Re: [HACKERS] Views on aggregates - need assistence
Bruce Momjian <maillist@candle.pha.pa.us>
From: Bruce Momjian <maillist@candle.pha.pa.us>
To: scrappy@hub.org (The Hermit Hacker)
Cc: jwieck@debis.com, pgsql-hackers@postgreSQL.org
Date: 1998-02-23T20:05:14Z
Lists: pgsql-hackers
> > On Mon, 23 Feb 1998, Bruce Momjian wrote: > > > Actually, it does handle unions of views, but not views of unions. > > Informix doesn't support it either, and I don't know what the other > > dbms's do, but I think I am going to find out soon from someone. :-) > > What exactly would you like me to try here? *raised eyebrow* > > > create view as select oid from pg_user union select oid from pg_class or something like that. That will not work under PostgreSQL. But you can use views as part of a union: select oid from view1 union select oid from view2 -- Bruce Momjian | 830 Blythe Avenue maillist@candle.pha.pa.us | Drexel Hill, Pennsylvania 19026 + If your life is a hard drive, | (610) 353-9879(w) + Christ can be your backup. | (610) 853-3000(h)