Configuring Specific Ambari Views
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Set up WebHCat proxy user for Pig View

You must set up an HDFS proxy user for WebHCat and a WebHCat proxy user for the Ambari Server daemon account.

To set up the HDFS proxy user for WebHCat :
  1. In Ambari Web, browse to Services > HDFS > Configs.
  2. On the Advanced tab, navigate to the Custom core-site section.
  3. Click Add Property… to add the following custom properties:
    hadoop.proxyuser.hcat.groups=*
    hadoop.proxyuser.hcat.hosts=*
  4. Save the configuration change and restart the required components as prompted by Ambari.
set up a WebHCat proxy user for the Ambari Server daemon account.