view tests/coalesce.ur @ 1626:07eed8386f07

Nicer record summary error messages
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Dec 2011 16:39:45 -0500
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>)