postgresql7.1 select p.parameter_name, coalesce(p.description, 'No Description') as description, v.attr_value, coalesce(p.section_name, '') as section_name, p.datatype from apm_parameters p left outer join (select v.parameter_id, v.attr_value from apm_parameter_values v where v.package_id = :package_id ) v on p.parameter_id = v.parameter_id where p.package_key = :package_key $section_where_clause order by section_name, parameter_name select p.parameter_name as c__parameter_name from apm_parameters p left outer join (select v.parameter_id, v.attr_value from apm_parameter_values v where v.package_id = :package_id ) v on p.parameter_id = v.parameter_id where p.package_key = :package_key $section_where_clause