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126 Stars 32 Forks Apache License 2.0 313 Commits 9 Opened issues



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MUPD8 implements the MapUpdate framework, a MapReduce-style framework for processing fast/streaming data.

Run mvn site (using Maven 3+) to generate the file


which provides a step-by-step walkthrough to create and run a simple example MUPD8 application. A copy of this file is also available at

for readers who do not yet have a MUPD8 checkout.

This paper provides additional technical background:

Wang Lam, Lu Liu, STS Prasad, Anand Rajaraman, Zoheb Vacheri, and AnHai Doan. Muppet: MapReduce-Style Processing of Fast Data. PVLDB 5(12):1814-1825, 2012. (available as

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