Mercurial > urweb

view tests/coalesce.ur @ 2101:32e2752390ad

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixing one small issue with changes to signature matching (grandfathered into release)
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Jan 2015 10:21:26 -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>)