Re: create or replace view - Mailing list pgsql-hackers

From snpe
Subject Re: create or replace view
Date
Msg-id 200211141617.15247.snpe@snpe.co.yu
Whole thread Raw
In response to Re: create or replace view  (Bruno Wolff III <bruno@wolff.to>)
Responses Re: create or replace view  (Rod Taylor <rbt@rbt.ca>)
List pgsql-hackers
On Thursday 14 November 2002 02:41 pm, Bruno Wolff III wrote:
> On Thu, Nov 14, 2002 at 13:41:18 +0000,
>
>   snpe <snpe@snpe.co.yu> wrote:
> > Hello,
> >   When I change view and change number of column PostgreSQL return error
> > : 'cannot change number of column in view'
> > Is it too hard set this command
> > if view exits drop view
> > and then change view
> >
> > It is like with return type in function
> >
> > Now 'or replace' don't help too much
>
> The create or replace command exists so that you can modify a view in a
> way that allows other objects that refer to it to keep working (without
> having to recreate those objects). However if you can the number of
> columns (and probably any of their types), then these other objects
> or going to need to know that things have changed so that you can't
> just replace the view.

I undestand that, but if I change number of column I want that
'create or replace view' do 'drop view ..; create view ..;'
Why not ?

regards
Haris Peco


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