Hadoop is a wonderful creation

Hadoop is a wonderful creation, but it's evolving quickly and it can exhibit flaws. Here are my dozen downers:-

  • Pig vs. Hive
  • Being forced to store all my shared libraries in HDFS
  • Oozie
  • Error messages
  • Kerberos
  • Knox
  • Hive won't let me have my external table and delete it too
  • Namenode fail
  • Documentation
  • Ambari coverage
  • Repository management
  • Null pointer exceptions

read the full article @ NetworkWorld