Forgot one line. See below
On Mon, 22 Nov 2004 11:54:30 -0500, Mike Rylander <[EMAIL PROTECTED]> wrote:
> I'm feeling sausey today, so here is my (untested) attempt to
[snip]
> > CREATE FUNCTION svp_getparentproviderids (@child_provider INTEGER)
> > RETURNS @provider_ids TABLE ( uid INTEGER )
> > AS
> > BEGIN
> > DECLARE @cid AS INTEGER
> > IF (SELECT count(*) FROM providers WHERE uid [EMAIL PROTECTED]) > 0
> > BEGIN
> > SET @cid = @child_provider
> > WHILE @cid IS NOT NULL
> > BEGIN
> > INSERT @provider_ids VALUES (@cid)
> > SET @cid = (SELECT parent_id FROM providers WHERE [EMAIL
> > PROTECTED])
> > END
> > END
> > RETURN
> > END
> >
>
> -- This TYPE will get you a named column... easier to use SRFs with a
> preexisting type.
> CREATE TYPE svp_getparentproviderids_uid_type AS ( uid INTEGER );
>
> CREATE FUNCTION svp_getparentproviderids (INTEGER)
> RETURNS SETOF svp_getparentproviderids_uid_type
> AS '
> DECLARE
> child_provider ALIAS FOR $1;
> cid INTEGER;
> BEGIN
SELECT * FROM providers WHERE uid [EMAIL PROTECTED]) > 0
IF NOT FOUND
RETURN;
END IF;
> LOOP
> cid := child_provider
> IF cid IS NULL THEN
> EXIT;
> END IF;
> RETURN NEXT cid;
> SELECT INTO cid parent_id FROM providers WHERE [EMAIL PROTECTED];
> END LOOP;
> RETURN
> END;' LANGUAGE 'plpgsql';
>
> Hope that helps!
>
> > --
>
>
> >
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>
> --
> Mike Rylander
> [EMAIL PROTECTED]
> GPLS -- PINES Development
> Database Developer
>
--
Mike Rylander
[EMAIL PROTECTED]
GPLS -- PINES Development
Database Developer
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