How to configure the number of the Combiner in MapReduce?
- 0 Answers
- 470 Views
- I also Faced
- E-Mail Answers
What is SequenceFileInputFormat?
What happens when the node running the map task fails before the map output has been sent to the reducer?
What is the use of InputFormat in MapReduce process?
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
What is a scarce system resource?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
How to change the name of the output file from part-r-00000 in Hadoop MapReduce?
What is heartbeat in hdfs?
What is a MapReduce Combiner?
Compare RDBMS with Hadoop MapReduce.
How can we assure that the values regarding a particular key goes to the same reducer?
Explain the differences between a combiner and reducer
-
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)
