2010/3/30 Tom Lane <tgl@sss.pgh.pa.us>:
> Ian Barwick <barwick@gmail.com> writes:
>> 2010/3/30 Pavel Stehule <pavel.stehule@gmail.com>:
>>> we can use a non existing column "name". What does mean?
>
>> FYI this has caused me (and presumably a few other people) a bit of
>> head-scratching, e.g.:
>> http://archives.postgresql.org/pgsql-general/2010-03/msg00362.php
>
> We could make that stop happening if we were willing to restrict the
> cases in which an I/O conversion would be applied, but I think the cure
> might be worse than the disease. It would be an entirely arbitrary
> restriction of a feature.
>
it is confusing :(. It returns some data, but it have to returns syntax error.
Regards
Pavel Stehule
> regards, tom lane
>