供应商性能问题-罗
SELECT supplier_id,
     (SELECT area_id
        FROM crm_area_country
       WHERE area_type = 'office' START
     WITH area_id      = c.supplier_country_id CONNECT BY prior area_parent_id = area_id
------解决方案--------------------
视图:CREATE OR REPLACE VIEW VW_COUNTRY_POPEDOM_HW AS
SELECT  user_id, psa.vendor_id supplier_id,popedom_type --DISTINCT
         FROM po_vendor_sites_all psa,
              (SELECT area_id,
                      area_code,
                      area_correspond_code,
                      area_chinese_name,
                      area_type,
                      user_id
                      ,popedom_type
                 FROM (SELECT c.area_id,--地区部的权限范围
                              area_code,
                              area_correspond_code,
                              area_chinese_name,
                              area_type,
                              c.popedom_user user_id
                              ,c.popedom_type
                         FROM crm_popedom   c,
                              (SELECT area_id,
                                      area_code,
                                      area_correspond_code,
                                      area_chinese_name,
                                      area_type,
                                      area_parent_id,
                                      (rtrim(substr(ltrim(sys_connect_by_path(area_parent_id, ','), ','),
                                                   0,
                                                   instr(ltrim(sys_connect_by_path(area_parent_id, ','), ','),
                                                         ',',
                                                         1)),
                                            ','))
                                             AS root_area_id
                                 FROM crm_area_country ca
                                START WITH ca.area_parent_id IN (SELECT area_id FROM crm_popedom)
                               CONNECT BY PRIOR ca.area_id = ca.area_parent_id) a
                        WHERE a.root_area_id = c.area_id or a.area_parent_id=c.area_id )
                WHERE area_type = 'Country') ca               --,po_vendors_all pa
        WHERE psa.country = ca.area_correspond_code
        union all
 select cac.popedom_user user_id, supplier_id, popedom_type
   from (select supplier_id,
                (select area_id
                   from crm_area_country
                  WHERE area_type = 'office'
                  start with area_id = c.supplier_country_id
                 connect by prior area_parent_id = area_id) a,
                (select area_id
                   from crm_area_country
                  WHERE area_type = 'Regional'
                  start with area_id = c.supplier_country_id
                 connect by prior area_parent_id = area_id) b
           from crm_supplier_baseinfo c
          where supplier_cooperate_id = 'LATENCY') tmp,
        crm_popedom cac
  where (tmp.a = cac.area_id or tmp.b = cac.area_id);