wa2003的博客【问题描述】当改动SparkR相关的配置文件(如./conf/hive-site.xml),或者使用sparkR.stop()之后,再使用SparkR,则报错如下: > head(a) Error in readTypedObject(con, type) : Unsupported type for ...
ljtyxl的博客unpersist http://homepage.cs.latrobe.edu.au/zhe/ZhenHeSparkRDDAPIExamples.html#unpersist ...Dematerializes the RDD (i.e. Erases all data items from hard-disk and memory). However, the RDD object remains
svmachine的博客一.zookeeper的安装 下载zookeeperhttp://mirror.bit.edu....安装配置(前面安装过hadoop以及spark,安装在原来的位置)将zookeeper-3.4.6解压到/home/wh/目录下,并改名为zookeeper tar -zxvf zookeeper-3.4.6.t