Mercurial > urweb
view tests/coalesce.ur @ 2202:606af2c9b828
Identifies tables read or touched by queries.
author | Ziv Scully <ziv@mit.edu> |
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date | Sat, 08 Mar 2014 05:06:22 -0500 |
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>)