java.lang.ClassNotFoundException: org.postgresql.Driver

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    java.lang.ClassNotFoundException: org.postgresql.Driver
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    java.lang.ClassNotFoundException: org.postgresql.Driver
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    java.lang.ClassNotFoundException: org.postgresql.Driver

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Root Cause Analysis

  1. java.lang.ClassNotFoundException

    org.postgresql.Driver

    at java.net.URLClassLoader$1.run()
  2. Java RT
    Class.forName
    1. java.net.URLClassLoader$1.run(URLClassLoader.java:202)
    2. java.security.AccessController.doPrivileged(Native Method)
    3. java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    4. java.lang.ClassLoader.loadClass(ClassLoader.java:307)
    5. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    6. java.lang.ClassLoader.loadClass(ClassLoader.java:248)
    7. java.lang.Class.forName0(Native Method)
    8. java.lang.Class.forName(Class.java:169)
    8 frames
  3. Hive Query Language
    ExecMapper.close
    1. org.apache.hadoop.hive.ql.stats.jdbc.JDBCStatsPublisher.connect(JDBCStatsPublisher.java:55)
    2. org.apache.hadoop.hive.ql.exec.TableScanOperator.publishStats(TableScanOperator.java:202)
    3. org.apache.hadoop.hive.ql.exec.TableScanOperator.closeOp(TableScanOperator.java:164)
    4. org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:557)
    5. org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
    6. org.apache.hadoop.hive.ql.exec.ExecMapper.close(ExecMapper.java:193)
    6 frames
  4. Hadoop
    Child.main
    1. org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:57)
    2. org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:358)
    3. org.apache.hadoop.mapred.MapTask.run(MapTask.java:307)
    4. org.apache.hadoop.mapred.Child.main(Child.java:170)
    4 frames