Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

release notes: add v5.4.1 release notes #9264

Merged
merged 34 commits into from
May 13, 2022
Merged
Show file tree
Hide file tree
Changes from 13 commits
Commits
Show all changes
34 commits
Select commit Hold shift + click to select a range
3fdc58e
add v5.4.1 release notes
qiancai Apr 29, 2022
485978e
Update release-5.4.1.md
qiancai Apr 29, 2022
6604b84
Update release-5.4.1.md
qiancai Apr 29, 2022
d73f36d
Update release-5.4.1.md
qiancai Apr 29, 2022
8fa4145
Update releases/release-5.4.1.md
qiancai May 9, 2022
886bd52
Apply suggestions from code review
qiancai May 9, 2022
d0271f6
apply review comments
qiancai May 9, 2022
b0fe1a8
remove empty and duplicated notes
qiancai May 9, 2022
41d3ac3
Update release-5.4.1.md
qiancai May 9, 2022
3f36504
Apply suggestions from code review
qiancai May 9, 2022
e9f0785
Update release-5.4.1.md
qiancai May 9, 2022
f0be932
add translation from tiancaiamao
qiancai May 9, 2022
3b42784
Update release-5.4.1.md
qiancai May 9, 2022
a7ca9f2
Update release-5.4.1.md
Oreoxmt May 10, 2022
31ca137
Apply suggestions from code review
TomShawn May 10, 2022
9e87921
Apply suggestions from code review
Oreoxmt May 10, 2022
d69b304
Apply suggestions from code review
shichun-0415 May 10, 2022
637594f
Apply suggestions from code review
qiancai May 10, 2022
b07a8dc
Update releases/release-5.4.1.md
hfxsd May 10, 2022
de0b846
Apply suggestions from code review
shichun-0415 May 10, 2022
3f4c524
Apply suggestions from code review
ran-huang May 10, 2022
27f6557
Apply suggestions from code review
Oreoxmt May 10, 2022
c47ae43
Update releases/release-5.4.1.md
AndreMouche May 11, 2022
34121ac
Update releases/release-5.4.1.md
AndreMouche May 11, 2022
d077c3f
Apply suggestions from code review
qiancai May 12, 2022
ae069e7
Apply suggestions from code review
shichun-0415 May 12, 2022
f442c02
fix jenkins
shichun-0415 May 12, 2022
eb77399
move_32232_compatibility_changes
qiancai May 12, 2022
d1e6bd0
Update releases/release-5.4.1.md
TomShawn May 12, 2022
bf60f29
Update releases/release-5.4.1.md
shichun-0415 May 12, 2022
41399a0
Update release-5.4.1.md
qiancai May 12, 2022
5d1ab5e
remove the dup indicators
qiancai May 12, 2022
1a3c732
Update releases/release-5.4.1.md
hfxsd May 13, 2022
9111b91
remove the duplicated note 31034 from TiDB Bug Fixes
qiancai May 13, 2022
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions TOC.md
Original file line number Diff line number Diff line change
Expand Up @@ -831,6 +831,7 @@
- v6.0
- [6.0.0-DMR](/releases/release-6.0.0-dmr.md)
- v5.4
- [5.4.1](/releases/release-5.4.1.md)
- [5.4.0](/releases/release-5.4.0.md)
- v5.3
- [5.3.1](/releases/release-5.3.1.md)
Expand Down
176 changes: 176 additions & 0 deletions releases/release-5.4.1.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,176 @@
---
title: TiDB 5.4.1 Release Notes
---


shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
# TiDB 5.4.1 Release Notes

发版日期:2022 年 5 月 xx 日

TiDB 版本:5.4.1

## 兼容性更改

+ TiDB
qiancai marked this conversation as resolved.
Show resolved Hide resolved

- note 1
- note 2

+ TiKV

- note 1
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- note 2

qiancai marked this conversation as resolved.
Show resolved Hide resolved
## 提升改进

+ TiDB

- (dup: release-6.0.0-dmr.md > 提升改进> TiDB)- 支持读取 `_tidb_rowid` 列的查询能够使用 PointGet 计划 [#31543](https://github.com/pingcap/tidb/issues/31543)
- 为 `Apply` 算子添加了一些调试信息 [#33887](https://github.com/pingcap/tidb/issues/33887)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 对于 analyze version 2,优化了 `TopN` 裁剪的逻辑 [#34256](https://github.com/pingcap/tidb/issues/34256)
TomShawn marked this conversation as resolved.
Show resolved Hide resolved
- metrics 中添加了一个 `k8s_cluster` 标签,以便在 grafana 的仪表盘支持多个 k8s 集群 [#32593](https://github.com/pingcap/tidb/issues/32593)
TomShawn marked this conversation as resolved.
Show resolved Hide resolved

+ TiKV

- Grafana 上支持查看 multi-k8s 相关信息. [#12104](https://github.com/tikv/tikv/issues/12104)

+ PD

- Grafana 上支持查看 multi-k8s 纬度信息 [#4673](https://github.com/tikv/pd/issues/4673)

+ TiFlash

- Grafana 面板支持 multi-k8s 展示 [#4129](https://github.com/pingcap/tiflash/issues/4129)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved

+ Tools

+ TiCDC

- (dup: release-5.2.4.md > 提升改进> Tools> TiCDC)- 在 Grafana 监控面板中支持多个 Kubernetes 集群 [#4665](https://github.com/pingcap/tiflow/issues/4665)
- (dup: release-5.2.4.md > 提升改进> Tools> TiCDC)- 暴露 Kafka producer 配置参数,使之在 TiCDC 中可配置 [#4385](https://github.com/pingcap/tiflow/issues/4385)

+ TiDB Data Migration (DM)

- (dup: release-6.0.0-dmr.md > 提升改进> Tools> TiDB Data Migration (DM))- 支持 Syncer 使用 DM-worker 的工作目录写内部文件,不再使用 /tmp 目录。任务停止后会清理掉该目录 [#4107](https://github.com/pingcap/tiflow/issues/4107)

## Bug 修复

+ TiDB

qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复查询报错时可能阻塞 CTE 的问题 [#31302](https://github.com/pingcap/tidb/issues/31302)
- (dup: release-5.2.4.md > Bug 修复> TiDB)- 修复 Nulleq 函数作用在 Enum 类型上可能出现结果错误的问题 [#32428](https://github.com/pingcap/tidb/issues/32428)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复使用 ChunkRPC 导出数据时可能造成 TiDB OOM 的问题 [#31981](https://github.com/pingcap/tidb/issues/31981) [#30880](https://github.com/pingcap/tidb/issues/30880)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复 date_format 对 `'\n'` 的处理与 MySQL 不兼容的问题 [#32232](https://github.com/pingcap/tidb/issues/32232)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复当恢复完成后,Region 有可能分布不均的问题 [#31034](https://github.com/pingcap/tidb/issues/31034)
- (dup: release-5.3.1.md > Bug 修复> TiDB)- 修复开启 `tidb_restricted_read_only` 后 `tidb_super_read_only` 没有自动开启的问题 [#31745](https://github.com/pingcap/tidb/issues/31745)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复带有 collation 的 `greatest` 或 `least` 函数结果出错的问题 [#31789](https://github.com/pingcap/tidb/issues/31789)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复 LOAD DATA 语句处理转义字符时可能 panic 的问题 [#31589](https://github.com/pingcap/tidb/issues/31589)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiDB)- 修复查询时用到 index lookup join 导致 `invalid transaction` 报错的问题 [#30468](https://github.com/pingcap/tidb/issues/30468)
- (dup: release-5.2.4.md > Bug 修复> TiDB)- 修复使用 left join 同时删除多张表数据时可能出现错误结果的问题 [#31321](https://github.com/pingcap/tidb/issues/31321)
- (dup: release-5.2.4.md > Bug 修复> TiDB)- 修复 TiDB 可能向 TiFlash 发送重复任务的问题 [#32814](https://github.com/pingcap/tidb/issues/32814)
- 修复了集群从 4.0 旧版本升级后,为用户授予 `all` 权限报错的问题 [#33588](https://github.com/pingcap/tidb/issues/33588)
- 修复了在 MySQL binary 协议下,当 schema 变更后,执行 prepared statement 会导致会话崩溃的问题 [#33509](https://github.com/pingcap/tidb/issues/33509)
- 修复了一处 `compress()` 表达式在 `tidb_enable_vectorized_expression` 开启时,执行会报错的问题 [#33397](should ensure all columns have the same length, expect 103, but got 104 · Issue #33397 · pingcap/tid)
- 修复了 `reArrangeFallback()` 函数使用 CPU 资源过多的问题. [#30353](memory.reArrangeFallback uses 50% of the time for SELECT with 8k partitions · Issue #30353 · pingcap)
- 修复对于新加入的分区,表的 attributes 无法被检索,以及分区更新后,表的 range 信息不会被更新等问题 [#33929](https://github.com/pingcap/tidb/issues/33929)
- 修复了表的 `TopN` 统计信息在初始化时,未正确地排序的问题 [#34216](https://github.com/pingcap/tidb/issues/34216)
- 修复了读取 `INFORMATION_SCHEMA.ATTRIBUTES` 表报错的问题,对于无法识别的 attributes 会做跳过处理 [#33665](https://github.com/pingcap/tidb/issues/33665)
- 修复了当查询要求结果有序的情况下,即使设置了 `@@tidb_enable_parallel_apply`,`apply` 算子依然不使用并行模式执行的问题 [#34237](https://github.com/pingcap/tidb/issues/34237)
- 修复了在 sql_mode 为 `NO_ZERO_DATE` 的限制下,用户依然可以插入数据 '0000-00-00 00:00:00' 到 datetime 列的问题 [#34099](https://github.com/pingcap/tidb/issues/34099)
- 修复了查询 `INFORMATION_SCHEMA.CLUSTER_SLOW_QUERY` 表导致 TiDB 服务器 OOM 的问题, 在 Dashboard 中查看慢查询记录的时候可能会触发该问题 [#33893](https://github.com/pingcap/tidb/issues/33893)
- 修复了在 `NOWAIT` 语句中,事务执行时遇到了锁后,并不会立刻返回的问题 [#32754](https://github.com/pingcap/tidb/issues/32754)
TomShawn marked this conversation as resolved.
Show resolved Hide resolved

qiancai marked this conversation as resolved.
Show resolved Hide resolved
+ TiKV
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复待 merge 的 Region 无效会导致 TiKV panic 且非预期地销毁 peer 的问题 [#12232](https://github.com/tikv/tikv/issues/12232)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复旧信息造成 TiKV panic 的问题 [#12023](https://github.com/tikv/tikv/issues/12023)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复因内存统计指标溢出而造成的间歇性丢包和内存不足 (OOM) 的问题 [#12160](https://github.com/tikv/tikv/issues/12160)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复在 Ubuntu 18.04 下进行性能分析会造成 TiKV panic的问题 [#9765](https://github.com/tikv/tikv/issues/9765)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复 Replica Read 可能违反线性一致性的问题 [#12109](https://github.com/tikv/tikv/issues/12109)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复合并 Region 时因 target peer 被一个未进行初始化就被销毁的 peer 所替换,从而引起 TiKV panic 的问题 [#12048](https://github.com/tikv/tikv/issues/12048)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复 TiKV 运行 2 年以上可能 panic 的问题 [#11940](https://github.com/tikv/tikv/issues/11940)
- (dup: release-5.2.4.md > 提升改进> TiKV)- 通过减少需要进行清理锁 (Resolve Locks) 步骤的 Region 数量来减少 TiCDC 恢复时间 [#11993](https://github.com/tikv/tikv/issues/11993)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复 Peer 状态为 Applying 时快照文件被删除会造成 panic 的问题 [#11746](https://github.com/tikv/tikv/issues/11746)
- (dup: release-5.2.4.md > Bug 修复> TiKV)- 修复删除 Peer 可能造成高延迟的问题 [#10210](https://github.com/tikv/tikv/issues/10210)
- 修复资源管理不正确断言导致的 panic. [#12234](https://github.com/tikv/tikv/issues/12234)
- 修复部分情况 tikv slow score 计算不准确的问题. [#12254](https://github.com/tikv/tikv/issues/12254)
- 修复 resolved_ts 模块内存管理不合理导致的 oom 问题,增加更多监控指标. [#12159](https://github.com/tikv/tikv/issues/12159)
- 修复网络出现问题情况下,已成功提交的乐观事务误可能报 WriteConflict 错误到 client 的问题 [#34066](https://github.com/pingcap/tidb/issues/34066)
- 修复 replica read 启用时,在网络出现问题情况下 tikv 可能 panic 的问题 [#12046](https://github.com/tikv/tikv/issues/12046)

qiancai marked this conversation as resolved.
Show resolved Hide resolved
+ PD

- (dup: release-6.0.0-dmr.md > Bug 修复> PD)- 修复不能动态设置 `dr-autosync` 的 `Duration` 字段的问题 [#4651](https://github.com/tikv/pd/issues/4651)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复存在大 store 时,小 store 空间满时无法被检测到,从而无法生成调度的问题 [#4805](https://github.com/tikv/pd/issues/4805)
- 修复监控信息未重置上报导致的监控中残留已删除的 label 的问题 [#4825](https://github.com/tikv/pd/issues/4825)
AndreMouche marked this conversation as resolved.
Show resolved Hide resolved

+ TiFlash

- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复启用 TLS 时可能导致的崩溃 [#4196](https://github.com/pingcap/tiflash/issues/4196)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复在滞后的 Region peer 上执行 Region Merge 导致的元数据损坏问题 [#4437](https://github.com/pingcap/tiflash/issues/4437)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复在执行带有 `JOIN` 的查询遇到错误时可能被挂起的问题 [#4195](https://github.com/pingcap/tiflash/issues/4195)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复启用内存限制后 TiFlash 崩溃的问题 [#3902](https://github.com/pingcap/tiflash/issues/3902)
JaySon-Huang marked this conversation as resolved.
Show resolved Hide resolved
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复 MPP 任务可能永远泄漏线程的问题 [#4238](https://github.com/pingcap/tiflash/issues/4238)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复将 `FLOAT` 类型转换为 `DECIMAL` 类型可能造成溢出的问题 [#3998](https://github.com/pingcap/tiflash/issues/3998)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiFlash)- 修复过期数据回收缓慢的问题 [#4146](https://github.com/pingcap/tiflash/issues/4146)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiFlash)- 修复启用本地隧道时取消 MPP 查询可能导致任务永远挂起的问题 [#4229](https://github.com/pingcap/tiflash/issues/4229)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiFlash)- 修复查询被取消时出现的内存泄露问题 [#4098](https://github.com/pingcap/tiflash/issues/4098)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiFlash)- 修复查询被取消时出现的内存泄露问题 [#4098](https://github.com/pingcap/tiflash/issues/4098)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复将 `DATETIME` 转换为 `DECIMAL` 时结果错误的问题 [#4151](https://github.com/pingcap/tiflash/issues/4151)
- (dup: release-6.0.0-dmr.md > Bug 修复> TiFlash)- 修复并发执行多个 DDL 操作和 Apply Snapshot 操作时 TiFlash 可能会崩溃问题 [#4072](https://github.com/pingcap/tiflash/issues/4072)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复错误地配置存储目录会导致非预期行为的问题 [#4093](https://github.com/pingcap/tiflash/issues/4093)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复一些异常没有被正确地处理的问题 [#4101](https://github.com/pingcap/tiflash/issues/4101)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复将 `INT` 类型转换为 `DECIMAL` 类型可能造成溢出的问题 [#3920](https://github.com/pingcap/tiflash/issues/3920)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复 `IN` 函数的结果在多值表达式中不正确的问题 [#4016](https://github.com/pingcap/tiflash/issues/4016)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复日期格式将 `'\n'` 处理为非法分隔符的问题 [#4036](https://github.com/pingcap/tiflash/issues/4036)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复在读取工作量大时添加列后可能出现的查询错误 [#3967](https://github.com/pingcap/tiflash/issues/3967)
- (dup: release-5.2.4.md > Bug 修复> TiFlash)- 修复启用内存限制后 TiFlash 崩溃的问题 [#3902](https://github.com/pingcap/tiflash/issues/3902)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复 DTFile 中可能的数据损坏问题 [#4778](https://github.com/pingcap/tiflash/issues/4778)
- 修复对有很多 delete 操作的表进行时报错的潜在问题 [#4747](https://github.com/pingcap/tiflash/issues/4747)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
- 修复 TiFlash 随机报错 keepalive timeout 的问题 [#4192](https://github.com/pingcap/tiflash/issues/4192)
- 修复 TiFlash 节点错误地遗留非法数据的问题 [#4414](https://github.com/pingcap/tiflash/issues/4414)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
- 修复空 segments 在 GC 后无法合并的问题 [#4511](https://github.com/pingcap/tiflash/issues/4511)

+ Tools

+ Backup & Restore (BR)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-5.2.4.md > Bug 修复> Tools> Backup & Restore (BR))- 修复 BR 无法备份 RawKV 的问题 [#32607](https://github.com/pingcap/tidb/issues/32607)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复增量恢复期间某些情况下遇到的重复主键的问题. [#33596](https://github.com/pingcap/tidb/issues/33596)
- 增量恢复期间,过滤某些不兼容的 DDL.[#33322](https://github.com/pingcap/tidb/issues/33322)
- 修复某些情况下,恢复后 region 分布不均的问题.[#31034](https://github.com/pingcap/tidb/issues/31034)
- 增加足够的重试,确保 region 一致性检查可以通过.[#33419](https://github.com/pingcap/tidb/issues/33419)
- 修复在某些情况下,恢复过程中开启 merge 小文件功能导致的 panic 的问题.[#33801](https://github.com/pingcap/tidb/issues/33801)
- 修复了在异常退出的时候,scheduler 没有重置的问题 [#33546](https://github.com/pingcap/tidb/issues/33546)
shichun-0415 marked this conversation as resolved.
Show resolved Hide resolved

+ TiCDC

qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复切换 owner 会导致其 metrics 数据不正确的问题 [#4774](https://github.com/pingcap/tiflow/issues/4774)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复切换 owner 会导致其 metrics 数据不正确的问题 [#4774](https://github.com/pingcap/tiflow/issues/4774)
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiCDC)- 修复 `Canal-JSON` 不支持 nil 可能导致的 TiCDC panic 问题 [#4736](https://github.com/pingcap/tiflow/issues/4736)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复 Unified Sorter 的 workerpool 稳定性问题 [#4447](https://github.com/pingcap/tiflow/issues/4447)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复某些情况下序列对象被错误同步的问题 [#4552](https://github.com/pingcap/tiflow/issues/4552)
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiCDC)- 修复 `Canal-JSON` 错误处理 `string` 格式可能导致的 TiCDC panic 问题 [#4635](https://github.com/pingcap/tiflow/issues/4635)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复了 TiCDC 进程在 PD leader 被杀死时的异常退出问题 [#4248](https://github.com/pingcap/tiflow/issues/4248)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiCDC)- 修复 MySQL sink 在禁用 `batch-replace-enable` 参数时生成重复 `replace` SQL 语句的错误 [#4501](https://github.com/pingcap/tiflow/issues/4501)
- 修复`rename tables` DDL 导致的生成 DML 错误的问题. [#5059](https://github.com/pingcap/tiflow/issues/5059)
- 修复了在某些极端情况下,开启 new scheduler 时更新 owner 导致同步卡住的问题 (disabled by default). [#4963](https://github.com/pingcap/tiflow/issues/4963)
- 修复了在开启 new scheduler 时 ErrProcessorDuplicateOperations 报错问题 (disabled by default) [#4769](https://github.com/pingcap/tiflow/issues/4769)
-修复了在开启 TLS 后,第一个 PD 无法连接导致的 CDC 无法启动的问题。[#4777](https://github.com/pingcap/tiflow/issues/4777)
- 修复了在表被调度时 checkpoint 监控不对的问题. [#4714](https://github.com/pingcap/tiflow/issues/4714)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved

+ TiDB Lightning

qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-5.2.4.md > Bug 修复> Tools> TiDB Lightning)- 修复了 checksum 报错 “GC life time is shorter than transaction duration” [#32733](https://github.com/pingcap/tidb/issues/32733)
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiDB Lightning)- 修复了检查空表失败导致 TiDB Lightning 卡住的问题 [#31797](https://github.com/pingcap/tidb/issues/31797)
- (dup: release-5.2.4.md > Bug 修复> Tools> TiDB Lightning)- 修复在某些导入操作没有包含源文件时,TiDB Lightning 不会删除 metadata schema 的问题 [#28144](https://github.com/pingcap/tidb/issues/28144)
- 修复前置检查中没有检查本地磁盘空间以及集群是否可用的问题.[#34213](https://github.com/pingcap/tidb/issues/34213)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved

+ TiDB Data Migration (DM)

qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiDB Data Migration (DM))- 修复了日志中出现数百条 "checkpoint has no change, skip sync flush checkpoint" 以及迁移性能下降的问题 [#4619](https://github.com/pingcap/tiflow/issues/4619)
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiDB Data Migration (DM))- 修复了 varchar 类型值长度过长时的 `Column length too big` 错误 [#4637](https://github.com/pingcap/tiflow/issues/4637)
- (dup: release-6.0.0-dmr.md > Bug 修复> Tools> TiDB Data Migration (DM))- 修复了 UPDATE 语句在安全模式下执行错误会导致 DM 进程挂掉的问题 [#4317](https://github.com/pingcap/tiflow/issues/4317)
- 修复了某些情况下,过滤 DDL 并在下游手动执行会导致同步任务不能自动重试恢复 [#5272](https://github.com/pingcap/tiflow/issues/5272)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复了在上游没有开启 binlog,query-status 返回空的问题 [#5121](https://github.com/pingcap/tiflow/issues/5121)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复了当下游主键表同步落后时导致的 tracker panic 的问题 [#5159](https://github.com/pingcap/tiflow/issues/5159)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复了 GTID 同步开始后以及任务自动恢复时,可能出现一段时间 CPU 占用高并打印大量日志的问题 [#5063](https://github.com/pingcap/tiflow/issues/5063)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
1 change: 1 addition & 0 deletions releases/release-notes.md
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ TiDB 历史版本发布声明如下:

## 5.4

- [5.4.1](/releases/release-5.4.1.md)
- [5.4.0](/releases/release-5.4.0.md)

## 5.3
Expand Down
1 change: 1 addition & 0 deletions releases/release-timeline.md
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ summary: 了解 TiDB 的版本发布时间线。

| 版本 | 发布日期 |
| :--- | :--- |
| [5.4.1](/releases/release-5.4.1.md) | 2022-05-xx |
| [5.2.4](/releases/release-5.2.4.md) | 2022-04-26 |
| [6.0.0-DMR](/releases/release-6.0.0-dmr.md) | 2022-04-07 |
| [5.3.1](/releases/release-5.3.1.md) | 2022-03-03 |
Expand Down