大数据学习09:MapReduce基础_大数据基础学习六:mapreduce-CSDN博客

网站介绍:文章浏览阅读104次。第六章:MapReduce问题:1、清空HDFS的回收站-expungePermanently delete files in checkpoints older than the retention threshold from trash directory, and create new checkpoint.2、课程回看===========================..._大数据基础学习六:mapreduce