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From: Ian Barwick <barwick@gmx.net>
To: "David Durst" <ddurst@la-rubber.com>, <pgsql-sql@postgresql.org>
Subject: Re: Insert Function
Date: Wed, 10 Jul 2002 22:45:44 +0200
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On Wednesday 10 July 2002 21:59, David Durst wrote:
> Is there anyway to create a insert function?
> I am trying:
> CREATE FUNCTION add_user(varchar(20),varchar(20),varchar(20),int4,int4)
> RETURNS int4 AS 'INSERT INTO usr
> (user_name,first_name,last_name,permission_set_id,customer_id) values
> ($1,$2,$3,$4,$5)' language 'sql';
>
> and get:
>
> ERROR:  function declared to return integer, but final statement is not a
> SELECT
> I thought that a insert would return a internal row #, but I am not sure
> about this.

You can do something like this:

CREATE FUNCTION add_user(varchar(20),varchar(20),varchar(20),int4,int4)
RETURNS VARCHAR AS=20
'INSERT INTO usr
 (user_name,first_name,last_name,permission_set_id,customer_id)=20
 VALUES
 ($1,$2,$3,$4,$5);
 SELECT ''created user ''|| $1::VARCHAR'
 language 'sql';

HTH

Ian Barwick