What is shuffling and sorting in mapreduce?
No Answer is Posted For this Question
Be the First to Post Answer
What are the primary phases of a Reducer?
How to specify more than one directory as input to the MapReduce Job?
What is Counter in MapReduce?
Where is the output of Mapper written in Hadoop?
When should you use a reducer?
Explain the features of Apache Spark because of which it is superior to Apache MapReduce?
In MapReduce, ideally how many mappers should be configured on a slave?
Is it possible to split 100 lines of input as a single split in MapReduce?
Define MapReduce?
What is heartbeat in hdfs? Explain.
How to set the number of reducers?
How is mapreduce related to cloud computing?
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)