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Hadoop - Map Reduce Application 16 pages

Application
configuration (mapred-site.xml)
Counter
Job History Server
InputFormat
Input Split
Job
Map (Mapper)
Operations (Transformations)
Partition
Pipeline
Record
Reducer
Shuffling (Combine)
Sort
Data (Stream) - pairs

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MapReduce - Operations (Transformations)

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Every mapreduce app has two kind of operations/transformations:

MapReduce - Map (Mapper)
- MapReduce - Shuffling (Combine)
- Map Reduce - Sort
MapReduce - Reducer

Articles Related

(Stream|Pipe|Message Queue|Event Processing)
Map Reduce - Sort

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(Stream|Pipe|Message Queue|Event Processing)

From an abstract point of view, a stream is a sequence of aninfinite cardinality (size) delivered at unknown time intervals. list Streams: are inputs and outputs of operations may be also buffers...

Map Reduce - Sort

sort in a mapreduce is a operation that happens after a shuffling.

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