select SOFTWARENAME,SOFTWARETYPE,PRODUCTVERSION,COMPANYNAME,WORKSTATIONNAME from SoftwareList sl LEFT JOIN SoftwareInfo si ON sl.SOFTWAREID=si.SOFTWAREID LEFT JOIN SoftwareType st ON sl.SOFTWARETYPEID=st.SOFTWARETYPEID LEFT JOIN SystemInfo sys ON si.WORKSTATIONID=sys.WORKSTATIONID order by 1