你的數(shù)據(jù)庫運行在歸檔模式下,有兩組reodolog,每組包含一個成員。當你試圖啟動這個數(shù)據(jù)庫時,你得到了下面的錯誤提示:ORA-00313:open failed for members of log group 1 of thread 1 ORA-00312:online log 1 thread 1:’’D:\REDO01.LOG’’你發(fā)現(xiàn)當前redo log文件損壞了,你應(yīng)該使用下面哪句命令來解決此問題?()
A.ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP1
B.ALTER DATABASE DROP LOGFILE MEMBER’’D:\REDO01.LOG’’
C.ALTER DATABASE DROP LOGFILE GROUP 1
D.ALTER DATABASE CLEAR LOGFILE GROUP 1