Hi, On page https://spark.apache.org/docs/latest/quick-start.html
if you change one line in pom.xml for SimpleApp from: <artifactId>spark-sql_2.12</artifactId> to: <artifactId>spark-sql_2.11</artifactId> Then the ease of use and simplicity would increase ten fold and the simple app would be even simpler. Backbutton.co.uk ¯\_(ツ)_/¯ ♡۶Java♡۶RMI ♡۶ Make Use Method {MUM} makeuse.org <http://www.backbutton.co.uk>