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130 Stars 111 Forks Apache License 2.0 2.3K Commits 34 Opened issues


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Apache Tajo

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.





  • Java 1.8 or higher
  • Hadoop 2.3.0 or higher

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