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add TiDB 5.2.0 release note (#6864) #7004

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4 changes: 3 additions & 1 deletion TOC.md
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Expand Up @@ -7,7 +7,7 @@

+ 关于 TiDB
+ [TiDB 简介](/overview.md)
+ [TiDB 5.1 Release Notes](/releases/release-5.1.0.md)
+ [TiDB 5.2 Release Notes](/releases/release-5.2.0.md)
+ [基本功能](/basic-features.md)
+ [实验特性](/experimental-features.md)
+ 性能测试报告
Expand Down Expand Up @@ -545,6 +545,8 @@
+ [术语表](/glossary.md)
+ 版本发布历史
+ [发布版本汇总](/releases/release-notes.md)
+ v5.2
- [5.2.0](/releases/release-5.2.0.md)
+ v5.1
- [5.1.1](/releases/release-5.1.1.md)
- [5.1.0](/releases/release-5.1.0.md)
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2 changes: 1 addition & 1 deletion _index.md
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Expand Up @@ -15,7 +15,7 @@ summary: 了解 TiDB 数据库。

- [TiDB 简介](/overview.md)
- [基本功能](/basic-features.md)
- [TiDB 5.1 Release Notes](/releases/release-5.1.0.md)
- [TiDB 5.2 Release Notes](/releases/release-5.2.0.md)
- [与 MySQL 的兼容性](/mysql-compatibility.md)
- [使用限制](/tidb-limitations.md)

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2 changes: 1 addition & 1 deletion benchmark/v5.2-performance-benchmarking-with-tpcc.md
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Expand Up @@ -6,7 +6,7 @@ title: TiDB TPC-C 性能对比测试报告 - v5.2.0 对比 v5.1.1

## 测试概况

本次测试对比了 TiDB v5.2.0 和 v5.1.1 在 OLTP 场景下的 TPC-C 性能表现。结果显示,由于 v5.2.0 默认设置了 `security.auto-tls: true`, v5.2.0 相比于 v5.1.1 在 TPC-C 性能上下降了4.30%。
本次测试对比了 TiDB v5.2.0 和 v5.1.1 在 OLTP 场景下的 TPC-C 性能表现。结果显示,v5.2.0 相比于 v5.1.1 在 TPC-C 性能上下降了 4.22%。

## 测试环境 (AWS EC2)

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313 changes: 313 additions & 0 deletions releases/release-5.2.0.md

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4 changes: 4 additions & 0 deletions releases/release-notes.md
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Expand Up @@ -6,6 +6,10 @@ title: TiDB 版本发布历史

TiDB 历史版本发布声明如下:

## 5.2

- [5.2.0](/releases/release-5.2.0.md)

## 5.1

- [5.1.1](/releases/release-5.1.1.md)
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1 change: 0 additions & 1 deletion telemetry.md
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Expand Up @@ -23,7 +23,6 @@ TiDB、TiUP 及 TiDB Dashboard 默认会收集使用情况信息,并将这些
- 集群的部署情况,包括各个组件所在的硬件信息(CPU、内存、磁盘)、组件版本号、操作系统版本号等
- 系统的查询请求状态,例如查询请求次数、持续时长等
- 系统组件的使用情况,例如 Async Commit 功能是否有被使用
- 内建函数的使用情况,包括 SQL 查询中各种函数的使用频次,其中不包含函数参数的具体信息

可以通过执行以下 SQL 语句查看 TiDB 收集的使用情况信息内容:

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2 changes: 1 addition & 1 deletion tidb-configuration-file.md
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Expand Up @@ -322,7 +322,7 @@ TiDB 配置文件比命令行参数支持更多的选项。你可以在 [config/
### `auto-tls`

+ 控制 TiDB 启动时是否自动生成 TLS 证书。
+ 默认值:`true`
+ 默认值:`false`

## performance

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