Hello,
I came across the following problem with integrity constraints and
PL/pgSQL (PostgreSQL version used: 7.4.2):
I defined the following tables, constraints and data:
create table a (n integer);
create table b (n integer);
alter table a add primary key (n);
On Thu, May 13, 2004 at 11:41:24AM +0200, Christian Rank wrote:
create function f () returns void as '
begin
delete from a;
delete from b;
return;
end;
' language plpgsql;
I would expect that
select f();
yields an error message
Supposing you drop the delete from b; from the function, you'll find
that the function fails with much the same error message you had
before.
Evidently that foreign key check gets _deferred_ in the context of the
stored procedure. It is indeed checked; just not at the point you
expect it to be
