Can AR relation work on tables sitting in two database?

I have a main database that contain information like user, country and cities. I have another database contain business listing. I wrote a relation between the table but it failed. Just want to confirm can relation work across database?

class User extends CActiveRecord

{…

public function getDbConnection()


{


	return A;


}

class UserBusiness extends CActiveRecord

{…

public function getDbConnection()


{


	return A


}

public function relations()


{


        return array(


	    'user' => array(self::HAS_ONE, 'User', 'user_id'),


	    'business' => array(self::HAS_ONE, 'Business', 'business_id'),


		);


}

class Business extends CActiveRecord

{…

public function getDbConnection()


{


	return B;


}

At least not with eager loading, not sure about lazy loading. Eager loading uses JOINs which don’t work over multiple connections for obvious reasons.