oracle 12c 關閉統計信息收集和啟用統計信息收集
阿新 • • 發佈:2018-01-19
ces dba gin enable cti ucc space 收集 pre oracle 12c 關閉統計信息收集和啟用統計信息收集
--關閉統計信息 col client_name for a60 select client_name,status from DBA_AUTOTASK_CLIENT; CLIENT_NAME STATUS ------------------------------------------------------------ ---------------- auto optimizer stats collection ENABLED auto space advisor ENABLED sql tuning advisor ENABLED begin DBMS_AUTO_TASK_ADMIN.DISABLE(client_name => ‘auto optimizer stats collection‘, operation => NULL, window_name => NULL); end; / PL/SQL procedure successfully completed. --啟用統計信息收集 select client_name,status from DBA_AUTOTASK_CLIENT; CLIENT_NAME STATUS ------------------------------------------------------------ ---------------- auto optimizer stats collection DISABLED auto space advisor ENABLED sql tuning advisor ENABLED SQL> begin DBMS_AUTO_TASK_ADMIN.ENABLE(client_name => ‘auto optimizer stats collection‘, operation => NULL, window_name => NULL); end; / PL/SQL procedure successfully completed. select client_name,status from DBA_AUTOTASK_CLIENT; CLIENT_NAME STATUS ------------------------------------------------------------ ---------------- auto optimizer stats collection ENABLED auto space advisor ENABLED sql tuning advisor ENABLED SQL>
oracle 12c 關閉統計信息收集和啟用統計信息收集