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constraints demo
author Adam Chlipala <adamc@hcoop.net>
date Sun, 03 May 2009 12:01:55 -0400
parents 5d494183ca89
children
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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>