diff --git a/src/main/java/com/sztzjy/financial_bigdata/mapper/StuUserMapper.java b/src/main/java/com/sztzjy/financial_bigdata/mapper/StuUserMapper.java
index 09ae4e6..42666f3 100644
--- a/src/main/java/com/sztzjy/financial_bigdata/mapper/StuUserMapper.java
+++ b/src/main/java/com/sztzjy/financial_bigdata/mapper/StuUserMapper.java
@@ -16,6 +16,7 @@ public interface StuUserMapper {
     int deleteByPrimaryKey(String classId);
 
     int insert(StuUser record);
+
     int insertSelective(StuUser record);
 
     List<StuUser> selectByExample(StuUserExample example);