If DataNode increases, then do we need to upgrade NameNode?
No Answer is Posted For this Question
Be the First to Post Answer
What is the relationship between Jobs and Tasks in Hadoop?
How will you write a custom partitioner for a Hadoop job?
What does name-node mean in hadoop?
Define a record reader?
What are the benefits yarn brings in to hadoop?
Can you define inputsplit in hadoop?
For using hadoop list the network requirements?
What is KeyValueTextInputFormat in Hadoop?
What is hadoop? Name the main components of a hadoop application?
Why would nosql be better than using a sql database? And how much better is it?
What are the actions followed by hadoop?
Ideally what should be the replication factor in hadoop?
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)