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Update docs/en/sql-reference/statements/select/from.md

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Dan Roscigno 2022-12-22 11:13:36 -05:00 committed by GitHub
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docs/en/sql-reference/statements/select/from.md
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@ -23,7 +23,9 @@ When `FINAL` is specified, ClickHouse fully merges the data before returning the
It is applicable when selecting data from ReplacingMergeTree, SummingMergeTree, AggregatingMergeTree, CollapsingMergeTree and VersionedCollapsingMergeTree tables.
Now `SELECT` queries with `FINAL` are executed in parallel and slightly faster. But there are drawbacks (see below). The [max_final_threads](../../../operations/settings/settings.md#max-final-threads) setting limits the number of threads used.
`SELECT` queries with `FINAL` are executed in parallel. The [max_final_threads](../../../operations/settings/settings.md#max-final-threads) setting limits the number of threads used.
There are drawbacks to using `FINAL` (see below).
### Drawbacks