# # Test of deletion of rules. # CREATE TABLE t1 ( c1 VARCHAR(10) ); INSERT INTO t1 VALUES ( 'abc' ), ( 'def' ); CREATE TABLE t2 ( c1 VARCHAR(10) ); INSERT INTO t2 VALUES ( '123' ), ( '456' ); # Query rewrite plugin was installed. INSERT INTO query_rewrite.rewrite_rules ( pattern, replacement ) VALUES ( 'SELECT * FROM test.t1', 'SELECT * FROM test.t2' ); CALL query_rewrite.flush_rewrite_rules(); # Check that the rewrite rule is executed. SELECT * FROM test.t1; c1 123 456 Warnings: Note 1105 Query 'SELECT * FROM test.t1' rewritten to 'SELECT * FROM test.t2' by a query rewrite plugin DELETE FROM query_rewrite.rewrite_rules WHERE pattern = 'SELECT * FROM test.t1'; CALL query_rewrite.flush_rewrite_rules(); # Check that the rewrite rule is not executed. SELECT * FROM test.t1; c1 abc def DROP TABLE t1, t2; Warnings: Warning 1620 Plugin is busy and will be uninstalled on shutdown # Query rewrite plugin was queued for uninstalling.