Recent questions tagged big-data

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Method to schedule the number of Mappers and Reducers in a Hadoop MapReduce Tsk.

Apr 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,794 views
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Can I use Amazon Web Services for free?

Apr 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,703 views
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1 answer

How to start your journey with Data Analytics

Apr 25, 2019 in Data Analytics by Vijay
 • 200 points • 1,527 views
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Difference between Hadoop Mapreduce in MongoDB versus MangoDB's built-in MapReduce

Apr 24, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,201 views
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1 answer

What are the different daemons in yarn?

Apr 24, 2019 in Big Data Hadoop by pavitra
 • 6,526 views
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Hey ,I am install Hadoop and on single node and run on one file in HDFS, but I want to run more of file I work upload files but I know to running all

Apr 19, 2019 in Big Data Hadoop by حسين
 • 200 points • 2,236 views
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2 answers

How are Partitioning and Bucketing different from each other in Apache Hive?

Apr 15, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 5,866 views
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1 answer

How can Hadoop process the records that are split across the block boundaries?

Apr 15, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 5,509 views
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Explain to me the difference between HBase and HDFS.

Apr 12, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 4,192 views
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Explain to me to run Spark without Hadoop

Apr 12, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,710 views
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1 answer

Why we use 'help' command in Hadoop Sqoop?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 1,888 views
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What is Kafka? what is its importance in Big-Data?

Apr 11, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,878 views
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Explain to me the concept of HUE.

Apr 11, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,849 views
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What is the difference in DistCP command and Sqoop command in Hadoop?

Apr 11, 2019 in Big Data Hadoop by sunny
 • 2,898 views
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2 answers

Why we use --split by command in Sqoop?

Apr 11, 2019 in Big Data Hadoop by rashmi
 • 17,092 views
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Why sqoop internally generates MapRed code?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 2,716 views
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How Sqoop import command works internally?

Apr 11, 2019 in Big Data Hadoop by rashmi
 • 1,910 views
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What are the different connectors of sqoop?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 1,769 views
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Why CLI is used in Scoop?

Apr 11, 2019 in Big Data Hadoop by sunny
 • 1,518 views
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1 answer

What are the site-specific configuration files in Hadoop?

Apr 10, 2019 in Big Data Hadoop by rashmi
 • 1,976 views
0 votes
1 answer

What is the main purpose of HDFS fsck command?

Apr 10, 2019 in Big Data Hadoop by sunny
 • 16,749 views
0 votes
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What are the different hdfs dfs commands to perform copy operation?

Apr 10, 2019 in Big Data Hadoop by amrita
 • 2,030 views
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Why do we need Hadoop framework?

Apr 9, 2019 in Big Data Hadoop by sunny
 • 2,421 views
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What is the role of Job tracker Hadoop?

Apr 9, 2019 in Big Data Hadoop by amrita
 • 7,231 views
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1 answer

Difference between Cluster and nodes?

Apr 9, 2019 in Big Data Hadoop by rashmi
 • 15,158 views
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How to import Flat files in Hadoop using sqoop?

Apr 9, 2019 in Big Data Hadoop by rasmi
 • 2,996 views
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How to import flat files in Hadoop using sqoop?

Apr 9, 2019 by rashmi
 • 662 views
0 votes
1 answer

File formats in Hadoop?

Apr 9, 2019 in Big Data Hadoop by sunny
 • 2,189 views
0 votes
1 answer

Namespace in HDFS?

Apr 8, 2019 in Big Data Hadoop by suuny
 • 15,418 views
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1 answer

What can you do with sqoop in Hadoop ecosystem?

Apr 8, 2019 in Big Data Hadoop by rashmi
 • 2,035 views
+1 vote
1 answer

what are the typicall block sizes in HDFS

Apr 8, 2019 in Big Data Hadoop by sunny
 • 2,937 views
0 votes
1 answer

How data distribution is done in Hadoop?

Apr 3, 2019 in Big Data Hadoop by sunny
 • 3,052 views
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1 answer

How does a name-node understand by itself that it is facing a failure?

Mar 27, 2019 in Big Data Hadoop by ravi
 • 220 points • 1,782 views
0 votes
1 answer

Differentiate between Hive internal tables an external tables.

Mar 27, 2019 in Big Data Hadoop by ravi
 • 220 points • 2,143 views
0 votes
1 answer

How is kafka used in big-data?

Mar 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,960 views
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Difference between Name node and Secondary Name node

Mar 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,275 views
+1 vote
1 answer

Explain to me the difference between HBase and HDFS

Mar 19, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 2,303 views
+1 vote
1 answer

How can I get the Hadoop Documentation for its particular version?

Mar 19, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 2,842 views
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2 answers

Using PHP to get all file names in a folder stored in HDFS

Mar 9, 2019 in Big Data Hadoop by Bhavish
 • 370 points • 7,951 views
+1 vote
2 answers

How do I get number of columns in each line from a delimited file??

Mar 8, 2019 in Apache Spark by Vijay Dixon
 • 190 points • 7,946 views
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1 answer

Hadoop installation on Ubuntu.

Mar 7, 2019 in Big Data Hadoop by ravi
 • 220 points • 2,457 views
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2 answers

Which one among the both MapRed and MapReduce is considered better to create a Hadoop job?

Mar 7, 2019 in Big Data Hadoop by ravi
 • 220 points • 2,339 views
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What is the difference between MapRed and MapReduce?

Mar 6, 2019 in Big Data Hadoop by ravi
 • 220 points • 3,668 views
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1 answer

What does hadoop mean?

Mar 6, 2019 in Big Data Hadoop by ravi
 • 220 points • 2,142 views
0 votes
1 answer

Execute a shell script with php

Feb 24, 2019 in Others by Bhavish
 • 370 points • 11,705 views
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Why doesn't my Spark Yarn client runs on all available worker machines?

Feb 22, 2019 in Apache Spark by Uzair Ahmad
 • 10,424 views
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1 answer

What are the different ways of executing pig scripts?

Feb 21, 2019 in Big Data Hadoop by Neha
 • 6,300 points • 5,397 views
+1 vote
1 answer

which version of sqoop i install for hadoop3.1.1 ?

Feb 7, 2019 in Big Data Hadoop by lucky
 • 130 points • 8,800 views
0 votes
1 answer

How to use load data local infile command?

Feb 4, 2019 in Big Data Hadoop by Kamal
 • 4,015 views
0 votes
1 answer

Can we make hadoop cluster in AWS?

Jan 31, 2019 in AWS by Sneha
 • 1,535 views
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