From: Douglas McNaught <doug@mcnaught.org>
To: Foster, Stephen <stephenlfoster@comcast.net>
Cc: 'Michael Fuhr' <mike@fuhr.org>
Cc: pgsql-general@postgresql.org
Cc: pgsql-sql@postgresql.org
Subject: Re: [SQL] Looking for information on PostgreSQL Stored Procedures
Date: Sun, 11 Dec 2005 11:38:47 -0500
Message-ID: <m2bqznh9m0.fsf@Douglas-McNaughts-Powerbook.local> (raw)
In-Reply-To: <000001c5fe70$f5e51330$2101a8c0@cfgod>
References: <000001c5fe70$f5e51330$2101a8c0@cfgod>
"Foster, Stephen" <stephenlfoster@comcast.net> writes:
> WHILE (--Lost on variable name for end of query; EmptyQueryResponse <>
> 0? --)
> BEGIN
> IF LastName = fname THEN
> DELETE FROM MailingList WHERE id = id;
> END IF;
> LastName := fname;
> FETCH NEXT FROM NewListCursor INTO fname, id;
> END;
> CLOSE NewListCursor;
> $BODY$
> LANGUAGE 'sql' VOLATILE;
You can't do any looping or other control structures in an SQL
function. Use PL/pgSQL instead.
-Doug
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To: pgsql-sql@postgresql.org
Cc: doug@mcnaught.org, stephenlfoster@comcast.net, mike@fuhr.org, pgsql-general@postgresql.org
Subject: Re: [SQL] Looking for information on PostgreSQL Stored Procedures
In-Reply-To: <m2bqznh9m0.fsf@Douglas-McNaughts-Powerbook.local>
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