sum over partition by 的用法 --用法详解0、select * from wmg_test; ---测试数据 1、select v1,v2,sum(v2) over(order by v2) as sum --按照 v2排序，累计n+n-1+....+1from wmg_test;2、select v1,v2,sum(v2) o hive 2023-12-07 48 点赞 0 评论 72 浏览
