@Akira191     1. Go to Cloudera Manager -> Spark -> Instance -> Identify the node where you have Spark server installed 2. Login to the above identified node using CLI and go to path "/opt/cloudera/parcels/CDH-<version>/lib/spark/bin" , it will list binaries for "spark-shell, pyspark, spark-submit, etc".  It helps us to login to spark & submit jobs. if it has spark-sql, then you can run the command that you have mentioned. In your case, spark-sql binary should be missing, so you are getting this error. You need to talk to your admin ... View more