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view tests/coalesce.ur @ 2097:9272476e2a1c

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Client-side conversion of string to bool
author Adam Chlipala <adam@chlipala.net>
date Thu, 25 Dec 2014 18:32:27 -0500
parents e44be6ece475
children
line wrap: on
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table t : { A : option int }

fun main () : transaction page =
    queryX (SELECT COALESCE(t.A, 13)
            FROM t)
    (fn r => <xml>{[r.1]},</xml>)