You issued the following command on the temporary tablespace LMTEMP in your database: SQL>ALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M; Which requirement must be fulfilled for this command to succeed?()
A:The tablespace must be locally managed.
B:The tablespace must have only one temp file.
C:The tablespace must be made nondefault and offline.
D:The tablespace can remain as the default but must have no active sort operations.
出自:Oracle认证