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From "Antonio Magnaghi" <antma...@yahoo-inc.com>
Subject Proposal for a Pig Abstraction Layer
Date Wed, 21 Nov 2007 00:12:15 GMT
There have been some initial and informal discussions about providing a
set of APIs for Pig with the goal to separate the "front-end" from the


Currently, Pig explicitly utilizes the Hadoop file system and its
Map/Reduce query execution engine to produce results. However, some of
these functionalities could be made more abstract and encapsulated in a
generic back-end, reducing the coupling with the front-end.


Olga and Alan suggested me to update the Pig wiki at
http://wiki.apache.org/pig/ by adding a new link where I discuss some
initial ideas.


The wiki http://wiki.apache.org/pig/PigAbstractionLayer proposes some
initial thoughts on the abstractions for the Data Storage and Execution
Engine for a generic back-end for Pig. The goal of the material is to
initiate a discussion on this proposed feature and collect feedback from
the Pig community.





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