pg_inherits

PostgreSQL 9.6.3 Documentation
Prev | Up | Chapter 50. System Catalogs | Next

# 50.27. `pg_inherits`

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

Table 50-27. `pg_inherits` Columns

Name | Type | References | Description
--- | --- | --- | ---
`inhrelid` | `oid` | ``pg_class`.oid` | The OID of the child table
`inhparent` | `oid` | ``pg_class`.oid` | The OID of the parent table
`inhseqno` | `int4` |  | 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.

Prev | Home | Next
`pg_index` | Up | `pg_init_privs`