【Centos7.6安装CDH6.1.0】手把手教你搭建CDH6.1.0JDK(已安装者跳过)mysql配置安装jdbc建库、建用户、设置用户访问权限跳转 JDK(已安装者跳过) 下载linux适用版jdk https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html 下载后分发至mini1、mini2、mini3,解压,配置环境变量至/etc/profile,这里贴一下博主的profile相关内容: export JAVA_HOME=/home/hadoop/apps/jdk1.8.