Warren Little <warren.little@xxxxxxxxxxxxxxxxxxx> writes: > which appears to be the pg_toast entry. Shouldn't there be a pg_class > whose reltoastrelid equals the reltoastidxid of the pg_toast instance No. The deal is regular table's reltoastrelid points to OID of its toast table toast table's reltoastidxid points to OID of its index There's no "back links". regards, tom lane