new DB("corporation").open("com.mysql.jdbc.Driver", "jdbc:mysql://localhost/test", "root", "p@ssw0rd");
new DB("university").open("oracle.jdbc.driver.OracleDriver", "jdbc:oracle:thin:@localhost:1521:xe", "activejdbc", "activejdbc");

@DbName("corporation")
public class Employee extends Model {}
...
@DbName("university")
public class Student  extends Model {}