Help Center/ GaussDB(DWS)/ Developer Guide/ Developer Guide (9.1.0.x)/ GaussDB(DWS) System Catalogs and Views/ System Catalogs/ PG_MATVIEW_DEPEND

Updated on 2025-07-30 GMT+08:00

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PG_MATVIEW_DEPEND

PG_MATVIEW_DEPEND records the base tables used in materialized views, along with the corresponding materialized views for each base table. This view is supported only by clusters of version 8.2.1.100 or later.

**Table 1** PG_MATVIEW_DEPEND columns
Column	Type	Description
matviewid	OID	OID of the materialized view.
relid	OID	OID of the materialized view base table.
partids	oidvector	OID of the base table partition when the partition is specified.
contain_entire_rel	Boolean	Whether to include the entire base table.
matpartid	OID	Partition OID of the mapped materialized view.
relpartid	OID	Partition OID of the mapped base table.

Parent Topic: System Catalogs

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