view tests/aborter.ur @ 1403:860c245a7c4d

More detail on sources and signals
author Adam Chlipala <adam@chlipala.net>
date Tue, 18 Jan 2011 13:32:48 -0500
parents b10132434adc
children
line wrap: on
line source
table t : {A : int}

fun main () : transaction page =
    () <- dml (INSERT INTO t (A) VALUES (0));
    return (error <xml>No way, Jose!</xml>)