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information_schema: Update IS_VISIBLE description #20717

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2 changes: 1 addition & 1 deletion information-schema/information-schema-statistics.md
Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ Fields in the `STATISTICS` table are described as follows:
* `INDEX_TYPE`: The type of the index.
* `COMMENT`: Other information related to the index.
* `INDEX_COMMENT`: Any comment with comment attribute provided for the index when creating the index.
* `IS_VISIBLE`: Whether the optimizer can use this index.
* `IS_VISIBLE`: Whether this index is visible or not. See also [invisible index](/sql-statements/sql-statement-create-index.md#invisible-index).
* `Expression` For the index key of the non-expression part, this value is `NULL`; for the index key of the expression part, this value is the expression itself. Refer to [Expression Index](/sql-statements/sql-statement-create-index.md#expression-index).

The following statements are equivalent:
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