annotate tests/sql_ops.ur @ 773:74a090ff296e

constraints demo
author Adam Chlipala <adamc@hcoop.net>
date Sun, 03 May 2009 12:01:55 -0400
parents 5d494183ca89
children
rev   line source
adamc@559 1 table t : { A : int, B : float }
adamc@559 2
adamc@559 3 val q = (SELECT t.A + t.A AS X, t.B * t.B AS Y FROM t)
adamc@559 4
adamc@559 5 fun main () : transaction page =
adamc@559 6 xml <- queryX q (fn r => <xml>{[r.X]}, {[r.Y]}<br/></xml>);
adamc@559 7 return <xml><body>{xml}</body></xml>
adamc@559 8