更新 UserMapper.java

src/main/java/com/gao/finalhw/mapper/UserMapper.java

@@ -14,8 +14,6 @@ import org.apache.ibatis.annotations.Select;
 @Mapper
 public interface UserMapper extends BaseMapper<User> {
 
-    @Select("SELECT * FROM user WHERE user_name = #{username} AND password = #{password}")
-    User findByUsernameAndPassword(String username, String password);
 }