inheritance and foreign key - Mailing list pgsql-general

From Estelle_Littee@etu.u-bourgogne.fr
Subject inheritance and foreign key
Date
Msg-id OF82071D3C.5D4378F0-ONC1256A0A.005B128F@etu.u-bourgogne.fr
Whole thread Raw
Responses Re: inheritance and foreign key  (Stephan Szabo <sszabo@megazone23.bigpanda.com>)
List pgsql-general
Hello,

We have the following schema :
create table A (id_A integer primary key,b_A integer);
create table B (a_B integer) inherits A;
create table C (id_C integer primary key, b_C integer);
create table D (id1 integer references A (id_A),
                id2 integer references C (id_C),
                primary key(id1, id2));

Problem occurs when we want to insert a tuple into D
that references a B's tuple. Our idea is :
create table D (id1 integer references A* (id_A),
                id2 integer references C (id_C),
                primary key(id1, id2));
which is not allowed by postgres.

Does anyone has experimented such problem?

Thanks



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