Guru Sunday, January 6, 2019 1386
run example
spark-submit --class org.apache.spark.examples.SparkPi /root/spark-2.3.1-bin-hadoop2.7/examples/jars/spark-examples_2.11-2.3.1.jar
spark-shell: spark上运行scala交互式命令行
pyspark: spark上运行python交互式命令行
sparkR:spark上运行R交互式命令行
spark-submit:提交jar或python应用程序并在集群上执行
spark-sql:spark上运行spark sql交互式命令行
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