Recent questions tagged big-data

0 votes
1 answer

What is the use of parser in Apache pig?

May 8, 2019 in Big Data Hadoop by dona
 • 871 views
0 votes
1 answer

how to execute pig script in MapReduce mode?

May 8, 2019 in Big Data Hadoop by amrita
 • 1,056 views
0 votes
1 answer

What is a pig script?

May 7, 2019 in Big Data Hadoop by rashmi
 • 607 views
0 votes
1 answer

Analyse log files in pig?

May 7, 2019 in Big Data Hadoop by lucky
 • 727 views
0 votes
1 answer

How to check your file is created on HDFS?

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

Why we use Relation keyword in pig?

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

Why do we use STORE command in pig?

May 7, 2019 in Big Data Hadoop by Dona
 • 2,175 views
0 votes
1 answer

How to load data from HDFS into pig relation?

May 7, 2019 in Big Data Hadoop by pavitra
 • 2,887 views
0 votes
1 answer

What are Map in pig?

May 7, 2019 in Big Data Hadoop by sana
 • 1,340 views
0 votes
1 answer

Explain the use of FILTER operator in pig?

May 7, 2019 in Big Data Hadoop by sunny
 • 1,306 views
0 votes
1 answer

What are Diagnostic operator in pig?

May 7, 2019 in Big Data Hadoop by rashmi
 • 1,380 views
0 votes
1 answer

Explain the function of ORDER-BY operator in pig?

May 6, 2019 in Big Data Hadoop by sana
 • 1,062 views
0 votes
1 answer

What is relation keyword in pig?

May 6, 2019 in Big Data Hadoop by sunny
 • 551 views
+1 vote
2 answers

Sir if i have no knowledge of any programming language then it is good or bad for me but i have learned Big Data and Hadoop so i can get a job or not

May 6, 2019 in Big Data Hadoop by Rahul Choukse
 • 1,138 views
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0 answers

WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

May 5, 2019 in Apache Spark by Vishal
 • 5,284 views
0 votes
1 answer

What are the relational operators available related to loading and storing in pig language?

May 3, 2019 in Big Data Hadoop by disha
 • 503 views
0 votes
1 answer

Why should we use "distinct" keyword in pig script?

May 3, 2019 in Big Data Hadoop by disha
 • 534 views
0 votes
1 answer

What do you mean by Bag in Pig?

May 3, 2019 in Big Data Hadoop by pavitra
 • 1,193 views
0 votes
1 answer

Explain LOAD keyword in pig script?

May 3, 2019 in Big Data Hadoop by disha
 • 942 views
0 votes
0 answers

I was trying to imlement giraph code but difficult to implement I dont know which method I will follow for solution I have already jar files

May 2, 2019 in Big Data Hadoop by anonymous
 • 325 views
0 votes
1 answer

Why do we need the FOR EACH operation in Pig Scripts?

Apr 30, 2019 in Big Data Hadoop by pavitra
 • 391 views
0 votes
1 answer

Error: input path does not exist

Apr 30, 2019 in Big Data Hadoop by sunny
 • 2,971 views
0 votes
1 answer

Explain to me the difference between name node and secondary name node.

Apr 30, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,212 views
0 votes
1 answer

I have installed Hadoop on Ubuntu but name node is not running.

Apr 25, 2019 in Big Data Hadoop by anonymous
 • 1,638 views
0 votes
1 answer

Elastisearch Hadoop

Apr 24, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 440 views
0 votes
0 answers

How run wordcount on multi node hadoop using eclipse?

Apr 24, 2019 in Big Data Hadoop by حسين
 • 200 points • 892 views
0 votes
2 answers

Hey for all, how to get on large data i want use in hadoop?

Apr 24, 2019 in Big Data Hadoop by حسين
 • 200 points • 853 views
0 votes
1 answer

Hey I am install Hadoop on single node and run program that file size is 3.2 GB and the time is 25 mins، Is this true or get less time. Thanks

Apr 19, 2019 in Big Data Hadoop by حسين
 • 200 points • 837 views
0 votes
1 answer

I am install hadoop on signal node and run program but delay time if have dataset size 3.3 GB take time about 2 hours

Apr 12, 2019 in Big Data Hadoop by Faris
 • 120 points • 784 views
0 votes
0 answers

hey,can you help me

Apr 11, 2019 in Big Data Hadoop by faris
 • 325 views
0 votes
0 answers

Nutch with hadoop 2.7 error "GC overhead limit exceeded"

Apr 10, 2019 in Big Data Hadoop by Hafiz
 • 170 points • 1,217 views
0 votes
1 answer

Spark Yarn: Changing maximum number of time to submit application

Mar 28, 2019 in Apache Spark by Karuna
 • 1,683 views
0 votes
1 answer

Set Library to launch Yarn master

Mar 28, 2019 in Apache Spark by Krishna
 • 441 views
0 votes
1 answer

How to set extra JVM options for Spark application?

Mar 28, 2019 in Apache Spark by Kapil
 • 3,747 views
0 votes
1 answer

Thread to use Yarn application master is limited

Mar 28, 2019 in Apache Spark by Naresh
 • 1,019 views
0 votes
1 answer

How to use Spark jars for Yarn distribution?

Mar 28, 2019 in Apache Spark by Siri
 • 1,271 views
0 votes
1 answer

Changing Yarn queue in Spark application

Mar 28, 2019 in Apache Spark by Tina
 • 4,995 views
0 votes
1 answer

How to run Hadoop in Docker containers?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,828 views
+2 votes
11 answers

hadoop fs -put command?

Mar 16, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 105,026 views
0 votes
1 answer

How to get started with Hadoop?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 922 views
0 votes
1 answer

hadoop.mapred vs hadoop.mapreduce?

Mar 16, 2018 in Data Analytics by kurt_cobain
 • 9,390 points • 2,221 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Mar 16, 2018 in Data Analytics by kurt_cobain
 • 9,390 points • 10,630 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 • 32,657 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 • 1,639 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 • 1,128 views
0 votes
3 answers

What is Hive? Is Hive a database?

Mar 16, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 22,994 views
0 votes
10 answers

What is the difference between Mongodb and Hadoop?

Feb 16, 2018 in Big Data Hadoop by satish
 • 120 points • 11,396 views
0 votes
1 answer

How to sync Hadoop configuration files to multiple nodes?

Jan 9, 2018 in Big Data Hadoop by Sudhir Kumar
 • 1,186 views
0 votes
1 answer

The file exists before processing with hadoop command

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

Need a hadoop engine in backend to run r server

Dec 18, 2017 in Data Analytics by kaushik
 • 616 views
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