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Experts-976 asked  2014-11-16 02:54:52

How to write output to multiple named files in Hadoop


How to write output to multiple named files in Hadoop using MultipleTextOutputFormat

 
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0 answers
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Experts-976 asked  2014-11-16 01:00:09

Present your data mining result


1) What were your queries? 2) What information you found out 3) Present your result

 
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Experts-976 asked  2014-11-16 00:59:18

Explain about your choice of the big data processing system


1) Which big data processing system you choose to use for your transformed data? Why? 2) Overview or Explanation on your big data processing s

 
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572
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Experts-976 asked  2014-11-16 00:56:58

Explain about your data processing method and your data format.


1) Whether you did data transformation process or not. If you did, what data transformation you have to do to process your unstructured/semi struc

 
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Experts-976 asked  2014-11-16 00:56:09

Explain about Your data which is used in your project?


1) Your data source : Where your data was downloaded from 2) What did you have to do to download the data to your Hadoop system: Which API or me

 
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3 answers
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nagamalli1248 asked  2014-11-14 00:58:42

if i increase replication factor . what will happen ?


if i increase replication factor . what will happen ?

 
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4 answers
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SRVMTrainings asked  2014-10-30 18:32:27

how would you modify that solution to only count the number of unique words in all the documents?


how would you modify that solution to only count the number of unique words in all the documents?

 
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SRVMTrainings asked  2014-10-11 07:18:19

what is meaning Replication factor?


what is meaning Replication factor?

 
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3 answers
2938
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SRVMTrainings asked  2014-09-29 23:53:10

What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?


What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?

 
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6 answers
1670
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SRVMTrainings asked  2014-09-14 10:10:03

Can we do online transactions(OLTP) using Hadoop?


Can we do online transactions(OLTP) using Hadoop?

 
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8 answers
832
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SRVMTrainings asked  2014-07-25 11:05:00

What is Hadoop framework?


What is Hadoop framework?

 
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2 answers
4690
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SRVMTrainings asked  2014-05-18 00:02:31

What is a Task Tracker in Hadoop? How many instances of TaskTracker run on a Hadoop Cluster


What is a Task Tracker in Hadoop? How many instances of TaskTracker run on a Hadoop Cluster

 
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ckreddy asked  2014-05-17 23:52:41

The four basic parameters of a mapper are LongWritable, text, text and IntWritable. The first two represent input parameters and the second two represent intermediate output parameters.


The four basic parameters of a mapper are LongWritable, text, text and IntWritable. The first two represent input parameters and the second two repres

 
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2 answers
554
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ckreddy asked  2014-05-17 23:47:23

By default the type input type in MapReduce is ‘text’


By default the type input type in MapReduce is ‘text’

 
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1 answers
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SRVMTrainings asked  2014-02-14 06:45:45

What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?


What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?

 
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3 answers
659
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SRVMTrainings asked  2014-02-14 06:38:21

What is the InputFormat ?


What is the InputFormat ?

 
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4 answers
5323
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SRVMTrainings asked  2014-02-14 06:07:07

What is a IdentityMapper and IdentityReducer in MapReduce ?


What is a IdentityMapper and IdentityReducer in MapReduce ?

 
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2 answers
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SRVMTrainings asked  2014-02-14 06:03:24

How JobTracker schedules a task?


How JobTracker schedules a task?

 
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5 answers
945
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SRVMTrainings asked  2014-02-14 06:01:51

When is the reducers are started in a MapReduce job?


When is the reducers are started in a MapReduce job?


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