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system-variables: optimize the persist info #18693

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Sep 23, 2024
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system-variables: optimize the persist info #18693

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Update system-variables.md
qiancai Sep 23, 2024
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qiancai Sep 23, 2024
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2 changes: 1 addition & 1 deletion system-variables.md
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Expand Up @@ -4565,7 +4565,7 @@ EXPLAIN FORMAT='brief' SELECT COUNT(1) FROM t WHERE a = 1 AND b IS NOT NULL;
### `tidb_service_scope` <span class="version-mark">从 v7.4.0 版本开始引入</span>

- 作用域：GLOBAL
- 是否持久化到集群：否
- 是否持久化到集群：否，仅作用于当前连接的 TiDB 实例
- 是否受 Hint [SET_VAR](/optimizer-hints.md#set_varvar_namevar_value) 控制：否
- 类型：字符串
- 默认值：""
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