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Oracle® Database Reference
11g Release 1 (11.1)

Part Number B28320-01
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ALL_OBJECT_TABLES

ALL_OBJECT_TABLES describes the object tables accessible to the current user.

Related Views

Column Datatype NULL Description
OWNER VARCHAR2(30) NOT NULL Owner of the table
TABLE_NAME VARCHAR2(30) NOT NULL Name of the table
TABLESPACE_NAME VARCHAR2(30)
Name of the tablespace containing the table; NULL for partitioned, temporary, and index-organized tables
CLUSTER_NAME VARCHAR2(30)
Name of the cluster, if any, to which the table belongs
IOT_NAME VARCHAR2(30)
Name of the index-organized table, if any, to which the overflow or mapping table entry belongs. If the IOT_TYPE column is not null, then this column contains the base table name.
STATUS VARCHAR2(8)   If a previous DROP TABLE operation failed, indicates whether the table is unusable (UNUSABLE) or valid (VALID)
PCT_FREE NUMBER
Minimum percentage of free space in a block; NULL for partitioned tables
PCT_USED NUMBER
Minimum percentage of used space in a block; NULL for partitioned tables
INI_TRANS NUMBER
Initial number of transactions; NULL for partitioned tables
MAX_TRANS NUMBER
Maximum number of transactions; NULL for partitioned tables
INITIAL_EXTENT NUMBER
Size of the initial extent (in bytes); NULL for partitioned tables
NEXT_EXTENT NUMBER
Size of secondary extents (in bytes); NULL for partitioned tables
MIN_EXTENTS NUMBER
Minimum number of extents allowed in the segment; NULL for partitioned tables
MAX_EXTENTS NUMBER
Maximum number of extents allowed in the segment; NULL for partitioned tables
PCT_INCREASE NUMBER
Percentage increase in extent size; NULL for partitioned tables
FREELISTS NUMBER
Number of process freelists allocated to the segment; NULL for partitioned tables
FREELIST_GROUPS NUMBER
Number of freelist groups allocated to the segment; NULL for partitioned tables
LOGGING VARCHAR2(3)   Logging attribute
BACKED_UP VARCHAR2(1)
Whether the table has been backed up since last modification
NUM_ROWS NUMBER
Number of rows in the table
BLOCKS NUMBER
Number of used blocks in the table
EMPTY_BLOCKS NUMBER
Number of empty (never used) blocks in the table
AVG_SPACE NUMBER
Average available free space in the table
CHAIN_CNT NUMBER
Number of chained rows in the table
AVG_ROW_LEN NUMBER
Average row length, including row overhead
AVG_SPACE_FREELIST_BLOCKS NUMBER
Average free space of all blocks on a freelist
NUM_FREELIST_BLOCKS NUMBER
Number of blocks on the freelist
DEGREE VARCHAR2(10)
Number of parallel execution processes per instance for scanning the table
INSTANCES VARCHAR2(10)
Number of instances across which the table is to be scanned
CACHE VARCHAR2(5)
Indicates whether the table is to be cached in the buffer cache (Y) or not (N)
TABLE_LOCK VARCHAR2(8)
Indicates whether table locking is enabled (ENABLED) or disabled (DISABLED)
SAMPLE_SIZE NUMBER
Sample size used in analyzing this table
LAST_ANALYZED DATE
Date on which this table was most recently analyzed
PARTITIONED VARCHAR2(3)
Whether the table is partitioned (YES | NO)
IOT_TYPE VARCHAR2(12)
If index-organized table, then IOT_TYPE is IOT or IOT_OVERFLOW else NULL
OBJECT_ID_TYPE VARCHAR2(16)
Whether the object ID (OID) is USER-DEFINED or SYSTEM-GENERATED
TABLE_TYPE_OWNER VARCHAR2(30)   Owner of the type of the table
TABLE_TYPE VARCHAR2(30)   Type of the table
TEMPORARY VARCHAR2(1)
Whether this is a temporary table
SECONDARY VARCHAR2(1)
Whether the object table is a secondary object created by the ODCIIndexCreate method of the Oracle Data Cartridge (Y | N)
NESTED VARCHAR2(3)
Indicates whether the table is a nested table (YES) or not (NO)
BUFFER_POOL VARCHAR2(7)
Default buffer pool to be used for table blocks
ROW_MOVEMENT VARCHAR2(8)
Whether partitioned row movement is ENABLED or DISABLED
GLOBAL_STATS VARCHAR2(3)
For partitioned object tables, indicates whether statistics were collected for the table as a whole (YES) or were estimated from statistics on underlying partitions and subpartitions (NO)
USER_STATS VARCHAR2(3)
Indicates whether statistics were entered directly by the user (YES) or not (NO)
DURATION VARCHAR2(15)
Indicates the duration of a temporary table:
  • SYS$SESSION: the rows are preserved for the duration of the session

  • SYS$TRANSACTION: the rows are deleted after COMMIT

Null for a permanent table

SKIP_CORRUPT VARCHAR2(8)
Whether the Oracle Database ignores blocks marked corrupt during table and index scans (ENABLED) or raises an error (DISABLED). To enable this feature, run the DBMS_REPAIR.SKIP_CORRUPT_BLOCKS procedure.
MONITORING VARCHAR2(3)
Whether the table has the MONITORING attribute set
CLUSTER_OWNER VARCHAR2(30)   Owner of the cluster, if any, to which the table belongs
DEPENDENCIES VARCHAR2(8)   Indicates whether row-level dependency tracking is enabled (ENABLED) or disabled (DISABLED)
COMPRESSION VARCHAR2(8)   Indicates whether table compression is enabled (ENABLED) or not (DISABLED); NULL for partitioned tables
DROPPED VARCHAR2(3)   Indicates whether the table has been dropped and is in the recycle bin (YES) or not (NO); NULL for partitioned tables