What do you mean by data locality?
No Answer is Posted For this Question
Be the First to Post Answer
what is JobTracker in Hadoop? What are the actions followed by Hadoop?
What is the difference between Hadoop and RDBMS?
What is a RecordReader in Hadoop MapReduce?
Different ways of debugging a job in MapReduce?
What is the Reducer used for?
Which Sorting algorithm is used in Hadoop MapReduce?
How is reporting controlled in hadoop?
Explain the sequence of execution of all the components of MapReduce like a map, reduce, recordReader, split, combiner, partitioner, sort, shuffle.
What are the identity mapper and reducer in MapReduce?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
Why Hadoop MapReduce?
Explain what are the basic parameters of a 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)