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sql: update tidb_batch_insert/delete autocommit #462

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May 9, 2018
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sql: update tidb_batch_insert/delete autocommit #462

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sql: update tidb_batch_insert autocommit
lilin90 May 9, 2018
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sql: update tidb_batch_insert autocommit
lilin90 May 9, 2018
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6 changes: 3 additions & 3 deletions sql/tidb-specific.md
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Expand Up @@ -128,15 +128,15 @@ If you need to set the global variable, run:

- Scope: SESSION | GLOBAL
- Default value: 0
- This variable is used to set whether to divide the inserted data automatically.
- This variable is used to set whether to divide the inserted data automatically. It is valid only when `autocommit` is enabled.
- When inserting a large amount of data, you can set the variable value to true. Then the inserted data is automatically divided into multiple batches and each batch is inserted by a single transaction.

### tidb_batch_delete

- Scope: SESSION | GLOBAL
- Default value: 0
- This variable is used to set whether to divide the data for deletion automatically.
- When deleting a large amount of data, you can set the variable value to true. Then the data for deletion is automatically divided into multiple batches and each batch is deleted by a single transaction.
- This variable is used to set whether to divide the data for deletion automatically. It is valid only when `autocommit` is enabled.
- When deleting a large amount of data, you can set the variable value to true. Then the data for deletion is automatically divided into multiple batches and each batch is deleted by a single transaction.

### tidb_dml_batch_size

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