Wiebe Cazemier <halfgaar@gmail.com> writes:
> Tom Lane wrote:
>> Because the rule converts those inserts into, effectively,
>>
>> INSERT INTO debuglog SELECT ... WHERE EXISTS(some matching OLD row);
>>
>> and there are no longer any matching OLD rows in the view.
> Is this behaviour also present in Postgres 7?
It's always been like that. We've jiggered some details about the order
of rule firing, but not much else. If you want a more detailed response
you need to be more specific about what version you're comparing to and
exactly what rules you're worried about.
regards, tom lane