51.32. pg_namespace

The catalog pg_namespace stores namespaces. A namespace is the structure underlying SQL schemas: each namespace can have a separate collection of relations, types, etc. without name conflicts.

Table 51.32. pg_namespace Columns

Column Type Description
oid oid Row identifier
nspname name Name of the namespace
nspowner oid (references pg_authid.oid) Owner of the namespace
nspacl aclitem[] 存取權限； 詳見 5.7 節