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Merged
ti-chi-bot merged 5 commits into from
Jan 13, 2026
Merged

add doc for async-batch-get #21164

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d5f980d
add doc for async-batch-get
zyguan Dec 3, 2025
10035e4
Update tidb-configuration-file.md
zyguan Dec 3, 2025
882a466
Update tidb-configuration-file.md
zyguan Dec 3, 2025
f5f5459
Update tidb-configuration-file.md
zyguan Dec 5, 2025
9d37084
revise the description
zyguan Dec 5, 2025
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5 changes: 5 additions & 0 deletions tidb-configuration-file.md
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Expand Up @@ -642,6 +642,11 @@ TiDB 配置文件比命令行参数支持更多的选项。你可以在 [config/
+ 当 `force-init-stats` 为 `true` 时，TiDB 启动时会等到统计信息初始化完成后再对外提供服务。需要注意的是，在表和分区数量较多且 [`lite-init-stats`](/tidb-configuration-file.md#lite-init-stats-从-v710-版本开始引入) 为 `false` 的情况下，`force-init-stats` 为 `true` 可能会导致 TiDB 从启动到开始对外提供服务的时间变长。
+ 当 `force-init-stats` 为 `false` 时，TiDB 在统计信息初始化未完成时即可对外提供服务，但由于统计信息初始化未完成，优化器会用 pseudo 统计信息进行决策，可能会产生不合理的执行计划。

### `enable-async-batch-get` <span class="version-mark">从 v8.5.5 和 v9.0.0 版本开始引入</span>

+ 用于控制 TiDB 是否使用 Async KV API 来执行 Batch Get 操作。
+ 默认值：`true`

## opentracing

opentracing 的相关的设置。
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