view tests/include.ur @ 1428:58c9c039582a

Deal with Postgres's wonky type-changing for nullable columns of views
author Adam Chlipala <adam@chlipala.net>
date Fri, 25 Feb 2011 15:46:29 -0500
parents 71bafe66dbe1
children
line wrap: on
line source
signature S = sig
        type t
        val x : t
end

signature S' = sig
        include S
        val y : t
end

signature S'' = sig
        type u
        include S' where type t = int
        type v
end