What is structured data?
No Answer is Posted For this Question
Be the First to Post Answer
What is a Task instance in Hadoop? Where does it run?1
How is HDFS fault tolerant?
How to write a Custom Key Class?
What is Input Split in hadoop?
How to restart Namenode?
What are the characteristics of hadoop framework?
Data Engineer Given a list of followers in the format:123, 345234, 678345, 123…Where column one is the ID of the follower and column two is the ID of the followee. Find all mutual following pairs (the pair 123, 345 in the example above). How would you use Map/Reduce to solve the problem when the list does not fit in memory?
Where is the Mapper Output intermediate kay-value data stored ?
What is unstructured data?
Explain the features of stand alone (local) mode?
What is cloudera and why it is used?
Can the balancer be run while Hadoop is in use?
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)