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releases: add tidb 5.0.4 release notes #7112

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merged 11 commits into from
Sep 27, 2021
Merged

releases: add tidb 5.0.4 release notes #7112

merged 11 commits into from
Sep 27, 2021

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TomShawn
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@TomShawn TomShawn commented Sep 10, 2021 •
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What is changed, added or deleted? (Required)

releases: add tidb 5.0.4 release notes

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  • v4.0 (TiDB 4.0 versions)
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ti-chi-bot commented Sep 10, 2021 •
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • Liuxiaozhen12

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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@ti-chi-bot ti-chi-bot added missing-translation-status This PR does not have translation status info. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Sep 10, 2021
@TomShawn TomShawn added needs-cherry-pick-release-5.0 translation/from-docs This PR is translated from a PR in pingcap/docs. and removed missing-translation-status This PR does not have translation status info. labels Sep 10, 2021
Little-Wallace
Little-Wallace reviewed Sep 14, 2021
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releases/release-5.0.4.md

## 提升改进

## Bug 修复
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@Little-Wallace Little-Wallace Sep 14, 2021 •
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  • Tools

    + Dumpling
         - 修复对 mysql-8.0.3 或更高版本执行 `show table status` 卡住的问题。
         - 支持 MemSQL/SingleStore 的 `WITH CONSISTENT SNAPSHOT` 和 `SHOW CREATE DATABASE` 语法。
   
 + TiCDC

         - 修复将 `mysql.TypeString, mysql.TypeVarString, mysql.TypeVarchar` 等类型的数据编码为 json 时进程崩溃的 Bug。 [#2782](https://github.com/pingcap/ticdc/pull/2782)
         - 修复表重新调度时多个流写同一张表引发的数据不一致 Bug。 [#2728](https://github.com/pingcap/ticdc/pull/2728)
         - 降低 gRPC 窗口大小来避免 Region 数量过多时触发 OOM。  [#2724](https://github.com/pingcap/ticdc/pull/2724)
         - 修复内存压力大时 gRPC 连接频繁断开的错误。 [#2719](https://github.com/pingcap/ticdc/pull/2719)
         - 优化内存排序后端的内存回收效率。 [#2711](https://github.com/pingcap/ticdc/pull/2711)
         - 修复无符号整数的类型转换错误。 [#2655](https://github.com/pingcap/ticdc/pull/2655)
         - 修复 open protocol 在上游事务插入并删除同一行数据情况下输出空值的问题. [#2620](https://github.com/pingcap/ticdc/pull/2620)
         - 修复表结构变更时创建的流处理 DDL 失败的问题。 [#2610](https://github.com/pingcap/ticdc/pull/2610)
         - 修复执行缓慢的 DDL 阻塞其他流复制数据的问题。[#2605](https://github.com/pingcap/ticdc/pull/2605)
         - 禁止使用不同的版本启动 TiCDC 节点。 [#2598](https://github.com/pingcap/ticdc/pull/2598)
         - 修复元信息管理问题。 [#2558](https://github.com/pingcap/ticdc/pull/2558)
         - 为所有 KV 客户端创建全局共享的 gRPC 连接池。 [#2533](https://github.com/pingcap/ticdc/pull/2533)
         - 修复 sink Close 不正确导致多个节点写同一张表的 Bug。 [#2492](https://github.com/pingcap/ticdc/pull/2492)
         - 降低了 workerpool 中创建 goroutine 的数量. [#2487](https://github.com/pingcap/ticdc/pull/2487)
         - 修复 capture list 命令中出现已经关闭的 capture 的 Bug。 [#2466](https://github.com/pingcap/ticdc/pull/2466)
         - 修复集成测试中遇到的由于 DDL Job 重复导致的 ErrSchemaStorageTableMiss 错误. [#2458](https://github.com/pingcap/ticdc/pull/2458)
         - 修复遇到 ErrGCTTLExceeded 错误时 changefeed 无法删除的 Bug。 [#2456](https://github.com/pingcap/ticdc/pull/2456)
         - 修复同步大数据量表到 cdclog 失败的 Bug。 [#2445](https://github.com/pingcap/ticdc/pull/2445)
         - 修复客户端向后兼容。 [#2413](https://github.com/pingcap/ticdc/pull/2413)
         - 修复 Region 从某个 TiKV 节点全部迁移走时，回收其对应的 CDC worker 的 goroutine 资源 [#2377](https://github.com/pingcap/ticdc/pull/2377)
         - 删除已经不再维护的 FileSorter 代码。 [#2326](https://github.com/pingcap/ticdc/pull/2326)
         - 默认从 TiKV 获取行变更的历史值（old-value），输出会根据 enable-old-value 配置进行调整。 [#2305](https://github.com/pingcap/ticdc/pull/2305)
         - 修复 SinkManager 中对 map 的不安全并发访问。 [#2299](https://github.com/pingcap/ticdc/pull/2299)
         - 修复 owner 在执行 DDL 时崩溃可能导致的潜在的 DDL 任务丢失的 Bug。[#2292](https://github.com/pingcap/ticdc/pull/2292)
        - 修复在 region 刚初始化时立刻执行 resolve lock 的问题。 [#2265](https://github.com/pingcap/ticdc/pull/2265)
        - 修复创建新的分区表时部分分区被重复分发。 [#2263](https://github.com/pingcap/ticdc/pull/2263)
       - 优化 PD 缺失证书时的报错信息。 [#2185](https://github.com/pingcap/ticdc/pull/2185)
       - 当任务结束时清除 changefeed 和 processor 的监控指标。 [#2177](https://github.com/pingcap/ticdc/pull/2177)

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@amyangfei amyangfei Sep 14, 2021 •
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s/即便用户没有配置，仍然上传 old-value 到 CDC 节点。/ 默认从 TiKV 获取行变更的历史值（old-value），输出会根据 enable-old-value 配置进行调整

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  • 修复当一张表的状态从不合法变更为合法时，数据没有被 CDC 复制的 Bug。 #1488

这个没合并，需要去掉

@TomShawn TomShawn mentioned this pull request Sep 15, 2021
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solotzg
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@ti-chi-bot ti-chi-bot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Sep 15, 2021
djshow832
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@ti-chi-bot ti-chi-bot added size/L Denotes a PR that changes 100-499 lines, ignoring generated files. and removed size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Sep 17, 2021
tier-cap
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+ TiKV

?- 修复当有快照文件未被 GC 回收时，快照在 GC 的过程中可能遗留 GC 快照文件的问题 [#10813](https://github.com/tikv/tikv/issues/10813)
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- 修复损坏的快照文件可能会造成磁盘空间无法回收的问题。[#10813](https://github.com/tikv/tikv/issues/10813)

djshow832
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LGTM

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@djshow832: Thanks for your review. The bot only counts approvals from reviewers and higher roles in list, but you're still welcome to leave your comments.

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LGTM for TiKV

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LGTM for tools

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Sep 27, 2021
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/remove-status LGT1
/status LGT2

@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Sep 27, 2021
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/merge

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This pull request has been accepted and is ready to merge.

Commit hash: 21323cb

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Sep 27, 2021
@ti-chi-bot ti-chi-bot merged commit ed8ea62 into pingcap:master Sep 27, 2021
@TomShawn TomShawn deleted the 5.0.4-rn branch September 27, 2021 03:27
This was referenced Sep 27, 2021
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In response to a cherrypick label: new pull request created: #7194.

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In response to a cherrypick label: new pull request created: #7195.

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In response to a cherrypick label: new pull request created: #7196.

ti-chi-bot added a commit that referenced this pull request Sep 27, 2021
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releases: add tidb 5.0.4 release notes (#7112) (#7194)
5283c58
ti-chi-bot added a commit that referenced this pull request Sep 27, 2021
@ti-chi-bot
releases: add tidb 5.0.4 release notes (#7112) (#7195)
a44364d
ti-chi-bot added a commit that referenced this pull request Sep 27, 2021
@ti-chi-bot
releases: add tidb 5.0.4 release notes (#7112) (#7196)
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@djshow832 djshow832 djshow832 approved these changes

@Liuxiaozhen12 Liuxiaozhen12 Liuxiaozhen12 approved these changes

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