# Tests for PERFORMANCE_SCHEMA #setup let $select_column = VARIABLE_VALUE; let $table = performance_schema.variables_by_thread; select connection_id() into @conid; select thread_id from performance_schema.threads where PROCESSLIST_ID = @conid into @tid; ########################################################################### # Test index on THREAD_ID, VARIABLE_NAME ########################################################################### let $column_count = 2; let $col1 = THREAD_ID; let $col2 = VARIABLE_NAME; let $col1_act = @tid; let $col2_act = "autocommit"; --source ../include/idx_explain_test.inc