I think yes, we installed only on client nodes, All my R scripts are also written to run on one node from Local Linux . I mean not written in MR fashion to execute the R scripts on all the nodes using Hadoop flavor. ... View more

We installed R only on client nodes for Tez engine, i think for SPARK engine also same. ... View more

@Nikkie Thomas Just FYI..Open source Rstudio doesn't support Kerberised hadoop cluster. we need to have license in-order to work kerberised cluster. let me know if you are using licensed version of RStudio. ... View more

@n c I hope your both clusters are having same version of hadoop.Other wise you may run into issues. ... View more

@Sankar T Can you try this? alter table tablename DROP partition (load_s <> ''); ... View more

@dvt isoft Are you able to connect hive using ODBC driver? Can you add screen shot? Can you add screen shot for successful table creation? run show tables and add screen shot as well. Thanks ... View more

you are able to connect mysql with root user, please try with hive user as well for connecting hive DB. ... View more

@zkfs Are you able to connect mysql using hive user and password? try this first? mysql -u <hive db user> -p <hive db user password> ... View more

@Eun-seop Yu it seems /etc/hosts entries are incorrect: ideally it should be like 127.0.0.1 master.hadoop.com master 127.0.0.1 slave1.hadoop.com slave1 127.0.0.1 slave2.hadoop.com slave2 Ca you type hostname -f and give me the output from all the three nodes? Did you set password less SSH between nodes? try to do below steps from mater node? ssh master ssh slave1 ssh slave2 ... View more