【单选题】The BOOKINGS table contains online booking information. When a booking is confirmed, the details are transferred to an archival table BOOKINGS_HIST and deleted from the BOOKINGS table. There is no fix...
A.
Perform EXPORT, DROP, and IMPORT operations on the BOOKINGS table sequentially
B.
Shrink the BOOKINGS table by using the ALTER TABLE SHRINK SPACE command
C.
Move the BOOKINGS table to a different location by using the ALTER TABLE MOVE command
D.
Deallocate the space in the BOOKINGS table by using the ALTER TABLE DEALLOCATE UNUSED command
【简答题】根据短文内容简要回答下面的问题。 Have you ever seen an animal without a head ? There is such an animal ! It has no tail or legs. Its body is full of holes. It eats and breathes but never moves. It lives under water. ...
【简答题】I suppose fame and fortune isn't worth at all. 2 、 Many of the companies that they had invested in went . 3 、 Britain’s past and commercial reach mean that it has spawned lots of globally successful c...