系统表介绍
setup_timers 用以配置监测事件计时器类型
| 列名 | 含义 |
|---|---|
| NAME | 事件类型 |
| TIMER_NAME | 计时器类型 |
实例
mysql> select * from setup_timers ;
+-------------+-------------+
| NAME | TIMER_NAME |
+-------------+-------------+
| idle | MICROSECOND |
| wait | CYCLE |
| stage | NANOSECOND |
| statement | NANOSECOND |
| transaction | NANOSECOND |
+-------------+-------------+
5 rows in set, 1 warning (0.00 sec)