[摘要]+--------------------------+1 row in set (1.22 sec)mysql> explain SELECT sql_no_cache SUM(outcom...
+--------------------------+
1 row in set (1.22 sec)
mysql> explain SELECT sql_no_cache SUM(outcome)-SUM(income) FROM journal where account_id = '1c6ab4e7-main';
+----+-------------+---------+------+---------------+------------+---------+-------+--------+-----------------------+
关键词：案例详细说明mysql中innodb_flush_method办法