Re: 回复：Re: calculate correlation between multiple columns and one specific column after groupby the spark data frame

If you have a list of Columns called `columns`, you can pass them to the `agg` method as:   agg(columns.head, columns.tail: _*) Enrico Am 16.03.22 um 08:02 schrieb ckgppl_...@sina.cn: Thanks, Sean. I modified the codes and have generated a list of columns. I am working on convert a list of

回复：Re: calculate correlation between multiple columns and one specific column after groupby the spark data frame

Thanks, Sean. I modified the codes and have generated a list of columns.I am working on convert a list of columns to a new data frame. It seems that there is no direct API to do this. - 原始邮件 - 发件人：Sean Owen 收件人：ckgppl_...@sina.cn 抄送人：user 主题：Re: calculate correlation between multiple