2009/5/28 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
> Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
>> for typmod others then -1 we should to use IO cast - but we should to
>> check, if it's one from known casts.
>
> I still think it's fundamentally wrong to be treating typmod -1 so
> differently from other typmods. If this behavior is sane at all then
> it should work in both cases.
>
ok, I am sorry, you have a true. It should to add implicit cast (only
when it's necessary)
regards
Pavel Stehule
> regards, tom lane
>