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Dba_tables

SQL> desc dba_tables;  Name                              Null?    Type  ----------------------------------  OWNER                             NOT NULL VARCHAR2(30)  TABLE_NAME                        NOT NULL VARCHAR2(30)  TABLESPACE_NAME                            VARCHAR2(30)  CLUSTER_NAME                               VARCHAR2(30)  IOT_NAME                                   VARCHAR2(30)  STATUS                                     VARCHAR2(8)  PCT_FREE                                   NUMBER  PCT_USED                                   NUMBER  INI_TRANS                                  NUMBER  MAX_TRANS                                  NUMBER  INITIAL_EXTENT                             NUMBER  NEXT_EXTENT                                NUMBER  MIN_EXTENTS                                NUMBER  MAX_EXTENTS                                NUMBER  PCT_INCREASE                               NUMBER  FREELISTS                                  NUMBER  FREELIST_GROUPS                            NUMBER  LOGGING                                    VARCHAR2(3)  BACKED_UP                                  VARCHAR2(1)  NUM_ROWS                                   NUMBER  BLOCKS                                     NUMBER  EMPTY_BLOCKS                               NUMBER  AVG_SPACE                                  NUMBER  CHAIN_CNT                                  NUMBER  AVG_ROW_LEN                                NUMBER  AVG_SPACE_FREELIST_BLOCKS                  NUMBER  NUM_FREELIST_BLOCKS                        NUMBER  DEGREE                                     VARCHAR2(10)  INSTANCES                                  VARCHAR2(10)  CACHE                                      VARCHAR2(5)  TABLE_LOCK                                 VARCHAR2(8)  SAMPLE_SIZE                                NUMBER  LAST_ANALYZED                              DATE  PARTITIONED                                VARCHAR2(3)  IOT_TYPE                                   VARCHAR2(12)  TEMPORARY                                  VARCHAR2(1)  SECONDARY                                  VARCHAR2(1)  NESTED                                     VARCHAR2(3)  BUFFER_POOL                                VARCHAR2(7)  ROW_MOVEMENT                               VARCHAR2(8)  GLOBAL_STATS                               VARCHAR2(3)  USER_STATS                                 VARCHAR2(3)  DURATION                                   VARCHAR2(15)  SKIP_CORRUPT                               VARCHAR2(8)  MONITORING                                 VARCHAR2(3)  CLUSTER_OWNER                              VARCHAR2(30)  DEPENDENCIES                               VARCHAR2(8)  COMPRESSION                                VARCHAR2(8)  DROPPED                                    VARCHAR2(3) SQL> SQL> select owner, table_name, tablespace_name   2  from dba_tables   3  where owner in ('SCOTT', 'HR')   4  order by owner, tablespace_name, table_name; OWNER                          TABLE_NAME                     TABLESPACE_NAME ------------------------------ ------------------------------ ------------------------------ HR                             DEPARTMENTS                    USERS HR                             EMPLOYEES                      USERS HR                             JOBS                           USERS HR                             JOB_HISTORY                    USERS HR                             LOCATIONS                      USERS HR                             REGIONS                        USERS HR                             COUNTRIES 7 rows selected. SQL>