Re: plpgsql arrays

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Matthew Wakeling <matthew(at)flymine(dot)org>
Cc: justin <justin(at)emproshunts(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: plpgsql arrays
Date: 2009-04-07 16:08:13
Message-ID: 16186.1239120493@sss.pgh.pa.us
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Matthew Wakeling <matthew(at)flymine(dot)org> writes:
> CREATE OR REPLACE FUNCTION overlap_gene_primer() RETURNS SETOF RECORD AS $$
> DECLARE
> left location;
> retval RECORD;
> BEGIN
> DECLARE left_cursor NO SCROLL CURSOR FOR SELECT location FROM location, gene WHERE location.id = gene.id ORDER BY objectid, start, end;
> left = FETCH left_cursor;
> END;
> $$ LANGUAGE plpgsql;

Well, the DECLARE for the cursor should go in the DECLARE section,
and the syntax for the FETCH should be
FETCH cursorname INTO recordvariablename;
and I'm too lazy to check right now but I think you might be missing
an OPEN for the cursor.

regards, tom lane

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