How can we control particular key should go in a specific reducer?
No Answer is Posted For this Question
Be the First to Post Answer
What is sqoop in Hadoop ?
What is the data storage component used by Hadoop?
What happens when the node running the map task fails before the map output has been sent to the reducer?
What is an identity mapper and identity reducer?
What combiners are and when you should utilize a combiner in a map reduce job?
Explain Working of MapReduce?
Compare Pig vs Hive vs Hadoop MapReduce?
What is OutputCommitter?
What are the fundamental configurations parameters specified in map reduce?
What is Counter in MapReduce?
Why MapReduce uses the key-value pair to process the data?
What is identity mapper and chain mapper?
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)