SDO_Model_Property::isContainment Test to see if the property defines a containment relationship &reftitle.description; boolSDO_Model_Property::isContainment &warn.experimental.func; Test to see if the property corresponds to a containment relationship. Returns &true; if the property defines a containment relationship, or &false; if it is reference. &reftitle.parameters; None. &reftitle.returnvalues; Returns &true; if the property defines a containment relationship, or &false; if it is reference.