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view tests/coalesce.ur @ 1853:f405dfe1f1e1
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author | Adam Chlipala <adam@chlipala.net> |
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date | Sun, 21 Apr 2013 13:32:10 -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>)