Thread: RE: [SQL] IIF..

RE: [SQL] IIF..

From
"Jackson, DeJuan"
Date:
Try it on current snapshot. Any comment Jan?-DEJ
> -----Original Message-----
> From: Clark Evans [mailto:clark.evans@manhattanproject.com]
> Sent: Monday, March 29, 1999 6:01 PM
> To: Jackson, DeJuan
> Cc: Eduardo Noeda; pgsql-sql@postgreSQL.org
> Subject: Re: [SQL] IIF..
> 
> 
> "Jackson, DeJuan" wrote:
> > It would be:
> >   SELECT (CASE Number
> >            WHEN 1 THEN 'First'
> >            ELSE 'Other'
> >           END) AS Description
> >     FROM Table
> 
> Way cool.  A new trick for me.  
> This is similar to DECODE, I assume.
> 
> However, I tried this test on a snapshot
> about a week old, and this is the result:
> 
> > Welcome to the POSTGRESQL interactive sql monitor:
> >   Please read the file COPYRIGHT for copyright terms of POSTGRESQL
> > 
> >    type \? for help on slash commands
> >    type \q to quit
> >    type \g or terminate with semicolon to execute query
> >  You are currently connected to the database: clark
> > 
> > clark=> create table test (a text, b int4 );
> > CREATE
> > clark=> insert into test values ( 'one', 1);
> > INSERT 18634 1
> > clark=> insert into test values ( 'two', 2);
> > INSERT 18635 1
> > clark=> insert into test values ( null, null);
> > INSERT 18636 
> > clark=> select ( case b when 1 then 'first' else 'other' 
> end ) as xx from test;
> > ERROR:  copyObject: don't know how to copy 704
> > clark=> 
> > 
> 
> Did this work in earlier versions?  If so, then perhaps this
> should be added to a regression test if it isn't already.
> 
> Best,
> 
> Clark
>