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 v7.1.1 #14506

Merged
merged 20 commits into from
Jul 24, 2023
Merged
Changes from 3 commits
Commits
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
177 changes: 177 additions & 0 deletions releases/release-7.1.1.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,177 @@
---
title: TiDB 7.1.1 Release Notes
summary: 了解 TiDB 7.1.1 版本的兼容性变更、改进提升,以及错误修复。
---

# TiDB 7.1.1 Release Notes

发版日期:2023 年 x 月 x 日

TiDB 版本:7.1.1

试用链接:[快速体验](https://docs.pingcap.com/zh/tidb/v7.1/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v7.1/production-deployment-using-tiup) | [下载离线包](https://cn.pingcap.com/product-community/?version=v7.1.1#version-list)

## 兼容性变更
<!--1 tw:@Oreoxmt-->
- 为减小 RocksDB 中 compaction 任务的数据量,TiKV 配置项 [<code>rocksdb.\[defaultcf\|writecf\|lockcf\].compaction-guard-min-output-file-size</code>](/tikv-configuration-file.md#compaction-guard-min-output-file-size) 的默认值从 `"8MB"` 修改为 `"1MB"` [#14888](https://github.com/tikv/tikv/issues/14888) @[tonyxuqqi](https://github.com/tonyxuqqi)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

## 改进提升

+ TiDB
<!--2 tw:@Oreoxmt-->
- 非 Prepare 语句执行计划缓存支持带有 200 个参数的查询 [#44823](https://github.com/pingcap/tidb/issues/44823) @[qw4990](https://github.com/qw4990)
- 优化了跟落盘相关的 chunk 读取的性能 [#45125](https://github.com/pingcap/tidb/issues/45125) @[YangKeao](https://github.com/YangKeao)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 改进提升> TiDB - 优化构造索引扫描范围的逻辑,支持将一些复杂条件转化为索引扫描范围 [#41572](https://github.com/pingcap/tidb/issues/41572) [#44389](https://github.com/pingcap/tidb/issues/44389) @[xuyifangreeneyes](https://github.com/xuyifangreeneyes)
- (dup): release-7.2.0.md > 改进提升> TiDB - 当 Stale Read 的 retry leader 遇到 lock 时,resolve lock 之后强制重试 leader,避免无谓开销 [#43659](https://github.com/pingcap/tidb/issues/43659) @[you06](https://github.com/you06)

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

- (dup): release-6.6.0.md > 改进提升> TiKV - 在 partitioned-raft-kv 模式下优化了一些参数的默认值:TiKV 配置项 `storage.block-cache.capacity` 的默认值由 45% 调整为 30%,`region-split-size` 的默认值由 `96MiB` 调整为 `10GiB`。当沿用 raft-kv 模式且 `enable-region-bucket` 为 `true` 时,`region-split-size` 默认调整为 `1GiB` [#12842](https://github.com/tikv/tikv/issues/12842) @[tonyxuqqi](https://github.com/tonyxuqqi)

+ PD
<!--1 tw:@Oreoxmt-->
- 默认屏蔽 swagger API 如果编译没有开启 swagger server [#6786](https://github.com/tikv/pd/issues/6786) @[bufferflies](https://github.com/bufferflies)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

+ TiFlash

- note [#issue](链接) @[贡献者 GitHub ID](链接)
flowbehappy marked this conversation as resolved.
Show resolved Hide resolved

+ Tools

+ Backup & Restore (BR)

- note [#issue](链接) @[贡献者 GitHub ID](链接)

+ TiCDC
<!--1 tw:@Oreoxmt-->
- 优化同步到对象存储时对二进制字段的编码格式方式 [#9373](https://github.com/pingcap/tiflow/issues/9373)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 改进提升> Tools> TiCDC - 在同步到 Kafka 场景下,支持 OAUTHBEARER 认证方式 [#8865](https://github.com/pingcap/tiflow/issues/8865) @[hi-rustin](https://github.com/hi-rustin)

+ TiDB Data Migration (DM)

- note [#issue](链接) @[贡献者 GitHub ID](链接)

+ TiDB Lightning
<!--1 tw:@Oreoxmt-->
- 改进 Lightning 在 checksum 阶段针对 PD `ClientTSOStreamClosed` 错误的重试 [#45301](https://github.com/pingcap/tidb/issues/45301) @[lance6716](https://github.com/lance6716)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 改进提升> Tools> TiDB Lightning - 数据导入完成后使用 SQL 方式校验 checksum,提升数据校验的稳定性 [#41941](https://github.com/pingcap/tidb/issues/41941) @[GMHDBJD](https://github.com/GMHDBJD)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

+ TiUP

- note [#issue](链接) @[贡献者 GitHub ID](链接)

+ Dumpling
<!--1 tw:@Oreoxmt-->
- 避免 Dumpling 在 `--sql` 参数时执行表查询语句,从而减少导出开销 [#45239](https://github.com/pingcap/tidb/issues/45239) @[lance6716](https://github.com/lance6716)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
+ TiDB Binlog

- (dup): release-6.5.3.md > 改进提升> Tools> TiDB Binlog - 优化表信息的获取方式,降低 Drainer 的初始化时间和内存占用 [#1137](https://github.com/pingcap/tidb-binlog/issues/1137) @[lichunzhu](https://github.com/lichunzhu)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

## 错误修复

+ TiDB
<!--10 tw:@ran-huang-->
Copy link
Contributor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

  • 修复 GC resolve lock 可能 miss 一些 pessimistic lock 的问题 #45134 @MyonKeminta

ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复创建新会话时 Stats Collector 可能会造成死锁的问题 [#44502](https://github.com/pingcap/tidb/issues/44502) @[xuyifangreeneyes](https://github.com/xuyifangreeneyes)
- 修复 memory tracker 潜在的泄露问题 [#44612](https://github.com/pingcap/tidb/issues/44612) @[wshwsh12](https://github.com/wshwsh12)
- 修复 batch coprocessor 重试时可能会生成错误 Region 信息导致查询失败的问题 [#44622](https://github.com/pingcap/tidb/issues/44622) @[windtalker](https://github.com/windtalker)
- 修复 index scan 中可能存在的数据竞争问题 [#45126](https://github.com/pingcap/tidb/issues/45126) @[wshwsh12](https://github.com/wshwsh12)
- 修复并行 apply + MPP 模式下,查询结果出错的问题 [#45299](https://github.com/pingcap/tidb/issues/45299) @[windtalker](https://github.com/windtalker)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复带 `indexMerge` 的查询被 kill 时可能会 hang 住的问题 [#45279](https://github.com/pingcap/tidb/issues/45279) @[xzhangxian1008](https://github.com/xzhangxian1008)
- 修复极端情况下,统计 SQL execution detail 的信息占用太多内存导致 TiDB OOM 的问题 [#44047](https://github.com/pingcap/tidb/issues/44047) @[wshwsh12](https://github.com/wshwsh12)
- 修复对于非常长的 SQL 输入,`FormatSQL()` 方法无法正常截断的问题 [#44542](https://github.com/pingcap/tidb/issues/44542) @[hawkingrei](https://github.com/hawkingrei)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复集群升级过程中,DDL 卡住导致升级失败的问题 [#44158](https://github.com/pingcap/tidb/issues/44158) @[zimulala](https://github.com/zimulala)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
- 修复 TTL 任务失败多次后,不会由其它 TiDB 接管的故障处理问题 [#45022](https://github.com/pingcap/tidb/issues/45022) @[lcwangchao](https://github.com/lcwangchao)
ran-huang marked this conversation as resolved.
Show resolved Hide resolved
<!--11 tw:@qiancai-->
- 使用 mysql 的 cursor fetch 协议时,若结果集内存大小超过 `tidb_mem_quota_query` 则自动落盘 [#43233](https://github.com/pingcap/tidb/issues/43233) @[YangKeao](https://github.com/YangKeao)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复即使用户没有权限,也能查看 `INFORMATION_SCHEMA.TIFLASH_REPLICA` 表信息的问题 [#45320](https://github.com/pingcap/tidb/issues/45320) @[Lloyd-Pottiger](https://github.com/Lloyd-Pottiger)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复 "admin show ddl jobs" 的结果中,ROW_COUNT 不准确的问题 [#44044](https://github.com/pingcap/tidb/issues/44044) @[tangenta](https://github.com/tangenta)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复一处 range columns 分区表查询报错的问题 [#43459](https://github.com/pingcap/tidb/issues/43459) @[mjonss](https://github.com/mjonss)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复 DDL 任务从暂停状态到恢复时,恢复出错的问题 [#44217](https://github.com/pingcap/tidb/issues/44217) @[dhysum](https://github.com/dhysum)
- 修复内存中悲观锁导致 flashback 失败并且数据不一致的问题 [#44292](https://github.com/pingcap/tidb/issues/44292) @[JmPotato](https://github.com/JmPotato)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复表删除之后还能从 `INFORMATION_SCHEMA` 读取到的问题 [#43714](https://github.com/pingcap/tidb/issues/43714) @[tangenta](https://github.com/tangenta)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复集群升级前,如果有暂停的 DDL,会出现升级失败的问题 [#44225](https://github.com/pingcap/tidb/issues/44225) @[zimulala](https://github.com/zimulala)
- 修复通过 br 恢复 'AUTO_ID_CACHE=1' 的表时,会出现 'duplicate entry' 报错的问题 [#44716](https://github.com/pingcap/tidb/issues/44716) @[tiancaiamao](https://github.com/tiancaiamao)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复 DDL owner 切换数次之后,触发数据索引不一致的问题 [#44619](https://github.com/pingcap/tidb/issues/44619) @[tangenta](https://github.com/tangenta)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- 修复对于 none 状态的 add index DDL 任务执行 cancel 时并没有从后端任务队列中清理导致的泄漏问题 [#44205](https://github.com/pingcap/tidb/issues/44205) @[tangenta](https://github.com/tangenta)
qiancai marked this conversation as resolved.
Show resolved Hide resolved
- (dup) 修复代理协议在处理某些错误数据时报错 `Header read timeout` 的问题 [#43205](https://github.com/pingcap/tidb/issues/43205) @[blacktear23](https://github.com/blacktear23)
- (dup): release-6.5.3.md > 错误修复> TiDB -修复 PD 隔离可能会导致运行的 DDL 阻塞的问题 [#44267](https://github.com/pingcap/tidb/issues/44267) @[wjhuang2016](https://github.com/wjhuang2016)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复 `SELECT CAST(n AS CHAR)` 语句中的 `n` 为负数时,查询结果出错的问题 [#44786](https://github.com/pingcap/tidb/issues/44786) @[xhebox](https://github.com/xhebox)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复创建大量空分区表后内存占用过多的问题 [#44308](https://github.com/pingcap/tidb/issues/44308) @[hawkingrei](https://github.com/hawkingrei)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 Join Reorder 可能会造成 Outer Join 结果错误的问题 [#44314](https://github.com/pingcap/tidb/issues/44314) @[AilinKid](https://github.com/AilinKid)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复包含 CTE 的查询可能导致磁盘可用空间不足的问题 [#44477](https://github.com/pingcap/tidb/issues/44477) @[guo-shaoge](https://github.com/guo-shaoge)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复删除数据库导致 GC 推进慢的问题 [#33069](https://github.com/pingcap/tidb/issues/33069) @[tiancaiamao](https://github.com/tiancaiamao)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复在 ingest 模式下创建索引失败的问题 [#44137](https://github.com/pingcap/tidb/issues/44137) @[tangenta](https://github.com/tangenta)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复当分区表定义中使用了 `FLOOR()` 函数对分区列进行取整时 `SELECT` 语句返回错误的问题 [#42323](https://github.com/pingcap/tidb/issues/42323) @[jiyfhust](https://github.com/jiyfhust)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 follower read 未处理 flashback 错误而进行重试,导致查询报错的问题 [#43673](https://github.com/pingcap/tidb/issues/43673) @[you06](https://github.com/you06)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 `memTracker` 配合 cursor fetch 使用导致内存泄漏的问题 [#44254](https://github.com/pingcap/tidb/issues/44254) @[YangKeao](https://github.com/YangKeao)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 `SHOW PROCESSLIST` 语句无法显示子查询时间较长语句的事务的 TxnStart 的问题 [#40851](https://github.com/pingcap/tidb/issues/40851) @[crazycs520](https://github.com/crazycs520)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 `LEADING` hint 不支持查询块别名 (query block alias) 的问题 [#44645](https://github.com/pingcap/tidb/issues/44645) @[qw4990](https://github.com/qw4990)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 `PREPARE stmt FROM "ANALYZE TABLE xxx"` 会被 `tidb_mem_quota_query` kill 掉的问题 [#44320](https://github.com/pingcap/tidb/issues/44320) @[chrysan](https://github.com/chrysan)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复 `processInfo` 为空导致的 panic 问题 [#43829](https://github.com/pingcap/tidb/issues/43829) @[zimulala](https://github.com/zimulala)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复 `ON UPDATE` 语句没有正确更新主键导致数据索引不一致的问题 [#44565](https://github.com/pingcap/tidb/issues/44565) @[zyguan](https://github.com/zyguan)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复开启 `tidb_opt_agg_push_down` 时查询可能返回错误结果的问题 [#44795](https://github.com/pingcap/tidb/issues/44795) @[AilinKid](https://github.com/AilinKid)
- (dup): release-6.1.7.md > 错误修复> TiDB - 修复同时使用 CTE 和关联子查询可能导致查询结果出错或者 panic 的问题 [#44649](https://github.com/pingcap/tidb/issues/44649) [#38170](https://github.com/pingcap/tidb/issues/38170) [#44774](https://github.com/pingcap/tidb/issues/44774) @[winoros](https://github.com/winoros) @[guo-shaoge](https://github.com/guo-shaoge)
- (dup): release-7.2.0.md > 错误修复> TiDB - 修复取消处于 rollback 状态的 DDL 任务导致相关元数据出错的问题 [#44143](https://github.com/pingcap/tidb/issues/44143) @[wjhuang2016](https://github.com/wjhuang2016)

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

- note [#issue](链接) @[贡献者 GitHub ID](链接)

+ PD
<!--2 tw:@Oreoxmt-->
- 修复 Resource Manager 重复初始化 default 资源组的问题 [#6787](https://github.com/tikv/pd/issues/6787) @[glorv](https://github.com/glorv)
- 修复 placement rule in SQL 设置 location labels 在特定条件下不按预期调度的问题 [#6662](https://github.com/tikv/pd/issues/6662) @[rleungx](https://github.com/rleungx)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 错误修复> PD - 修复在特殊情况下冗余副本无法自动修复的问题 [#6573](https://github.com/tikv/pd/issues/6573) @[nolouch](https://github.com/nolouch)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

+ TiFlash
<!--2 tw:@Oreoxmt-->
- 修复 `task_scheduler_active_set_soft_limit` 配置可能不生效的问题 [#7692](https://github.com/pingcap/tiflash/issues/7692) @[windtalker](https://github.com/windtalker)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- 修复存算分离模式下,TiFlash 计算节点获取的 cpu 核数信息不准确的问题 [#7436](https://github.com/pingcap/tiflash/issues/7436) @[guo-shaoge](https://github.com/guo-shaoge)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

+ Tools

+ Backup & Restore (BR)

- (dup): release-7.2.0.md > 错误修复> Tools> Backup & Restore (BR) - 修复某些情况下误报 `checksum mismatch` 的问题 [#44472](https://github.com/pingcap/tidb/issues/44472) @[Leavrth](https://github.com/Leavrth)

+ TiCDC
<!--4 tw:@hfxsd-->
- 修复 PD 异常时可能导致同步任务卡住的问题 [#8808](https://github.com/pingcap/tiflow/issues/8808) [#9054](https://github.com/pingcap/tiflow/issues/9054)
- 修复同步到对象存储时内存消耗过大的问题 [#8894](https://github.com/pingcap/tiflow/issues/8894)
- 修复在打开 redo log 且下游出现异常时可能会导致同步任务卡住的问题 [#9172](https://github.com/pingcap/tiflow/issues/9172)
- 修复在下游出现故障时cdc 持续重试导致重试时间过长的问题 [#9272](https://github.com/pingcap/tiflow/issues/9272)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 错误修复> Tools> TiCDC - 修复同步到 Kafka 场景下,读取下游 Metadata 太频繁导致下游压力过大的问题 [#8959](https://github.com/pingcap/tiflow/issues/8959) @[hi-rustin](https://github.com/hi-rustin)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-6.5.3.md > 错误修复> Tools> TiCDC - 修复当下游为 Kafka 时,TiCDC 查询下游的元信息频率过高导致下游负载过大的问题 [#8957](https://github.com/pingcap/tiflow/issues/8957) [#8959](https://github.com/pingcap/tiflow/issues/8959) @[hi-rustin](https://github.com/hi-rustin)
- (dup): release-6.5.3.md > 错误修复> Tools> TiCDC - 修复在某些特殊场景下 sorter 组件内存使用过多导致 OOM 的问题 [#8974](https://github.com/pingcap/tiflow/issues/8974) @[hicqu](https://github.com/hicqu)
- (dup): release-7.2.0.md > 错误修复> Tools> TiCDC - 修复使用 Avro 或 CSV 协议场景下 `UPDATE` 操作不能输出旧值的问题 [#9086](https://github.com/pingcap/tiflow/issues/9086) @[3AceShowHand](https://github.com/3AceShowHand)
- (dup): release-6.5.3.md > 错误修复> Tools> TiCDC - 修复同步数据到存储服务时,下游 DDL 语句对应的 JSON 文件中没有记录表中字段默认值的问题 [#9066](https://github.com/pingcap/tiflow/issues/9066) @[CharlesCheung96](https://github.com/CharlesCheung96)
- (dup): release-7.2.0.md > 错误修复> Tools> TiCDC - 修复同步到 TiDB 或 MySQL 场景下,频繁设置下游双向复制相关变量导致下游日志过多的问题 [#9180](https://github.com/pingcap/tiflow/issues/9180) @[asddongmen](https://github.com/asddongmen)
- (dup): release-6.5.3.md > 错误修复> Tools> TiCDC - 修复当 Kafka 消息过大导致同步出错时,在 Log 中记录了消息体的问题 [#9031](https://github.com/pingcap/tiflow/issues/9031) @[darraes](https://github.com/darraes)
- (dup): release-6.5.3.md > 错误修复> Tools> TiCDC - 修复 PD 出现网络隔离或 PD Owner 节点重启等故障时 TiCDC 卡住问题 [#8808](https://github.com/pingcap/tiflow/issues/8808) [#8812](https://github.com/pingcap/tiflow/issues/8812) [#8877](https://github.com/pingcap/tiflow/issues/8877) @[asddongmen](https://github.com/asddongmen)

+ TiDB Data Migration (DM)
<!--1 tw:@hfxsd-->
- 修复 dm-master 在迁移表结构中存在唯一索引包含空列的情况下异常退出的问题 [#9247](https://github.com/pingcap/tiflow/issues/9247) @[lance6716](https://github.com/lance6716)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved

+ TiDB Lightning
<!--2 tw:@hfxsd-->
- 修复 TiDB Lightning 连接 pd 失败无法重试的问题,增加导入成功率 [#43400](https://github.com/pingcap/tidb/issues/43400) @[lichunzhu](https://github.com/lichunzhu)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved
- 修复 TiDB Lightning 写 TiKV 返回空间不足时无法正确显示错误信息的问题 [#44733](https://github.com/pingcap/tidb/issues/44733) @[lance6716](https://github.com/lance6716)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-7.2.0.md > 错误修复> Tools> TiDB Lightning - 修复开启 `experimental.allow-expression-index` 且默认值是 UUID 时导致 TiDB Lightning panic 的问题 [#44497](https://github.com/pingcap/tidb/issues/44497) @[lichunzhu](https://github.com/lichunzhu)
- (dup): release-6.1.7.md > 错误修复> Tools> TiDB Lightning - 修复竞态条件可能导致磁盘配额 (disk quota) 不准确的问题 [#44867](https://github.com/pingcap/tidb/issues/44867) @[D3Hunter](https://github.com/D3Hunter)
- (dup): release-6.1.7.md > 错误修复> Tools> TiDB Lightning - 修复逻辑导入模式下,导入期间下游删除表可能导致 TiDB Lightning 元信息未及时更新的问题 [#44614](https://github.com/pingcap/tidb/issues/44614) @[dsdashun](https://github.com/dsdashun)
Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved

+ TiUP

- note [#issue](链接) @[贡献者 GitHub ID](链接)

Oreoxmt marked this conversation as resolved.
Show resolved Hide resolved
+ Dumpling
<!--1 tw:@hfxsd-->
- 修复 dumpling 在 --sql 查询结果集为空时异常退出的问题 [#45200](https://github.com/pingcap/tidb/issues/45200) @[D3Hunter](https://github.com/D3Hunter)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved

+ TiDB Binlog
<!--2 tw:@hfxsd-->
- 修复 TiDB 在 pd 地址完全变更后无法通过 show pump/drainer status 正确查询 binlog 节点状态的问题 [#42643](https://github.com/pingcap/tidb/issues/42643) @[lichunzhu](https://github.com/lichunzhu)
- 修复 TiDB 在 pd 地址完全变更后无法写 binlog 的问题 [#42643](https://github.com/pingcap/tidb/issues/42643) @[lance6716](https://github.com/lance6716)
hfxsd marked this conversation as resolved.
Show resolved Hide resolved
- (dup): release-6.1.7.md > 错误修复> Tools> TiDB Binlog - 修复 etcd client 初始化时没有自动同步最新节点信息的问题 [#1236](https://github.com/pingcap/tidb-binlog/issues/1236) @[lichunzhu](https://github.com/lichunzhu)