2023年3月14日
查询学生考试得分区间人数，根据"10-20","20-30","30-40","40-50","50-60","60-70","70-80","80-90","90-100"分组
摘要： select elt(interval(get_point,10,20,30,40,50,60,70,80,90),"10-20","20-30","30-40","40-50","50-60","60-70","70-80","80-90","90-100") as score_level ,co 阅读全文
posted @ 2023-03-14 09:22 了悟 阅读(24) 评论(0) 推荐(0) 编辑