view tests/coalesce.ur @ 1728:95d3b4f26f59

Ensure proper ordering of <script> execution, to bring identifiers into scope in time
author Adam Chlipala <adam@chlipala.net>
date Fri, 27 Apr 2012 09:43:09 -0400
parents e44be6ece475
children
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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>)