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Add a limitation for "Import Into" SQL statement #15414

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Nov 22, 2023
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Add a limitation for "Import Into" SQL statement #15414

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Update sql-statement-import-into.md
Frank945946 Nov 21, 2023
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1 change: 1 addition & 0 deletions sql-statements/sql-statement-import-into.md
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Expand Up @@ -36,6 +36,7 @@ The `IMPORT INTO` statement is used to import data in formats such as `CSV`, `SQ
- When the [Global Sort](/tidb-global-sort.md) feature is used for data import, the data size of a single row after encoding must not exceed 32 MiB.
- When the Global Sort feature is used for data import, if the target TiDB cluster is deleted before the import task is completed, temporary data used for global sorting might remain on Amazon S3. In this case, you need to delete the residual data manually to avoid increasing S3 storage costs.
- Ensure that the data to be imported does not contain any records with primary key or non-null unique index conflicts. Otherwise, the conflicts can result in import task failures.
- Known Defect: Avoid executing PD downsizing during data import to prevent import task failure.
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用词应该是scale-in？


## Prerequisites for import

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