自动生成配置文件和mapper xml

src/main/java/com/sztzjy/financial_bigdata/mapper/StuUserMapper.java

@@ -13,6 +13,7 @@ public interface StuUserMapper {
 
     int deleteByExample(StuUserExample example);
 
+
     int deleteByPrimaryKey(String classId);
 
     int insert(StuUser record);