Recent questions tagged big-data

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1 answer

What is the use of parser in Apache pig?

May 8, 2019 in Big Data Hadoop by dona
 • 1,663 views
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1 answer

how to execute pig script in MapReduce mode?

May 8, 2019 in Big Data Hadoop by amrita
 • 1,626 views
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1 answer

What is a pig script?

May 7, 2019 in Big Data Hadoop by rashmi
 • 1,205 views
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1 answer

Analyse log files in pig?

May 7, 2019 in Big Data Hadoop by lucky
 • 1,584 views
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1 answer

How to check your file is created on HDFS?

May 7, 2019 in Big Data Hadoop by sana
 • 1,478 views
0 votes
1 answer

Why we use Relation keyword in pig?

May 7, 2019 in Big Data Hadoop by diana
 • 1,005 views
+1 vote
1 answer

Why do we use STORE command in pig?

May 7, 2019 in Big Data Hadoop by Dona
 • 2,908 views
0 votes
1 answer

Types of Hadoop Clusters

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 4,302 views
+1 vote
1 answer

Hadoop Installation Issue on Windows

Mar 26, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 7,587 views
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1 answer

Which latest Hadoop version is stable?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 5,859 views
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1 answer

What is hadoop.tmp.dir ?

Mar 26, 2018 in Big Data Hadoop by DareDev
 • 6,890 points • 8,161 views
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1 answer

Relationship between Spark, Hadoop and Cassandra?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 3,398 views
+1 vote
1 answer

Cassandra and Hadoop - realtime vs batch

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 2,392 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
 • 9,350 points • 10,048 views
+1 vote
1 answer

Is Hadoop only Framework in Big Data Ecosystem ?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,483 views
+1 vote
1 answer

HDFS Permission

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,313 views
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1 answer

Hadoop vs Data Lake

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 2,602 views
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1 answer

Testing methods used by a Hadoop developer ?

Mar 26, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,438 views
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1 answer

Hadoop MapReduce vs MongoDB MapReduce

Mar 26, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,924 views
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3 answers

Can we run Spark without using Hadoop?

Mar 23, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 3,345 views
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3 answers

What are differences between NameNode and Secondary NameNode?

Mar 23, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 16,982 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 • 2,700 views
0 votes
1 answer

Access DFS through Java API

Mar 23, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,501 views
0 votes
1 answer

What is Hue?

Mar 22, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 4,113 views
0 votes
1 answer

How to integrate Hadoop with Elasticsearch?

Mar 22, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 2,159 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
 • 2,090 points • 76,351 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 • 10,928 views
0 votes
1 answer

Hadoop Streaming job vs regular jobs?

Mar 22, 2018 in Data Analytics by Ashish
 • 2,650 points • 1,600 views
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1 answer

Is there any Relationship between Hadoop and Databases?

Mar 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,374 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
 • 9,350 points • 3,153 views
0 votes
1 answer

How Impala is fast compared to Hive in terms of query response?

Mar 21, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 2,942 views
0 votes
1 answer

How to install Hadoop on Ubuntu?

Mar 21, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 2,099 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 • 36,796 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
 • 9,350 points • 1,528 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 • 8,486 views
+1 vote
1 answer

I installed Spark but while executing command, I am getting ‘hadoop’ command not found error?

Mar 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,431 views
–1 vote
1 answer

Hadoop dfs -ls command?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 6,517 views
0 votes
1 answer

How to run Hadoop in Docker containers?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,962 views
+2 votes
11 answers

hadoop fs -put command?

Mar 16, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 116,233 views
0 votes
1 answer

How to get started with Hadoop?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,934 views
0 votes
1 answer

hadoop.mapred vs hadoop.mapreduce?

Mar 16, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 4,383 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Mar 16, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 13,475 views
+2 votes
10 answers

Is there any difference between “hdfs dfs” and “hadoop fs” shell commands?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 37,267 views
0 votes
1 answer

What do we exactly mean by “Hadoop” – the definition of Hadoop?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,749 views
0 votes
1 answer

How can I download only hdfs and not hadoop?

Mar 16, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,177 views
0 votes
3 answers

What is Hive? Is Hive a database?

Mar 16, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 24,887 views
0 votes
10 answers

What is the difference between Mongodb and Hadoop?

Feb 16, 2018 in Big Data Hadoop by satish
 • 120 points • 13,788 views
0 votes
1 answer

How to sync Hadoop configuration files to multiple nodes?

Jan 9, 2018 in Big Data Hadoop by Sudhir Kumar
 • 2,035 views
0 votes
1 answer

The file exists before processing with hadoop command

Dec 18, 2017 in Big Data Hadoop by anonymous
 • 1,726 views
+2 votes
1 answer

Need a hadoop engine in backend to run r server

Dec 18, 2017 in Data Analytics by kaushik
 • 1,593 views
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