What is shuffling in mapreduce?
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How is mapreduce related to cloud computing?
A number of combiners can be changed or not in MapReduce?
Explain combiners.
Is it necessary to write a mapreduce job in java?
When the reducers are are started in a mapreduce job?
Define the purpose of the partition function in mapreduce framework
Clarify what combiners are and when you should utilize a combiner in a map reduce job?
What is MapReduce?
What is the role of recordreader in hadoop mapreduce?
What is shuffling in mapreduce?
Is reduce-only job possible in Hadoop MapReduce?
How many Reducers run for a MapReduce job in Hadoop?
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MapReduce (354)
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Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
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Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)
Apache Avro (26)
Apache Presto (15)
Apache Tajo (26)
Hadoop General (407)