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Update docs/en/sql-reference/statements/explain.md

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Co-authored-by: olgarev <56617294+olgarev@users.noreply.github.com>
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@ -386,7 +386,7 @@ ExpressionTransform
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### EXPLAIN ESTIMATE {#explain-estimate}
Shows information about read rows, marks and parts from [MergeTree](../../engines/table-engines/mergetree-family/mergetree.md#table_engines-mergetree) tables.
Shows the estimated number of rows, marks and parts to be read from the tables while processing the query. Works with tables in the [MergeTree](../../engines/table-engines/mergetree-family/mergetree.md#table_engines-mergetree) family.
**Example**