*
* @param int $id id of the database record
* @param boolean $is_active value we want to set the is_active field
*
* @return Object DAO object on sucess, null otherwise
*
*
* @param int $id id of the database record
* @param boolean $is_active value we want to set the is_active field
*
* @return Object DAO object on sucess, null otherwise
*