Mercurial > urweb

view tests/coalesce.ur @ 2067:88841212f0ba

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
In computing command lines, put filenames inside of quotes, to support spaces and other funky characters nicely
author Adam Chlipala <adam@chlipala.net>
date Thu, 04 Sep 2014 08:40:14 -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>)