DROP INDEX

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Syntax

DROP [ONLINE|OFFLINE] INDEX index_name ON tbl_name

Description

DROP INDEX drops the index named index_name from the table tbl_name. This statement is mapped to an ALTER TABLE statement to drop the index.

See ALTER TABLE.

Another shortcut, CREATE INDEX, allows to create an index.

The ONLINE and OFFLINE clauses have been removed in MariaDB 10.0.

To remove the primary key, `PRIMARY` must be specified as index_name. Note that the quotes are necessary, because PRIMARY is a keyword.

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