specific:
 <p>
 <pre>
   &#064;DataSourceDefinition(name="java:global/MyApp/MyDataSource",
      className="org.apache.derby.jdbc.ClientDataSource",
      url="jdbc:derby://localhost:1527/myDB;user=bill",
      user="lance",
      password="secret",
      databaseName="testDB",
      serverName="luckydog"
   )// DO NOT DO THIS!!!
 </pre>
 <p>
 In the above example, the <code>databaseName</code>, <code>user</code>
 and <code>serverName</code> properties were specified as part of the
 <code>url</code> propert