心得用户个人信息的查询和更改

src/main/java/cn/mafangui/hotel/mapper/UserMapper.java

@@ -6,16 +6,12 @@ import org.springframework.stereotype.Component;
 @Component
 public interface UserMapper {
     int deleteByPrimaryKey(Integer userId);
-
     int insert(User record);
-
     int insertSelective(User record);
-
     User selectByPrimaryKey(Integer userId);
-
     int updateByPrimaryKeySelective(User record);
-
     int updateByPrimaryKey(User record);
-
     User selectByUserNameAndPassword(User user);
+    User selectByUserName(String userName);
+    int updateByUserNameSelective(User record);
 }