From: Bruce Momjian <pgman@candle.pha.pa.us>
Message-Id: <200103141606.LAA04452@candle.pha.pa.us>
Subject: Re: [SQL] PL/pgSQL "compilation error"
In-Reply-To: <20010314100247.P670@mail.perdue.net> "from Tim Perdue at Mar 14,
	2001 10:02:47 am"
To: Tim Perdue <tim@perdue.net>
Date: Wed, 14 Mar 2001 11:06:20 -0500 (EST)
CC: pgsql-sql@postgresql.org,
	PostgreSQL-documentation <pgsql-docs@postgresql.org>
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> On Wed, Mar 14, 2001 at 10:33:49AM -0500, Bruce Momjian wrote:
> > It is hard to test this without the table schema, but I think you are
> > missing some END IF's in the code above.  Those are not elif's, but
> > actual new IF's that need their own END IF, I think.
> 
> Oh wow - this is almost like going back to my COBOL days.
> 
>     IF NEW.status_id <> OLD.status_id THEN
>       IF new.status_id = 1 THEN
>         UPDATE artifact_counts_agg SET open_count=open_count+1 \
>           WHERE group_artifact_id=new.group_artifact_id;
>       ELSE 
>         IF new.status_id = 2 THEN 
>           UPDATE artifact_counts_agg SET open_count=open_count-1 \
>             WHERE group_artifact_id=new.group_artifact_id;
>         ELSE 
>           IF new.status_id = 3 THEN
>             UPDATE artifact_counts_agg SET open_count=open_count-1,count=count-1 \
>               WHERE group_artifact_id=new.group_artifact_id;
>           END IF;
>         END IF;
>       END IF;
>     END IF; 
> 
> Yes - nesting those IFs did the trick. Are there more examples of PL/pgSQL 
> anywhere beyond those on your website?
> 
> Thanks, Bruce!
> 

There is a PL/PgSQL HowTo that we are trying to integrate into the docs
for 7.1.  Anyone have a URL or status on that?

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