Mercurial > urweb
view tests/coalesce.ur @ 1938:d02c1a0d8082
Proper handling of serialization failures during SQL COMMIT
author | Adam Chlipala <adam@chlipala.net> |
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date | Mon, 23 Dec 2013 15:59:17 +0000 |
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>)