You are viewing a plain text version of this content. The canonical link for it is here.

Posted to dev@kylin.apache.org by Li Yang <li...@apache.org> on 2016/01/22 09:07:32 UTC

Re: 关于 kylin 函数的问题

The question was how or does Kylin support TopN with window functions.

We haven't tested that yet.. far as I know. Can someone give a try and
report any findings?

2016-01-20 15:09 GMT+08:00 王琳 <wa...@britecloudtech.com>:

> Dear
>     关于kylin 函数的问题请教一下：
>     业务场景： TopN查询
>
>     在hive中可以使用开窗函数，诸如：
>     select row_number() over (partition by part_dt order by item_count) as
> row1 ,part_dt, item_count  from kylin_sales;
>
>
>    再Kylin 中建立cube的时候 ,如何来控制？
>
>
> 谢谢