commit | df2b08033f1d87ac6cee85f8d4564d57533403ae | [log] [tgz] |
---|---|---|
author | Jinho Kim <jhkim@apache.org> | Mon Feb 15 17:28:06 2016 +0900 |
committer | Jinho Kim <jhkim@apache.org> | Mon Feb 15 17:28:06 2016 +0900 |
tree | 705dba4aa84bef345a0a5159162d6ed7b2d78458 | |
parent | d73f129b4b2de5d753697f697c927b743db695fa [diff] |
TAJO-2074: Upgrade hadoop and netty. Closes #961
Tajo is a relational and distributed data warehouse system for Hadoop. Tajo is designed for low-latency and scalable ad-hoc queries, online aggregation and ETL on large-data sets by leveraging advanced database techniques. It supports SQL standards. It has its own query engine which allows direct control of distributed execution and data flow. As a result, Tajo has a variety of query evaluation strategies and more optimization opportunities. In addition, Tajo will have a native columnar execution and and its optimizer.
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