Mercurial > urweb
view tests/coalesce.ur @ 1918:c3c84fd38815
Postgres: remove DML error code logging and (hopefully) fix the real problem, not checking for concurrency faults on SELECTs
author | Adam Chlipala <adam@chlipala.net> |
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date | Fri, 29 Nov 2013 08:12:57 -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>)