How to set mappers and reducers for MapReduce jobs?
- 0 Answers
- 376 Views
- I also Faced
- E-Mail Answers
No Answer is Posted For this Question
Be the First to Post Answer
what is Speculative Execution?
How to submit extra files(jars, static files) for MapReduce job during runtime?
what are the main configuration parameters that user need to specify to run Mapreduce Job ?
What is identity mapper and reducer? In which cases can we use them?
Detail description of the Reducer phases?
What are ‘maps’ and ‘reduces’?
How much space will the split occupy in Mapreduce?
Explain the Reducer's reduce phase?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
What is the need of key-value pair to process the data in MapReduce?
What do you understand by the term Straggler ?
what are the most common input formats defined 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)
