发布日期:2020-04-10
A.STARTUP MOUNT EXCLUSIVE ALTER DATABASE FLASHBACK ON; ALTER DATABASE OPEN;
B.STARTUP MOUNT ALTER DATABASE FLASHBACK ON; ALTER DATABASE OPEN RESETLOGS;
C.STARTUP MOUNT EXCLUSIVE ATLER DATABASE ARCHIVELOG; ALTER DATABASE FLASHBACK ON; ALTER DATABASE OPEN RESETLOGS;
D.STARTUP MOUNT ALTER DATABASE ARCHIVELOG; ALTER DATABASE FLASHBACK ON; ALTER DATABASE OPEN;
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