The Hue Team
Apache HCatalog is a project enabling non Hive scripts to access Hive tables. Users can then directly load tables with Pig or MapReduce without having to worry about re-defining the input schemas, caring about the data location or duplicating it.
HCatalog is useful for accessing Hive data from Pig. Here is a tutorial about accessing the Hive example tables through HCatLoader from the Pig Editor in Hue (gethue.com), the Apache Hadoop UI.
Read more about it here: gethue.tumblr.com/post/56804308712/hadoop-tutorial-how-to-access-hive-in-pig-with