() aeroplanes in this company are Boeing planes.
A、A.Most of
B、B.Most
C、C.The most
A、A.Most of
B、B.Most
C、C.The most
A、set SQL_TRACE=True B、set UNDO_RETENTION=14400 C、set FAST_START_MTTR_TARGET=240 D、set LOG_CHECKPOINT_INTERVAL=240 E、set DB_FLASHBACK_RETENTION_TARGET=14400 F、set the RETENTION GUARANTEE clause for the undo tablespace
A、Define a Key-Exit trigger for all the blocks in the form. B、In the Object Navigator, highlight all the items and define a Key-Exit trigger. C、Define a Key-Exit trigger on the primary key item in the master block. D、No additional key-trigger definition is necessary.