A.V$COPY_CORRUPT B.V$COPY_CORRUPTION C.V$BACKUP_CORRUPT D.V$BACKUP_CORRUPTION
单项选择题Whichdatadictionaryviewsdisplaystheerrorinformationrelatedtoadatafile,whenaninternalreadfailsonthatfile?()
A.V$DATAFILE B.V$DATAFILE_HEADER C.DBA_DATA_FILES D.V$DBFILE E.V$DATAFILE_ERRORS
单项选择题AfteranumberofdayssetbytheparameterCONTROL_FILE_RECORD_KEEP_TIME,theinformationinthecontrolfileisoverwrittenbyRMAN.Whatisthisparameter’sdefaultvalue?()
A.1 day B.5 days C.7 days D.31 days