Mercurial > urweb
view tests/coalesce.ur @ 1860:d54984564bcd
Make that error message even more helpful
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Wed, 17 Jul 2013 10:48:31 -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>)