Help Center/ DataArts Fabric/ Developer Guide/ System Catalogs/ PG_NAMESPACE

Updated on 2025-08-25 GMT+08:00

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PG_NAMESPACE

PG_NAMESPACE stores namespaces, that is, schema-related information.

**Table 1** PG_NAMESPACE columns
Column	Type	Description
nspname	name	Name of the namespace.
nspowner	oid	Owner of the namespace.
nsptimeline	bigint	Timeline when the namespace is created on the DN. This column is for internal use and is valid only on DNs.
nspacl	aclitem[]	Access permissions. For details, see GRANT and REVOKE.
permspace	bigint	Permanent tablespace quota for the schema.
usedspace	bigint	Size of the used permanent tablespace for the schema.

Parent topic: System Catalogs

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