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 • 1,220 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 • 1,191 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 • 1,032 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 • 2,422 views
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1 answer

What are the different daemons in yarn?

Apr 24, 2019 in Big Data Hadoop by pavitra
 • 5,858 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 • 1,640 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 • 5,049 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 • 4,573 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 • 3,361 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 • 3,163 views
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1 answer

Why we use 'help' command in Hadoop Sqoop?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 1,330 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 • 2,181 views
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Explain to me the concept of HUE.

Apr 11, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,225 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
 • 2,166 views
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2 answers

Why we use --split by command in Sqoop?

Apr 11, 2019 in Big Data Hadoop by rashmi
 • 16,165 views
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Why sqoop internally generates MapRed code?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 2,037 views
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How Sqoop import command works internally?

Apr 11, 2019 in Big Data Hadoop by rashmi
 • 1,380 views
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What are the different connectors of sqoop?

Apr 11, 2019 in Big Data Hadoop by amrita
 • 1,255 views
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Why CLI is used in Scoop?

Apr 11, 2019 in Big Data Hadoop by sunny
 • 1,040 views
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What are the site-specific configuration files in Hadoop?

Apr 10, 2019 in Big Data Hadoop by rashmi
 • 1,364 views
0 votes
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What is the main purpose of HDFS fsck command?

Apr 10, 2019 in Big Data Hadoop by sunny
 • 15,621 views
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1 answer

What are the different hdfs dfs commands to perform copy operation?

Apr 10, 2019 in Big Data Hadoop by amrita
 • 1,367 views
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Why do we need Hadoop framework?

Apr 9, 2019 in Big Data Hadoop by sunny
 • 1,927 views
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What is the role of Job tracker Hadoop?

Apr 9, 2019 in Big Data Hadoop by amrita
 • 6,487 views
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1 answer

Difference between Cluster and nodes?

Apr 9, 2019 in Big Data Hadoop by rashmi
 • 14,455 views
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1 answer

How to import Flat files in Hadoop using sqoop?

Apr 9, 2019 in Big Data Hadoop by rasmi
 • 2,429 views
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How to import flat files in Hadoop using sqoop?

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

File formats in Hadoop?

Apr 9, 2019 in Big Data Hadoop by sunny
 • 1,659 views
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1 answer

Namespace in HDFS?

Apr 8, 2019 in Big Data Hadoop by suuny
 • 13,373 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
 • 1,464 views
+1 vote
1 answer

what are the typicall block sizes in HDFS

Apr 8, 2019 in Big Data Hadoop by sunny
 • 2,240 views
0 votes
1 answer

How data distribution is done in Hadoop?

Apr 3, 2019 in Big Data Hadoop by sunny
 • 2,489 views
0 votes
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 • 1,172 views
0 votes
1 answer

Differentiate between Hive internal tables an external tables.

Mar 27, 2019 in Big Data Hadoop by ravi
 • 220 points • 1,600 views
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1 answer

How is kafka used in big-data?

Mar 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,337 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 • 833 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 • 1,673 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 • 2,204 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 • 6,053 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 • 6,823 views
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1 answer

Hadoop installation on Ubuntu.

Mar 7, 2019 in Big Data Hadoop by ravi
 • 220 points • 1,753 views
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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 • 1,445 views
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What is the difference between MapRed and MapReduce?

Mar 6, 2019 in Big Data Hadoop by ravi
 • 220 points • 2,829 views
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1 answer

What does hadoop mean?

Mar 6, 2019 in Big Data Hadoop by ravi
 • 220 points • 1,437 views
0 votes
1 answer

Execute a shell script with php

Feb 24, 2019 in Others by Bhavish
 • 370 points • 10,786 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
 • 9,246 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 • 4,762 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 • 7,146 views
0 votes
1 answer

How to use load data local infile command?

Feb 4, 2019 in Big Data Hadoop by Kamal
 • 3,496 views
0 votes
1 answer

Can we make hadoop cluster in AWS?

Jan 31, 2019 in AWS by Sneha
 • 1,029 views
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