On Mon, Mar 28, 2011 at 08:42:56AM -0500, Hyrum K Wright wrote: > So the SELECT 1 determines what data gets return (which you don't care > about), and the LIMIT 1 determines how much data gets returned (of > which you only care about 0 or >0 rows, hence the LIMIT).
Thanks, that makes sense :) r1086245 adds the LIMIT 1.