Larry Rosenman <ler@lerctr.org> writes:
> Can one of you knowledgeable people tell me why current CVS as of
> a week ago would have the backend running this query grow to
> 600 meg+?
The answer: the query has nothing to do with it. However, the
deferred triggers you have on the target relation have a lot to do
with it. It's all deferred-trigger-event storage.
regards, tom lane