摘要: Time字段以小时分组统计 select datepart(hour,time) hour,count(1) count from table where Similarity<75 group by datepart(hour,time) order by count desc From:http 阅读全文
posted @ 2019-07-17 18:39 Ace001 阅读(13356) 评论(0) 推荐(0) 编辑