USER_extents
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SQL> desc user_extents;
 À̸§                                      ³Î?      À¯Çü
 ----------------------------------------- -------- ----------------------------
 SEGMENT_NAME                                       VARCHAR2(81)
 PARTITION_NAME                                     VARCHAR2(30)
 SEGMENT_TYPE                                       VARCHAR2(18)
 TABLESPACE_NAME                                    VARCHAR2(30)
 EXTENT_ID                                          NUMBER
 BYTES                                              NUMBER
 BLOCKS                                             NUMBER
 
SQL> select segment_name,extent_id,tablespace_name from user_extents;
 
SEGMENT_NAME          EXTENT_ID TABLESPACE_NAME
-------------------- ---------- ---------------
DEPT                          0 USERS
EMP                           0 USERS
BONUS                         0 USERS
SALGRADE                      0 USERS
PK_DEPT                       0 USERS
PK_EMP                        0 USERS
 
6 °³ÀÇ ÇàÀÌ ¼±ÅõǾú½À´Ï´Ù.
 
SQL>