(* SCHEMA associative_draughting; *)
RULE product_version_requires_definition FOR (
product_definition_formation, product_definition);
WHERE
wr1: SIZEOF(QUERY ( pdf <* product_definition_formation | (NOT (
SIZEOF(QUERY ( pd <* product_definition | (pdf :=: pd.
formation) )) >= 1)) )) = 0;
END_RULE; -- product_version_requires_definition
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2012-03-27T17:14:12-04:00