<?xml version="1.0"?> <queryset> <rdbms><type>oracle</type><version>8.1.6</version></rdbms> <fullquery name="unused"> <querytext> update user_preferences set dont_spam_me_p = util.logical_negation(dont_spam_me_p) where user_id = :user_id </querytext> </fullquery> </queryset>