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(base) [root@node02 ~]#虚拟机名字有base前缀字样，怎么清除，，，
echo 'conda deactivate' >> /root/.bashrc
HBase启动步骤
在启动hbase时，要提前确保HDFS和zookeeper是已经启动状态，先用jps，查询全部启动的进程[root@node01 ~]# jps2816 DataNode6642 RunJar3074 ResourceManager2677 NameNode6454 RunJar5992 HRegionServer5833 HMaster2169 -- process in...
spark读取esField ‘xx‘ not found； typically this occurs with arrays which are not mappedas single value
spark读取es数据时，数据中含有array类型，发出报错：Field 'collect_list(comm).time' not found; typically this occurs with arrays which are not mapped as single value则增加配置文件即可：conf.set("es.read.field.as.array.include","数组名
到底了