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tidb: add a note for cross-join (#18544) #18547

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Sep 6, 2024
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tidb: add a note for cross-join (#18544) #18547

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4 changes: 4 additions & 0 deletions tidb-configuration-file.md
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Expand Up @@ -491,6 +491,10 @@ TiDB 配置文件比命令行参数支持更多的选项。你可以在 [config/
+ 默认值：true
+ 默认可以执行在做 join 时两边表没有任何条件（where 字段）的语句；如果设置为 false，则有这样的 join 语句出现时，server 会拒绝执行

> **注意：**
>
> 在创建集群时，不要将 `cross-join` 设置为 false，否则会导致集群启动失败。

### `stats-lease`

+ TiDB 重载统计信息，更新表行数，检查是否需要自动 analyze，利用 feedback 更新统计信息以及加载列的统计信息的时间间隔。
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