Mercurial > urweb

view tests/sql_ops.ur @ 1804:62c18ecbfec4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Tweaking treatment of function application: substitute or introduce a 'let'?
author Adam Chlipala <adam@chlipala.net>
date Sun, 05 Aug 2012 14:55:28 -0400
parents 5d494183ca89
children
line wrap: on
line source
table t : { A : int, B : float }

val q = (SELECT t.A + t.A AS X, t.B * t.B AS Y FROM t)

fun main () : transaction page =
    xml <- queryX q (fn r => <xml>{[r.X]}, {[r.Y]}<br/></xml>);
    return <xml><body>{xml}</body></xml>