annotate tests/cfold_disj.ur @ 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 71bafe66dbe1
children
rev   line source
adamc@90 1 con id = fold (fn nm => fn t :: Type => fn acc => [nm] ~ acc => [nm = t] ++ acc) []
adamc@90 2
adamc@90 3 con idT = id [D = int, E = float]
adamc@90 4
adamc@90 5 val idV = fn x : $idT => x.E