January 2019
Beginner to intermediate
154 pages
4h 31m
English
Content preview from Apache Spark Quick Start Guide
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DStreams
DStreams are the stream of data coming in from a source. A DStream is a continuous series of RDDs where each RDD in DStream contains data from a particular interval. Operations on DStream are translated to operations on underlying RDDs:
Every DStream is associated with a receiver object that receives stream data from a source and stores it in memory for processing.
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