1.Overview of the Automatic Workload Repository
The Automatic Workload Repository (AWR) collects, processes, and maintains performance statistics for problem detection and self-tuning purposes. This ...
The AWR Compared Periods report shows the difference between two periods (or two AWR reports,which equates to four snapshots).
Automatic Database Diagnostic Monitor(ADDM) ADDM 在创建每个AWR快照之后会...