51.27. pg_inherits

The catalog pg_inherits records information about table inheritance hierarchies. There is one entry for each direct parent-child table relationship in the database. (Indirect inheritance can be determined by following chains of entries.)

Table 51.27. pg_inherits Columns

inhrelidoidpg_class.oid The OID of the child table
inhparentoidpg_class.oid The OID of the parent table
inhseqnoint4  If there is more than one direct parent for a child table (multiple inheritance), this number tells the order in which the inherited columns are to be arranged. The count starts at 1.