Eagle-eyed elephant: split-oriented indexing in Hadoop

  title={Eagle-eyed elephant: split-oriented indexing in Hadoop},
  author={Mohamed Y. Eltabakh and Fatma {\"O}zcan and Yannis Sismanis and Peter J. Haas and Hamid Pirahesh and Jan Vondr{\'a}k},
An increasingly important analytics scenario for Hadoop involves multiple (often ad hoc) grouping and aggregation queries with selection predicates over a slowly changing dataset. These queries are typically expressed via high-level query languages such as Jaql, Pig, and Hive, and are used either directly for business-intelligence applications or to prepare the data for statistical model building and machine learning. In such scenarios it has been increasingly recognized that, as in classical… CONTINUE READING
Highly Cited
This paper has 41 citations. REVIEW CITATIONS