Mercurial > urweb
view tests/coalesce.ur @ 1717:16ee7ff7f119
Avoid kindof failures in elaboration
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Sat, 21 Apr 2012 13:57:10 -0400 |
parents | e44be6ece475 |
children |
line wrap: on
line source
table t : { A : option int } fun main () : transaction page = queryX (SELECT COALESCE(t.A, 13) FROM t) (fn r => <xml>{[r.1]},</xml>)