--- On Wed, 1/14/09, Louis-David Mitterrand <vindex+lists-pgsql-gene...@apartia.org> wrote:
> From: Louis-David Mitterrand <vindex+lists-pgsql-gene...@apartia.org> > Subject: Re: [GENERAL] inconsistency in aliasing > To: pgsql-general@postgresql.org > Date: Wednesday, January 14, 2009, 11:27 AM > On Wed, Jan 14, 2009 at 12:06:47PM +0100, A. Kretschmer > wrote: > > In response to Louis-David Mitterrand : > > > Hi, > > > > > > This works: > > > > > > critik=# select current_timestamp::abstime::int4 > as score order by score; > > > > > > This doesn't: > > > > > > critik=# select current_timestamp::abstime::int4 > as score order by score + 1; > > > ERROR: column "score" does not exist > > > LINE 1: ...urrent_timestamp::abstime::int4 as > score order by score + 1 ... > > > > > > Any idea ? > > > > Yes, you can't use the alias in the ORDER BY. Use > the real column-name. > > > > select current_timestamp::abstime::int4 as score order > by > > current_timestamp::abstime::int4; > > Did you try > > "select current_timestamp::abstime::int4 as score > order by score;" ? > > This seems to be an "order by <alias>" > > -- > http://www.critikart.net > you can't use operator in the group by, try this select score,score+1 as score2 from ( select current_timestamp::abstime::int4 as score) order by score2 -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
