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A unified distributed database ready for your transactional, analytical, and AI workloads.

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OceanBase Cloud

The best way to deploy and scale OceanBase

OceanBase Enterprise

Run and manage OceanBase on your infra

TRY OPEN SOURCE

OceanBase Community Edition

The free, open-source distributed database

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Open source AI native search database

Customer Stories

Real-world success stories from enterprises across diverse industries.

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Active Geo-redundancy

Database Consolidation

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    oceanbase.DBA_PART_TABLES

    Last Updated:2026-04-28 09:23:27  Updated
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    Purpose

    The oceanbase.DBA_PART_TABLES view provides information about a partitioned table.

    Note

    This view is introduced since OceanBase Database V4.0.0.

    Columns

    Column
    Type
    Nullable?
    Description
    OWNER varchar(128) NO The owner of the partitioned table.
    TABLE_NAME varchar(128) NO The name of the partitioned table.
    PARTITIONING_TYPE varchar(13) NO The partitioning type:
  • HASH
  • RANGE
  • LIST
  • SUBPARTITIONING_TYPE varchar(13) NO The subpartitioning type:
  • HASH
  • RANGE
  • LIST
  • PARTITION_COUNT bigint(20) NO The number of partitions in the table.
    DEF_SUBPARTITION_COUNT bigint(20) NO For composite partitions, this column indicates the number of subpartitions.
    PARTITIONING_KEY_COUNT bigint(21) NO The number of partitioning keys.
    SUBPARTITIONING_KEY_COUNT bigint(21) NO For composite partitions, this column indicates the number of subpartitioning keys.
    STATUS varchar(8) NO This column is currently not supported and defaults to NULL.
    DEF_TABLESPACE_NAME varchar(30) NO The name of the tablespace for the partitioned table.
    DEF_PCT_FREE bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_PCT_USED bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_INI_TRANS bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_MAX_TRANS bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_INITIAL_EXTENT varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_NEXT_EXTENT varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_MIN_EXTENTS varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_MAX_EXTENTS varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_MAX_SIZE varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_PCT_INCREASE varchar(40) NO This column is currently not supported and defaults to NULL.
    DEF_FREELISTS bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_FREELIST_GROUPS bigint(0) NO This column is currently not supported and defaults to NULL.
    DEF_LOGGING varchar(7) NO This column is currently not supported and defaults to NULL.
    DEF_COMPRESSION varchar(8) NO Indicates whether compression is enabled.
    DEF_COMPRESS_FOR varchar(12) NO The compression method.
    DEF_BUFFER_POOL varchar(7) NO This column is currently not supported and defaults to NULL.
    DEF_FLASH_CACHE varchar(7) NO This column is currently not supported and defaults to NULL.
    DEF_CELL_FLASH_CACHE varchar(7) NO This column is currently not supported and defaults to NULL.
    REF_PTN_CONSTRAINT_NAME varchar(30) NO This column is currently not supported and defaults to NULL.
    INTERVAL text YES This column is currently not supported and defaults to NULL.
    AUTOLIST varchar(3) NO Indicates whether the table uses auto list partitioning. Valid values:
  • YES
  • NO
  • INTERVAL_SUBPARTITION text NO The string value of the subpartition interval.
    AUTOLIST_SUBPARTITION varchar(3) NO Indicates whether the subpartition uses auto list partitioning. Valid values:
  • YES
  • NO
  • IS_NESTED varchar(3) NO This column is currently not supported and defaults to NULL.
    DEF_SEGMENT_CREATED varchar(4) NO This column is currently not supported and defaults to NULL.
    DEF_INDEXING varchar(3) NO Indicates the indexing property for the table. Valid values:
  • ON-INDEXING: Explicitly set to ON or not specified.
  • OFF-INDEXING: Explicitly set to OFF.
  • DEF_INMEMORY varchar(8) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_PRIORITY varchar(8) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_DISTRIBUTE varchar(15) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_COMPRESSION varchar(17) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_DUPLICATE varchar(13) NO Defaults to NULL and has no practical meaning.
    DEF_READ_ONLY varchar(3) NO Indicates the default setting for new partitions. Valid values:
  • YES: New partitions are read-only by default.
  • NO: New partitions are read/write by default.
  • DEF_CELLMEMORY varchar(24) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_SERVICE varchar(12) NO Defaults to NULL and has no practical meaning.
    DEF_INMEMORY_SERVICE_NAME text NO Defaults to NULL and has no practical meaning.
    AUTO varchar(3) NO Indicates whether the table is auto-partitioned. Valid values:
  • YES
  • NO
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