Introduction to Apache Ranger – Part IV – Resource vs Tag Based Policies

Welcome again to the new episode of my Apache Ranger introduction. In the last 3 posts, I have covered why Ranger was chosen as the replacement for Sentry, the basic architecture and the new Security Zone feature that was introduced since Ranger 2.0. I have been asked by my audience …

Sqoop Job Failed with Error: java.lang.NoClassDefFoundError: org/json/JSONObject

If your Sqoop job fails with below error message: Exception in thread "main" java.lang.NoClassDefFoundError: org/json/JSONObject at org.apache.sqoop.util.SqoopJsonUtil.getJsonStringforMap(SqoopJsonUtil.java:42) at org.apache.sqoop.SqoopOptions.writeProperties(SqoopOptions.java:742) at org.apache.sqoop.mapreduce.JobBase.putSqoopOptionsToConfiguration(JobBase.java:369) at org.apache.sqoop.mapreduce.JobBase.createJob(JobBase.java:355) at org.apache.sqoop.mapreduce.ImportJobBase.runImport(ImportJobBase.java:249) at org.apache.sqoop.manager.SqlManager.importQuery(SqlManager.java:748) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:509) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:615) at org.apache.sqoop.Sqoop.run(Sqoop.java:143) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227) at org.apache.sqoop.Sqoop.main(Sqoop.java:236) Caused by: java.lang.ClassNotFoundException: org.json.JSONObject at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at …