AWR相關知識和各種報告

select * from DBA_HIST_WR_CONTROL：控制AWR的設置 select * from DBA_HIST_SQL_PLAN顯示SQL執行計劃 select * from DBA_HIST_SNAPSHOT系統中快照的信息 DBA_HIST_IOSTAT_DETAIL：按文件類型和功能彙總的歷史I / O統計信息 select * from DBA_HIST_DISPATC

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