what does the conf.setMapper Class do ?
No Answer is Posted For this Question
Be the First to Post Answer
What platform and Java version is required to run Hadoop?
What happens if the quantity of the reducer is 0 in mapreduce?
How to overwrite an existing output file during execution of mapreduce jobs?
What comes in Hadoop 2.0 and MapReduce V2 YARN
What is the next step after Mapper or MapTask?
what are the three modes in which Hadoop can be run?
What is optimal size of a file for distributed cache?
In which kind of scenarios MapReduce jobs will be more useful than PIG in Hadoop?
What is MapReduce? What are the syntax you use to run a MapReduce program?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
How do reducers communicate with each other?
what daemons run on a master node and slave nodes?
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)