首页 > Linux操作系统 > Linux操作系统 > 监控数据库性能的SQL
1. 监控事例的等待
select event,sum(decode(wait_Time,0,0,1)) "Prev",
sum(decode(wait_Time,0,1,0)) "Curr",count(*) "Tot"
from v$session_Wait
group by event order b...
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