最新版本

wang-hao-jie

2022-03-17 6dfd2599d2e52507e018fd4c6b35d38873e48cfb

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package cn.exrick.xboot.your.mapper;
 
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import cn.exrick.xboot.your.entity.UserStatistic;
import org.apache.ibatis.annotations.Select;
 
import java.util.List;
 
/**
 * 用户统计表数据处理层
 * @author whj
 */
public interface UserStatisticMapper extends BaseMapper<UserStatistic> {
 
    @Select("select sum(driving) from t_user_statistic")
    int sumDriving();
}