August 2017
Beginner to intermediate
284 pages
6h 51m
English
Content preview from Mastering Apache Storm
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Utilizing global operation
This repartitioning operation routes all the tuples to the same partition. Hence, the same target partition is selected for all the batches in the stream. Here is a diagram that shows how the tuples are repartitioned using the global operation:
Here is a piece of code that shows how we can use the global operation:
mystream.global().each(new Fields("a","b"), new myFilter()).parallelismHint(2)
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