Explain Working of MapReduce?
No Answer is Posted For this Question
Be the First to Post Answer
What is MapReduce? What are the syntax you use to run a MapReduce program?
What do you understand by mapreduce?
How to create custom key and custom value in MapReduce Job?
How to set the number of mappers for a MapReduce job?
How do you stop a running job gracefully?
How do Hadoop MapReduce works?
Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?
What is Reducer in MapReduce?
What is a partitioner and how the user can control which key will go to which reducer?
What is partitioner and its usage?
What is the InputSplit in map reduce ?
In Hadoop, which file controls reporting in Hadoop?
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)