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qiancai committed May 4, 2023
1 parent 008489b commit 1d8df8c
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2 changes: 1 addition & 1 deletion system-variables.md
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Expand Up @@ -1407,7 +1407,7 @@ MPP is a distributed computing framework provided by the TiFlash engine, which a
- `ON` indicates that primary keys are created as clustered indexes by default.
- `INT_ONLY` indicates that the behavior is controlled by the configuration item `alter-primary-key`. If `alter-primary-key` is set to `true`, all primary keys are created as non-clustered indexes by default. If it is set to `false`, only the primary keys which consist of an integer column are created as clustered indexes.
### tidb_enable_ddl
### tidb_enable_ddl <span class="version-mark">New in v6.3.0</span>
- Scope: GLOBAL
- Persists to cluster: No, only applicable to the current TiDB instance that you are connecting to.
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2 changes: 1 addition & 1 deletion tidb-configuration-file.md
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Expand Up @@ -850,7 +850,7 @@ Configuration items related to read isolation.
- This configuration controls whether the corresponding TiDB instance can become a DDL owner or not.
- Default value: `true`
- Possible values: `OFF`, `ON`
- The value of this configuration will initialize the value of the system variable [`tidb_enable_ddl`](/system-variables.md#tidb_enable_ddl)
- The value of this configuration will initialize the value of the system variable [`tidb_enable_ddl`](system-variables.md#tidb_enable_ddl-new-in-v630)
- Before v6.3.0, this configuration is set by `run-ddl`.

### `tidb_stmt_summary_enable_persistent` <span class="version-mark">New in v6.6.0</span>
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