oid oid

Row identifier

extname name

Name of the extension

extowner oid (references pg_authid.oid)

Owner of the extension

extnamespace oid (references pg_namespace.oid)

Schema containing the extension's exported objects

extrelocatable bool

True if extension can be relocated to another schema

extversion text

Version name for the extension

extconfig oid[] (references pg_class.oid)

Array of regclass OIDs for the extension's configuration table(s), or NULL if none

extcondition text[]

Array of WHERE-clause filter conditions for the extension's configuration table(s), or NULL if none