Mercurial > urweb
view tests/coalesce.ur @ 2159:9029e0e2c67c
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author | Adam Chlipala <adam@chlipala.net> |
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date | Sat, 04 Jul 2015 18:44:52 -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>)