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Update docs/en/engines/table-engines/mergetree-family/replacingmergetree.md

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Dan Roscigno 2023-05-09 13:18:35 -04:00 committed by GitHub
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@ -94,7 +94,9 @@ SELECT * FROM mySecondReplacingMT FINAL;
Column data type — `UInt8`.
Can only be enabled when `ver` is used.
:::note
`is_deleted` can only be enabled when `ver` is used.
The row is deleted when the `OPTIMIZE ... FINAL CLEANUP`, or `OPTIMIZE ... FINAL` is used or if the engine settings `clean_deleted_rows` has been set to `Always`.
No matter the operation on the data, the version must be increased. If two inserted rows have the same version number, the last inserted row is the one kept.