Re: POSTGRES BUG - FIX IT PLEASE

Sergey Mavrinsky writes:

> create table t1
> (
>         f1 integer,
>         f2 integer
> );
> 
> create table t2
> (
>         f1 integer references t1(f1),
>         f2 integer
> );

> begin transaction;
> insert into t1(f1,f2) values(1,1);
> delete from t1 where f1=1;

> ERROR:  triggered data change violation on relation "t1"

You cannot change data twice within a transaction if there's a RI
constraint on the table.  This is per SQL, nothing we can do about it.

-- 
Peter Eisentraut      peter_e@gmx.net       http://yi.org/peter-e/