annotate demo/metaform2.urs @ 1394:d328983dc5a6

Allow subqueries to reference aggregate-only columns of free tables; treat non-COUNT aggregate functions as possibly returning NULL
author Adam Chlipala <adam@chlipala.net>
date Sat, 15 Jan 2011 14:53:13 -0500
parents ad7e854a518c
children
rev   line source
adamc@418 1 val main : unit -> transaction page