SELECT PBG.BUSINESS_GROUP_ID , PBG.NAME FROM (SELECT BUSINESS_GROUP_ID , NAME FROM PER_BUSINESS_GROUPS UNION SELECT -1 BUSINESS_GROUP_ID , '' NAME FROM DUAL) PBG WHERE EXISTS( SELECT 'X' FROM PAY_FUNCTIONAL_USAGES PFU WHERE PFU.BUSINESS_GROUP_ID = PBG.BUSINESS_GROUP_ID )