Top Answers to PIG Interview Questions
1. Compare Pig and Hive.
2. Does Pig differ from MapReduce? If yes, how?
Yes, Pig differs from MapReduce because, in MapReduce, the group by operation is performed at reducer side and filter, and also in the map phase the projection is implemented. Pig Latin provides the operations that are similar to MapReduce, such as groupby, orderby, and filters. We can analyze the Pig script and data flow to find the error checking. Pig Latin is lower in cost to write and maintain compared to MapReduce Java code.
