"alex tsai" <alex_tsai(at)pisem(dot)net> writes:
> I'm having a trouble trying to insert a tuple.
> I'm getting this kind of error "ERROR: out of memory DETAIL: Failed on
> request of size 825242672".
> What could it be?
You haven't really provided enough info to let anyone help you, but
sometimes this sort of error is a symptom of corrupt data. If you try
to pg_dump the table, does it work?
regards, tom lane