Help Center/ GaussDB/ Developer Guide(Centralized_V2.0-2.x)/ System Catalogs and System Views/ System Views/ DB_TAB_SUBPARTITIONS
Updated on 2025-08-19 GMT+08:00
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DB_TAB_SUBPARTITIONS

DB_TAB_SUBPARTITIONS displays information about level-2 partitioned tables accessible to the current user. This view exists in both PG_CATALOG and SYS schemas.

Table 1 DB_TAB_SUBPARTITIONS columns

Name

Type

Description

table_owner

character varying(64)

Role name.

table_name

character varying(64)

Relational table name.

partition_name

character varying(64)

Partition name.

subpartition_name

character varying(64)

Name of a level-2 partition.

high_value

text

Limit of a level-2 partition.

NOTE:
  • For range partitioning and interval partitioning, the upper limit of each partition is displayed.
  • For list partitioning, the value list of each partition is displayed.
  • For hash partitioning, the number of each partition is displayed.

tablespace_name

name

Tablespace name of a level-2 partitioned table.

schema

character varying(64)

Name of a namespace.

high_value_length

integer

Length of the boundary value expression in level-2 partition.
Parent topic: System Views