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planner: add variable tidb_enable_inl_join_inner_multi_pattern (#13451) #13716

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Apr 21, 2023
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planner: add variable tidb_enable_inl_join_inner_multi_pattern (#13451) #13716

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add variable tidb_enable_inl_join_inner_multi_pattern
chrysan Mar 16, 2023
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Update system-variables.md
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chrysan Mar 17, 2023
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ran-huang Apr 18, 2023
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8 changes: 8 additions & 0 deletions system-variables.md
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Expand Up @@ -1470,6 +1470,14 @@ MPP 是 TiFlash 引擎提供的分布式计算框架，允许节点之间的数
- 如果升级前 TiDB 的版本低于 v6.1.0，升级后该变量的默认值为 `ON`。
- 如果升级前 TiDB 的版本等于或大于 v6.1.0，升级后该变量的默认值跟随升级前的设定值。

### `tidb_enable_inl_join_inner_multi_pattern` <span class="version-mark">从 v7.0.0 版本开始引入</span>
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- 作用域：SESSION | GLOBAL
- 是否持久化到集群：是
- 类型：布尔型
- 默认值：`OFF`
- 该变量用于控制当内表上有 `Selection`/`Projection` 算子时是否支持 Index Join。`OFF` 表示不支持。

### `tidb_enable_ordered_result_mode`

- 作用域：SESSION | GLOBAL
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