Apache Hadoop

Solution for Big Data - Deals with complexities of high volume, velocity & Variety of Data.

Transforms commodity hardware into a service that: Stores Petabytes of data. Allows huge distributed computations.

MapReduce is the processing part of Hadoop

HDFS is the data part of Hadoop

Map Redure server is on a typical machine called TaskTracker.

Have a single JobTracker.


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