.0.16.md > Bug fixes> Tools> TiDB Binlog - Fix the issue that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file + - Fix the issue that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file From ef318e3cac95352e02a388aa112e37c640ed2a75 Mon Sep 17 00:00:00 2001 From: Ran Date: Mon, 23 Oct 2023 17:34:02 +0800 Subject: [PATCH 21/25] Update releases/release-7.1.2.md --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index ac7ff84bdeb5d..b8b74aad3bdd1 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -103,7 +103,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue of encoding time fields with incorrect timezone information [#46044](https://github.com/pingcap/tidb/issues/46033) @[tangenta](https://github.com/tangenta) - Fix the issue that DDL statements that fast add indexes would get stuck when the `tmp` directory does not exist [#45456](https://github.com/pingcap/tidb/issues/45456) @[tangenta](https://github.com/tangenta) - Fix the issue that upgrading multiple TiDB instances simultaneously might block the upgrade process [#46288](https://github.com/pingcap/tidb/issues/46228) @[zimulala](https://github.com/zimulala) - - Fix the issue of uneven Region scattering caused by incorrect parameters used in splitting Regions [#46135](https://github.com/pingcap/tidb/issues/46135)@[zimulala](https://github.com/zimulala) + - Fix the issue of uneven Region scattering caused by incorrect parameters used in splitting Regions [#46135](https://github.com/pingcap/tidb/issues/46135) @[zimulala](https://github.com/zimulala) - Fix the issue that DDL operations might get stuck after TiDB is restarted [#46751](https://github.com/pingcap/tidb/issues/46751) @[wjhuang2016](https://github.com/wjhuang2016) - Prohibit split table operations on non-integer clustered indexes [#47350](https://github.com/pingcap/tidb/issues/47350) @[tangenta](https://github.com/tangenta) - Fix the issue that DDL operations might get permanently blocked due to incorrect MDL handling [#46920](https://github.com/pingcap/tidb/issues/46920) @[wjhuang2016](https://github.com/wjhuang2016) From d83ab47d6e4dbe12196b9ecec9e0765735694ec7 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Wed, 25 Oct 2023 09:09:04 +0800 Subject: [PATCH 22/25] Update releases/release-7.1.2.md Co-authored-by: Aolin --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index b8b74aad3bdd1..0a1af48ffe4f5 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -210,4 +210,4 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- + TiDB Binlog - - Fix the issue that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) \ No newline at end of file + - Fix the issue that Drainer exits when transporting a transaction greater than 1 GB [#28659](https://github.com/pingcap/tidb/issues/28659) @[jackysp](https://github.com/jackysp) \ No newline at end of file From d71b614e5509006fcfead15036217d7149ea260a Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Wed, 25 Oct 2023 09:09:24 +0800 Subject: [PATCH 23/25] Update releases/release-7.1.2.md Co-authored-by: Ran --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 0a1af48ffe4f5..2f1b1a6785918 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -187,7 +187,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v7.1/quick-start-with- - Fix the issue that a replication error occurs when multiple tables are renamed in the same DDL statement on the upstream [#9476](https://github.com/pingcap/tiflow/issues/9476) [#9488](https://github.com/pingcap/tiflow/issues/9488) @[CharlesCheung96](https://github.com/CharlesCheung96) @[asddongmen](https://github.com/asddongmen) - Fix the issue that the replication task fails due to short retry intervals when synchronizing to Kafka [#9504](https://github.com/pingcap/tiflow/issues/9504) @[3AceShowHand](https://github.com/3AceShowHand) - Fix the issue that replication write conflicts might occur when the unique keys for multiple rows are modified in one transaction on the upstream [#9430](https://github.com/pingcap/tiflow/issues/9430) @[sdojjy](https://github.com/sdojjy) - - Fix the issue that the replication task might get stuck when the downstream encounters a short-term failure [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272)[#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) + - Fix the issue that the replication task might get stuck when the downstream encounters a short-term failure [#9542](https://github.com/pingcap/tiflow/issues/9542) [#9272](https://github.com/pingcap/tiflow/issues/9272) [#9582](https://github.com/pingcap/tiflow/issues/9582) [#9592](https://github.com/pingcap/tiflow/issues/9592) @[hicqu](https://github.com/hicqu) - Fix the issue that the replication task might get stuck when the downstream encounters an error and retries [#9450](https://github.com/pingcap/tiflow/issues/9450) @[hicqu](https://github.com/hicqu) + TiDB Data Migration (DM) From 9752d2eb5f9a074bd3b9dd3dc1bdaa0c90a729f8 Mon Sep 17 00:00:00 2001 From: qiancai Date: Wed, 25 Oct 2023 09:25:33 +0800 Subject: [PATCH 24/25] add v7.1.2 to TOC --- TOC.md | 1 + releases/release-notes.md | 1 + releases/release-timeline.md | 1 + 3 files changed, 3 insertions(+) diff --git a/TOC.md b/TOC.md index ebe6494e03d66..267a936f1de42 100644 --- a/TOC.md +++ b/TOC.md @@ -1022,6 +1022,7 @@ - v7.2 - [7.2.0-DMR](/releases/release-7.2.0.md) - v7.1 + - [7.1.2](/releases/release-7.1.2.md) - [7.1.1](/releases/release-7.1.1.md) - [7.1.0](/releases/release-7.1.0.md) - v7.0 diff --git a/releases/release-notes.md b/releases/release-notes.md index 182b3b3acf6d0..06e1555652801 100644 --- a/releases/release-notes.md +++ b/releases/release-notes.md @@ -18,6 +18,7 @@ title: Release Notes ## 7.1 +- [7.1.2](/releases/release-7.1.2.md): 2023-10-25 - [7.1.1](/releases/release-7.1.1.md): 2023-07-24 - [7.1.0](/releases/release-7.1.0.md): 2023-05-31 diff --git a/releases/release-timeline.md b/releases/release-timeline.md index a580adcfb0af7..d16db271cca5a 100644 --- a/releases/release-timeline.md +++ b/releases/release-timeline.md @@ -9,6 +9,7 @@ This document shows all the released TiDB versions in reverse chronological orde | Version | Release Date | | :--- | :--- | +| [7.1.2](/releases/release-7.1.2.md) | 2023-10-25 | | [7.4.0-DMR](/releases/release-7.4.0.md) | 2023-10-12 | | [6.5.5](/releases/release-6.5.5.md) | 2023-09-21 | | [6.5.4](/releases/release-6.5.4.md) | 2023-08-28 | From acd73cf324926d3c8dbf4780947cdecd09a59125 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Wed, 25 Oct 2023 14:20:15 +0800 Subject: [PATCH 25/25] Update releases/release-7.1.2.md --- releases/release-7.1.2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-7.1.2.md b/releases/release-7.1.2.md index 2f1b1a6785918..ffb2e2d95a96f 100644 --- a/releases/release-7.1.2.md +++ b/releases/release-7.1.2.md @@ -5,7 +5,7 @@ summary: Learn about the compatibility changes, improvements, and bug fixes in T # TiDB 7.1.2 Release Notes -Release date: October xx, 2023 +Release date: October 25, 2023 TiDB version: 7.1.2