Github user maropu commented on a diff in the pull request: https://github.com/apache/spark/pull/18592#discussion_r127060489 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/TPCDSQueryBenchmark.scala --- @@ -99,6 +95,20 @@ object TPCDSQueryBenchmark { } def main(args: Array[String]): Unit = { + if (args.length < 1) { + // scalastyle:off + println( + s""" + |Usage: spark-submit --class <this class> <spark sql test jar> <TPCDS data location> + | + |In order to run this benchmark, please follow the instructions at + |https://github.com/databricks/spark-sql-perf/blob/master/README.md --- End diff -- yea, thanks!
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