Mercurial > urweb

view tests/coalesce.ur @ 2172:3b4a5604ed97

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Beautify '-h' output for web servers
author Adam Chlipala <adam@chlipala.net>
date Thu, 20 Aug 2015 15:11:40 -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>)