when do reducers play their role in a mapreduce task?
No Answer is Posted For this Question
Be the First to Post Answer
What is a "map" in Hadoop?
Can MapReduce program be written in any language other than Java?
What counter in Hadoop MapReduce?
what are the three modes in which Hadoop can be run?
Clarify what is shuffling in map reduce?
Define the Use of MapReduce?
What do you know about nlineinputformat?
How can we control particular key should go in a specific reducer?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
What is Hadoop Map Reduce ?
Illustrate a simple example of the working of MapReduce.
Explain how mapreduce works.
Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)
Apache Spark (991)
Apache HBase (164)
Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
Apache ZooKeeper (65)
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)