added build instructions and arguments to spark-submit

rixonmathew · May 7, 2020 · cb81681 · cb81681
1 parent e58412b
commit cb81681
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/chapter4/scala/README.md b/chapter4/scala/README.md
@@ -1,6 +1,10 @@
+### How to build the package
+ 1. sbt clean package
+ 2. mkdir jars
+ 3. cp main-scala-chapter4_2.12-1.0.jar from the target/scala-2.12 directory into the jars/
 ### How to run the code
 
 To run the Scala code for this chapter:
 
-* `spark-submit --class main.scala.chapter4.Example4_1 jars/main-scala-chapter4_2.12-1.0.jar <args>`
-* `spark-submit --class main.scala.chapter4.SparkTables jars/main-scala-chapter4_2.12-1.0.jar <args>`
+* `spark-submit --class main.scala.chapter4.Example4_1 jars/main-scala-chapter4_2.12-1.0.jar ../data/us_population.json`
+* `spark-submit --class main.scala.chapter4.SparkTables jars/main-scala-chapter4_2.12-1.0.jar ../data/us_population.json`