摘要: select `type`,count(1) as counts from `api_count` group by `type`(order by counts DESC) select `type`, //查询某个列 count(1) as counts //相同值的数量统计到(as)某列中 f 阅读全文
posted @ 2021-01-18 16:42 景北斗 阅读(2112) 评论(0) 推荐(0) 编辑