Purpose
View the partition information of the partitions of the current user's partitioned table.
Applicability
This view applies only to OceanBase Database in Oracle mode.
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| TABLE_NAME | VARCHAR2(128) | NO | The name of the partitioned table. |
| PARTITIONING_TYPE | VARCHAR2(9) | NO | The partitioning method:
|
| SUBPARTITIONING_TYPE | VARCHAR2(9) | NO | The subpartitioning method: |
| PARTITION_COUNT | NUMBER | NO | The number of partitions in the partitioned table. |
| DEF_SUBPARTITION_COUNT | NUMBER | NO | The number of subpartitions in a composite partitioned table. |
| PARTITIONING_KEY_COUNT | NUMBER | NO | The number of partitioning keys. |
| SUBPARTITIONING_KEY_COUNT | NUMBER | NO | The number of subpartitioning keys in a composite partitioned table. |
| STATUS | VARCHAR2(8) | NO | This field is currently not supported. The default value is NULL. |
| DEF_TABLESPACE_NAME | VARCHAR2(30) | NO | The name of the tablespace to which the partitioned table belongs. |
| DEF_PCT_FREE | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_PCT_USED | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_INI_TRANS | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_MAX_TRANS | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_INITIAL_EXTENT | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| DEF_NEXT_EXTENT | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| DEF_MIN_EXTENT | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| MAX_EXTENT | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| DEF_MAX_SIZE | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| DEF_PCT_INCREASE | VARCHAR2(40) | NO | This field is currently not supported. The default value is NULL. |
| DEF_FREELISTS | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_FREELIST_GROUPS | NUMBER | NO | This field is currently not supported. The default value is NULL. |
| DEF_LOGGING | VARCHAR2(7) | NO | This field is currently not supported. The default value is NULL. |
| DEF_COMPRESSION | VARCHAR2(8) | NO | Whether to enable compression. |
| DEF_COMPRESS_FOR | VARCHAR2(30) | NO | The compression method. |
| DEF_BUFFER_POOL | VARCHAR2(7) | NO | This field is currently not supported. The default value is NULL. |
| DEF_FLASH_CACHE | VARCHAR2(7) | NO | This field is currently not supported. The default value is NULL. |
| DEF_CELL_FLASH_CACHE | VARCHAR2(7) | NO | This field is currently not supported. The default value is NULL. |
| REF_PTN_CONSTRAINT_NAME | VARCHAR2(128) | NO | This field is currently not supported. The default value is NULL. |
| INTERVAL | VARCHAR2(1000) | NO | This field is currently not supported. The default value is NULL. |
| AUTOLIST | VARCHAR2(3) | NO | Indicates whether to automatically list-partition local indexes: |
| INTERVAL_SUBPARTITION | VARCHAR2(1000) | NO | This field is currently not supported. The default value is NULL. |
| AUTOLIST_SUBPARTITION | VARCHAR2(3) | NO | This field is currently not supported. The default value is NULL. |
| IS_NESTED | VARCHAR2(3) | NO | This field is currently not supported. The default value is NULL. |
| DEF_SEGMENT_CREATED | VARCHAR2(4) | NO | This field is currently not supported. The default value is NULL. |
| DEF_INDEXING | VARCHAR2(3) | NO | Indicates the index attributes specified for the table. Valid values include: |
| DEF_INMEMORY | VARCHAR2(8) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_PRIORITY | VARCHAR2(8) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_DISTRIBUTE | VARCHAR2(15) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_COMPRESSION | VARCHAR2(17) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_DUPLICATE | VARCHAR2(13) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_READ_ONLY | VARCHAR2(3) | NO | Indicates the default setting for new partitions: |
| DEF_CELLMEMORY | VARCHAR2(24) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_SERVICE | VARCHAR2(12) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| DEF_INMEMORY_SERVICE_NAME | VARCHAR2(1000) | NO | Compatible with the Oracle field. The value is NULL and has no practical meaning. |
| AUTO | VARCHAR2(3) | NO | Indicates whether to automatically partition the table: |
References
ALL_PART_TABLESDBA_PART_TABLES