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view tests/whiteout.ur @ 1341:91eaa1542c5a

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Smarter record unification
author Adam Chlipala <adam@chlipala.net>
date Wed, 15 Dec 2010 09:37:36 -0500
parents f0224c7f12bb
children
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table t : { Chan : option (channel unit) }

fun main () : transaction page =
    ch <- channel;
    dml (INSERT INTO t (Chan) VALUES ({[Some ch]}));
    return <xml><body>Did it.</body></xml>