bug修改

zd-modules/zd-modules-laboratory/src/main/java/com/zd/laboratory/service/impl/LabSubjectServiceImpl.java

@@ -263,6 +263,9 @@ public class LabSubjectServiceImpl implements ILabSubjectService {
                     classifySubjectService.insertClassifySubject(subject);
                 }
             }
+        }else{
+            //删除关系
+            classifySubjectService.deleteBySubjectId(labSubject.getId());
         }
         return labSubjectMapper.updateLabSubject(labSubject);
     }