Interested to Buy Any Domain ? << Click Here >> for more details...
How would you tackle calculating the number of unique visitors for each hour by mining a huge apache log? You can use post processing on the output of the mapreduce job.
- 0 Answers
- 770 Views
- I also Faced
- E-Mail Answers
No Answer is Posted For this Question
Be the First to Post Answer
Compare Pig vs Hive vs Hadoop MapReduce?
When is it suggested to use a combiner in a MapReduce job?
How can you add the arbitrary key-value pairs in your mapper?
How to configure the number of the Combiner in MapReduce?
What is mapper in map reduce?
How to overwrite an existing output file during execution of mapreduce jobs?
What is the use of InputFormat in MapReduce process?
What is streaming?
What is an identity mapper and identity reducer?
what is JobTracker in Hadoop? What are the actions followed by Hadoop?
How to handle record boundaries in Text files or Sequence files in MapReduce InputSplits?
What is InputFormat in Hadoop MapReduce?
-
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)
