connection node_2; connection node_1; CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB; INSERT INTO t1 VALUES (1); SELECT COUNT(*) > 0 FROM mysql.general_log; COUNT(*) > 0 1 SELECT 1 = 1 FROM t1; 1 = 1 1 SELECT COUNT(*) = 1 FROM mysql.slow_log WHERE sql_text = 'SELECT 1 = 1 FROM t1'; COUNT(*) = 1 1 connection node_2; SELECT 2 = 2 FROM t1; 2 = 2 1 SELECT COUNT(*) = 1 FROM mysql.slow_log WHERE sql_text = 'SELECT 2 = 2 FROM t1'; COUNT(*) = 1 1 connection node_1; DROP TABLE t1; truncate table mysql.slow_log; truncate table mysql.general_log;