查看导入数据的任务：
SQL> select * from DBA_DATAPUMP_JOBS;
OWNER_NAME JOB_NAME
------------------------------ ------------------------------
OPERATION
--------------------------------------------------------------------------------
JOB_MODE
--------------------------------------------------------------------------------
STATE DEGREE ATTACHED_SESSIONS DATAPUMP_SESSIONS
------------------------------ ---------- ----------------- -----------------
CBS SYS_IMPORT_FULL_01
IMPORT
FULL
EXECUTING 10 0 11