How to change replication factor of files already stored in HDFS?
No Answer is Posted For this Question
Be the First to Post Answer
What is the difference between a Hadoop and Relational Database and Nosql?
What is a Task instance in Hadoop? Where does it run?1
What are the site-specific configuration files in Hadoop?
Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?
Name the various types of lists supported by bootstrap.
Knox and Hadoop Development Tools?
On what basis data will be stored on a rack?
What is Your Cluster size ?
What other technologies have you used in hadoop sta ck?
How many instances of a jobtracker run on hadoop cluster?
What is partioner in hadoop? Where does it run,mapper or reducer?
Explain the shuffle?
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)