err=DB.Table("quota_data").Select("model_name, sum(count) as count, sum(quota) as quota, created_at").Where("created_at >= ? and created_at <= ?",startTime,endTime).Group("model_name, created_at").Find("aDatas).Error
err=DB.Table("quota_data").Select("model_name, sum(count) as count, sum(quota) as quota, sum(token_used) as token_used, created_at").Where("created_at >= ? and created_at <= ?",startTime,endTime).Group("model_name, created_at").Find("aDatas).Error