Recent questions tagged bigdata

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1 answer

Different ports in a Hadoop cluster environment?

Apr 6, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 1,543 views
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1 answer

Writing File into HDFS using spark scala

Apr 6, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 16,792 views
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1 answer

How to get started with Hadoop and do some development using Eclipse IDE?

Apr 4, 2018 in Big Data Hadoop by Damon Salvatore
 • 5,980 points • 1,770 views
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1 answer

Avro - Getting Started

Apr 4, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 476 views
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1 answer

Apache Hadoop Yarn example program

Apr 4, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 957 views
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1 answer

Will hadoop replace data warehousing?

Apr 4, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 400 views
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1 answer

Examples of real world big data open source applications

Apr 4, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 918 views
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1 answer

What's the difference between Hadoop and NoSQL ?

Apr 2, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 6,018 views
0 votes
1 answer

How to start working on Hadoop?

Mar 30, 2018 in Big Data Hadoop by Damon Salvatore
 • 5,980 points • 663 views
0 votes
1 answer

What is the benefit of using CDH over other Distributors?

Mar 29, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 454 views
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1 answer

Is there a good online tutorial for Hadoop development on a Windows 7 machine?

Mar 29, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 403 views
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1 answer

Hdfs Service Systemd - startup

Mar 29, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 2,551 views
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11 answers

What is the default Namenode port of HDFS. Is it 8020 or 9000 or 50070?

Mar 29, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 59,830 views
0 votes
1 answer

What is difference between Oozie workflow, coordinator and bundle ?

Mar 29, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,795 views
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1 answer

Differences between Hadoop-common, Hadoop-core and Hadoop-client?

Mar 29, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,838 views
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1 answer

hadoop: command not found

Mar 28, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 13,476 views
0 votes
1 answer

Is it possible to only install Hadoop HDFS?

Mar 27, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 1,117 views
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1 answer

How does the HDFS Client knows the block size while writing?

Mar 27, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 863 views
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1 answer

What is Hadoop Distribution ?

Mar 27, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 676 views
+1 vote
1 answer

Is it necessary to use Zookeeper in Hadoop Stack?

Mar 27, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 623 views
0 votes
1 answer

Hadoop absolute path - pwd ?

Mar 27, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 8,288 views
0 votes
1 answer

Hadoop on Windows - Training

Mar 27, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 811 views
0 votes
1 answer

Moving data to hdfs using copyFromLocal command

Mar 27, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 9,567 views
0 votes
1 answer

Copy file from HDFS to the local file system

Mar 27, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 16,482 views
0 votes
1 answer

How can we send data from MongoDB to Hadoop?

Mar 27, 2018 in Big Data Hadoop by ffdfd
 • 5,550 points • 1,896 views
0 votes
1 answer

Can we use Apache Sqoop and Hive both together? What is the difference between the two?

Mar 26, 2018 in Big Data Hadoop by nsv999
 • 5,500 points • 2,558 views
0 votes
7 answers

How to run a jar file in hadoop?

Mar 26, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 25,639 views
0 votes
1 answer

Hadoop on cassandra database

Mar 26, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 488 views
0 votes
1 answer

Types of Hadoop Clusters

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 3,575 views
+1 vote
1 answer

Hadoop Installation Issue on Windows

Mar 26, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 5,748 views
0 votes
1 answer

Which latest Hadoop version is stable?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 4,946 views
0 votes
1 answer

What is hadoop.tmp.dir ?

Mar 26, 2018 in Big Data Hadoop by DareDev
 • 6,890 points • 6,256 views
0 votes
1 answer

Relationship between Spark, Hadoop and Cassandra?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 2,019 views
+1 vote
1 answer

Where to set hadoop.tmp.dir? core-site.xml or hdfs-site.xml?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 8,514 views
+1 vote
1 answer

Is Hadoop only Framework in Big Data Ecosystem ?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 768 views
+1 vote
1 answer

HDFS Permission

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 677 views
0 votes
1 answer

Testing methods used by a Hadoop developer ?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 627 views
0 votes
3 answers

Can we run Spark without using Hadoop?

Mar 23, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 1,894 views
0 votes
3 answers

What are differences between NameNode and Secondary NameNode?

Mar 23, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 14,329 views
+2 votes
1 answer

Is Kafka and Zookeeper are required in a Big Data Cluster?

Mar 23, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,881 views
0 votes
1 answer

Access DFS through Java API

Mar 23, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 1,730 views
0 votes
1 answer

How to integrate Hadoop with Elasticsearch?

Mar 22, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 1,227 views
+11 votes
11 answers

Hadoop “Unable to load native-hadoop library for your platform” warning

Mar 22, 2018 in Big Data Hadoop by coldcode
 • 2,080 points • 69,433 views
0 votes
1 answer

Is there a way to copy data from one one Hadoop distributed file system(HDFS) to another HDFS?

Mar 22, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 9,496 views
0 votes
1 answer

Is there any Relationship between Hadoop and Databases?

Mar 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 559 views
0 votes
1 answer

How to install and configure a multi-node Hadoop cluster?

Mar 21, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 2,141 views
0 votes
1 answer

How to install Hadoop on Ubuntu?

Mar 21, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 1,214 views
0 votes
13 answers

What is the difference between Hadoop/HDFS & HBase?

Mar 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 32,320 views
0 votes
1 answer

How can I download hadoop documentation for a specific version?

Mar 21, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 623 views
0 votes
1 answer

Where can I find hadoop-streaming.jar JAR file?

Mar 21, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 6,521 views
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