ing to a mix of elements and attributes</td><td bgcolor="green">valid</td><td bgcolor="blue">invalid</td><td bgcolor="red">true</td></tr><tr><td>msData/identityConstraint/idG016.xml</td><td>TEST :Identity-constraint Definition Schema Component : key category, selector points to element within targetNamespace</td><td bgcolor="green">valid</td><td bgcolor="blue">invalid</td><td bgcolor="red">true</td></tr><tr><td>msData/identityConstraint/idG017.xml</td><td>TEST :Identity-constraint Definition Schema Componen