异常处理 异常查询标段优化

src/main/java/com/chinaunicom/mall/ebtp/project/projectsection/dao/mapper/ProjectSectionMapper.xml

@@ -147,7 +147,7 @@
         t.status as status
         from biz_project_section t
         where t.project_id = ${projectId}
-        and not exists (select * from biz_project_section_exception e where e.section_id = t.id)
+        and not exists (select 1 from biz_project_section_exception e where e.section_id = t.id)
     </select>
 
     <select id="selectEditSectionByUpdate"
@@ -160,7 +160,7 @@
         from biz_project_section t
         left join biz_project_section_exception e on e.section_id = t.id and e.exception_id = ${exceptionId}
         where t.project_id = ${projectId} and t.status != '9'
-        and not exists (select e.* from biz_project_section_exception e,biz_project_section s
+        and not exists (select 1 from biz_project_section_exception e,biz_project_section s
         where s.id = e.section_id and s.project_id = ${projectId} and e.exception_id != ${exceptionId}
           and e.section_id = t.id)
     </select>