# Tests for PERFORMANCE_SCHEMA --source include/not_embedded.inc --source include/have_perfschema.inc -- error ER_DBACCESS_DENIED_ERROR alter table performance_schema.mutex_instances add column foo integer; -- error ER_WRONG_PERFSCHEMA_USAGE truncate table performance_schema.mutex_instances; -- error ER_DBACCESS_DENIED_ERROR ALTER TABLE performance_schema.mutex_instances ADD INDEX test_index(NAME); -- error ER_DBACCESS_DENIED_ERROR CREATE UNIQUE INDEX test_index ON performance_schema.mutex_instances(NAME);