(* SCHEMA Ship_arrangement_schema; *)
RULE revision_has_mandatory_attribute_description FOR (group );
LOCAL
t1_set : SET OF group := [];
violate : LOGICAL := FALSE;
END_LOCAL;
t1_set := QUERY (i <* group| VALUE_IN(WHICH_CLASS(i), 'revision'));
violate := SIZEOF(QUERY (k <* t1_set| NOT EXISTS(k.description))) > 0;
WHERE
WR1:
NOT violate;
END_RULE;
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2012-03-27T17:16:37-04:00