行转列:

https://blog.csdn.net/Eric_data/article/details/104645738

https://www.cnblogs.com/traditional/p/11967360.html

透视图:

https://www.cnblogs.com/onemorepoint/p/8425300.html

https://www.jianshu.com/p/9ded1c198123

posted on 2020-03-31 16:58  LiangShaoY  阅读(382)  评论(0编辑  收藏  举报