Explain the difference between a MapReduce InputSplit and HDFS block?
No Answer is Posted For this Question
Be the First to Post Answer
How to set the number of reducers?
What is the core of the job in MapReduce framework?
What combiners are and when you should use a combiner in a mapreduce job?
Explain the Reducer's reduce phase?
What is the function of mapreducer partitioner?
When should you use a reducer?
Explain the general mapreduce algorithm
How to set the number of mappers for a MapReduce job?
Define the purpose of the partition function in mapreduce framework
What is a map side join?
What is the difference between a MapReduce InputSplit and HDFS block?
What is identity mapper and reducer? In which cases can we use them?
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)