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clustered-indexes.md: change the system variable default value to ON #10311

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ti-chi-bot merged 1 commit into from
Sep 6, 2022
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clustered-indexes.md: change the system variable default value to ON #10311

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2 changes: 1 addition & 1 deletion clustered-indexes.md
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ For statements that do not explicitly specify the keyword `CLUSTERED`/`NONCLUSTE
- `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`, 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.

The default value of `@@global.tidb_enable_clustered_index` is `INT_ONLY`.
The default value of `@@global.tidb_enable_clustered_index` is `ON`.

### Add or drop clustered indexes

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2 changes: 1 addition & 1 deletion system-variables.md
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Expand Up @@ -1012,7 +1012,7 @@ Constraint checking is always performed in place for pessimistic transactions (d
- Scope: SESSION | GLOBAL
- Persists to cluster: Yes
- Type: Enumeration
- Default value: `INT_ONLY`
- Default value: `ON`
- Possible values: `OFF`, `ON`, `INT_ONLY`
- This variable is used to control whether to create the primary key as a [clustered index](/clustered-indexes.md) by default. "By default" here means that the statement does not explicitly specify the keyword `CLUSTERED`/`NONCLUSTERED`. Supported values are `OFF`, `ON`, and `INT_ONLY`:
- `OFF` indicates that primary keys are created as non-clustered indexes by default.
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