自动工作量仓库是从Oracle 10g开始引入的，不过只包括了一些简单的基线功能，创建一个基线允许保留指定范围内的快照用于性能对比，与AWR保留策略无关，可以使用DBMS_WORKLOAD_REPOSITORY包来管理这个功能，在11g中，它被增强了。 注意，DBMS_WORKLOAD_REPOSITORY包中的大 ...

Oracle DBA’s can spend massive amounts of time trying to pinpoint the cause of DB performance issues. The more complicated the infrastructure stack, the more difficult it is to figure out the root ...

Oracle DBA’s can spend massive amounts of time trying to pinpoint the cause of DB performanceissues. The more complicated the infrastructure stack, the more difficult it is to figure out the rootcause ...