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MySQL 5.6.3

 

SHOW VARIABLES LIKE ‘%version%‘;

https://dev.mysql.com/doc/refman/5.6/en/explain.html

As of MySQL 5.6.3, permitted explainable statements for EXPLAIN are SELECTDELETEINSERTREPLACE, and UPDATE. Before MySQL 5.6.3, SELECTis the only explainable statement.

MySQL 5.6.3