When the reducers are are started in a mapreduce job?
No Answer is Posted For this Question
Be the First to Post Answer
What is a mapreduce algorithm?
When is it not recommended to use MapReduce paradigm for large
Where sorting is done on mapper node or reducer node in MapReduce?
What are advantages of Spark over MapReduce?
Mention what is the next step after mapper or maptask?
How to set the number of mappers to be created in MapReduce?
How does fault tolerance work in mapreduce?
Define the purpose of the partition function in mapreduce framework
Define Writable data types in Hadoop MapReduce?
What happens when a datanode fails ?
Why the output of map tasks are stored (spilled ) into local disc and not in hdfs?
What are ‘maps’ and ‘reduces’?
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)