Compressed backups work with which of the following commands?()
A、 copy as backup
B、 backup as copy
C、 backup
D、 copy
A、 copy as backup
B、 backup as copy
C、 backup
D、 copy
A、 BACKUP AS COMPRESSED BACKUPSET DATABASE B、 BACKUP AS COMPRESSED COPY OF DATABASE C、 CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSET D、 CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS E、 BACKUP DATABASE COMPRESS
A、A.A different procedure is required to restore a database from compressed backups B、B.The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies. C、C.Using this command to create backups minimizes the bandwidth consumed. D、D.Using this command to create backups improves the performance of the backup process
A、Bitmap indexes. B、Reverse key indexes. C、Function-based indexes. D、Key-compressed indexes on regular tables. E、Key-compressed indexes on IOT (including secondary indexes)
A、A. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO BACKUPSET; B、B. CONFIGURE DEVICE TYPE TO disk BACKUP TYPE TO COPY; C、C. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED BACKUPSET; D、D. CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED COPY;