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diff --git a/chapter/8/big-data.md b/chapter/8/big-data.md index d823b09..c6baac0 100644 --- a/chapter/8/big-data.md +++ b/chapter/8/big-data.md @@ -125,6 +125,7 @@ Other benefits include the scheduling of tasks based on data locality to improve - Limitations ? **Pregel** + Pregel is an implementation of classic BSP model by Google (PageRank) to analyze large graphs exclusively. It was followed by open source implementations - Apache’s Giraph and Hama; which were BSP models built on top of Hadoop. Pregel is highly scalable, fault-tolerant and can successfully represent larger complex graphs. Google claims the API becomes easy once a developer adopts “think like a vertex” mode. |