Re: Table alias in DELETE statements - Mailing list pgsql-sql

From Bruce Momjian
Subject Re: Table alias in DELETE statements
Date
Msg-id 200209161950.g8GJoCn08723@candle.pha.pa.us
Whole thread Raw
In response to Table alias in DELETE statements  (Hanno Wiegard <hwiegard@web.de>)
List pgsql-sql
More long term, if you read the link attached to the TODO item. There is
a question of how to cleanly implement it.

---------------------------------------------------------------------------

Hanno Wiegard wrote:
> Good, but is the implementation of this feature a short-term goal or
> more long-term?
> 
> Thanks,
> hanno
> 
> -----Original Message-----
> From: Bruce Momjian [mailto:pgman@candle.pha.pa.us]
> Sent: Montag, 16. September 2002 06:04
> To: Christopher Kings-Lynne
> Cc: Hanno Wiegard; pgsql-sql@postgresql.org
> Subject: Re: [SQL] Table alias in DELETE statements
> 
> 
> 
> TODO has:
> 
>     * Allow DELETE to handle table aliases for self-joins [delete]
> 
> ------------------------------------------------------------------------
> ---
> 
> Christopher Kings-Lynne wrote:
> > On the several occasions I've tried using table aliases in delete
> > statements, it hasn't worked.
> > 
> > Chris
> > 
> > On Fri, 13 Sep 2002, Hanno Wiegard wrote:
> > 
> > > Hi,
> > >
> > > I've already checked the mailing archive but found nothing about
> > > problems with the DELETE statement and table alias but it's not
> > > mentioned in the docs. So the question for me is whether it is
> possible
> > > to use a table alias in a DELETE statement or not, e.g.
> > > DELETE FROM foo f WHERE f.ID > 3000 (more complicated cases in
> reality
> > > and I really need the alias because the SQL is generated
> automaically
> > > by a tool)?
> > >
> > > Thanks,
> > > Hanno Wiegard
> > >
> > >
> > >
> > >
> ________________________________________________________________________
> ______
> > > Die clevere Geldreserve: der DiBa-Privatkredit. Funktioniert wie ein
> Dispo,
> > > ist aber viel gunstiger! Alle Infos: http://diba.web.de/?mc=021104
> > >
> > >
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> > >
> > 
> > 
> > ---------------------------(end of
> broadcast)---------------------------
> > TIP 6: Have you searched our list archives?
> > 
> > http://archives.postgresql.org
> > 
> 
> -- 
>   Bruce Momjian                        |  http://candle.pha.pa.us
>   pgman@candle.pha.pa.us               |  (610) 359-1001
>   +  If your life is a hard drive,     |  13 Roberts Road
>   +  Christ can be your backup.        |  Newtown Square, Pennsylvania
> 19073
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--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
359-1001+  If your life is a hard drive,     |  13 Roberts Road +  Christ can be your backup.        |  Newtown Square,
Pennsylvania19073
 


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