CategoryServiceImpl(update)

src/main/java/com/mmc/pms/service/category/impl/CategoryServiceImpl.java

@@ -75,7 +75,7 @@ public class CategoryServiceImpl implements CategoryService {
             return ResultBody.error(ResultEnum.THE_NAME_OF_THE_SECONDARY_CLASS_MUST_BE_UNIQUE);
         }
         CategorySubDO subDO = new CategorySubDO(subVO);
-        int number = (int) (Math.random() * 90 + 10);
+        int number = (int) (Math.random() * 900000 + 10);
         subDO.setId(subVO.getCategoryPrimaryId() + 1 + number);
         categoryDao.addSubCategory(subDO);
         return ResultBody.success();