Trending questions in Big Data Hadoop

+2 votes
11 answers

hadoop fs -put command?

Hi, You can create one directory in HDFS ...READ MORE

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 104,915 views
+11 votes
11 answers

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

modify the glibc version.CentOS provides safe softwares ...READ MORE

Sep 10, 2018 in Big Data Hadoop by bug_seeker
 • 15,520 points • 69,434 views
0 votes
5 answers

What is the HDFS command to list all the files in HDFS according to the timestamp?

You can try filter using value in ...READ MORE

Dec 7, 2018 in Big Data Hadoop by Lenny
 • 71,145 views
0 votes
1 answer

ERROR 1142 (42000): SELECT command denied to user ''@'localhost' for table 'user'

Hey, This is a mysql command line error ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 53,500 views
0 votes
1 answer

Copy files in different folders in Hadoop.

Hi@akhtar, You can use the cp command in ...READ MORE

Oct 1, 2020 in Big Data Hadoop by MD
 • 95,440 points • 31,585 views
+1 vote
12 answers

How to check size of HDFS directory?

It is the same syntax. Use the ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Sowmya
 • 46,049 views
0 votes
1 answer

How to add column inside a table in Hive?

Hi, Yes, we can add column inside a ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 50,107 views
0 votes
11 answers

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

8020/9000 hadoop namenode metadata port number. or ...READ MORE

Dec 31, 2018 in Big Data Hadoop by SM
 • 59,832 views
0 votes
0 answers

EXCEL: How to automatically add serial number in Excel Table using formula that is immune to filtering / sorting?

I want to create an Excel Table ...READ MORE

Mar 24, 2022 in Big Data Hadoop by Edureka
 • 13,670 points • 2,631 views
0 votes
1 answer

what does velocity in big data mean

Velocity in big data refers to the ...READ MORE

Feb 3, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 3,168 views
0 votes
1 answer

Which of the following is the daemon of Hadoop?

Hadoop is an open-source software framework for ...READ MORE

Dec 10, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 5,100 views
0 votes
1 answer

What are the five v's of big data

Big data is a collection of data ...READ MORE

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,810 points • 1,502 views
+1 vote
1 answer

FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask

Hi@akhtar, This issue generally occurs when the memory ...READ MORE

Apr 17, 2020 in Big Data Hadoop by MD
 • 95,440 points • 29,821 views
0 votes
1 answer

What does Commodity Hardware in Hadoop World mean?

An important component of the Hadoop Ecosystem ...READ MORE

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 3,900 views
0 votes
1 answer

How to remove files from HDFS system?

Hi@akhtar, You will find rm command in your ...READ MORE

Oct 1, 2020 in Big Data Hadoop by MD
 • 95,440 points • 22,288 views
+1 vote
3 answers

What is the best way to merge multi-part HDFS files into single file?

1. In order to merge two or ...READ MORE

Jul 29, 2019 in Big Data Hadoop by Tina
 • 29,743 views
0 votes
1 answer

What is big data engineering

Data engineer roles have recently become more ...READ MORE

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,810 points • 645 views
0 votes
1 answer

what are the different features of big data analytics

What are the different features of big ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 661 views
0 votes
1 answer

what is big data hadoop

The Hadoop operating system is used to ...READ MORE

Feb 3, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 457 views
0 votes
1 answer

what is big data technology

Big data refers to extremely large, and ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 456 views
0 votes
0 answers

what are the five v's of big data

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,810 points • 437 views
0 votes
1 answer

what is big data concept

Big data refers to extremely large, and ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 365 views
0 votes
0 answers

what is big data with examples

what is big data with examples READ MORE

Feb 1, 2022 in Big Data Hadoop by surbhi
 • 3,810 points • 367 views
0 votes
1 answer

what are the different features of big data analytics

Features of big data analytics are- Velocity The pace ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 724 views
0 votes
1 answer

What was Hadoop named after?

The creator of Hadoop, Doug Cutting named ...READ MORE

Dec 10, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 2,636 views
0 votes
1 answer

What was Hadoop written in?

The Hadoop framework is mostly written in ...READ MORE

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 2,549 views
0 votes
1 answer

what is big data with examples

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 586 views
0 votes
1 answer

what is big data concept

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 302 views
0 votes
1 answer

what is big data technology

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,400 points • 288 views
0 votes
1 answer

which of the following are hadoop built in counters?

MapReduce in Hadoop maintains some built-in counters ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,569 views
0 votes
1 answer

what does velocity in big data mean?

Velocity refers to the speed at which ...READ MORE

Dec 14, 2021 in Big Data Hadoop by Edureka
 • 12,690 points • 1,639 views
0 votes
1 answer

Which of the following is not a hadoop output format?

The Hadoop Output Format checks the Output ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,414 views
0 votes
1 answer

Which among the following are the Features of Hadoop?

Apache Hadoop is a collection of open-source ...READ MORE

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,969 views
0 votes
1 answer

what is pig in big data?

Pig is a high-level programming language for ...READ MORE

Jan 7, 2022 in Big Data Hadoop by Edureka
 • 12,690 points • 485 views
0 votes
0 answers

what are the problems associated with big data

what are the problems associated with big ...READ MORE

Jan 7, 2022 in Big Data Hadoop by surbhi
 • 3,810 points • 266 views
0 votes
0 answers

what are the characteristics of big data?

Jan 5, 2022 in Big Data Hadoop by Edureka
 • 13,620 points • 234 views
0 votes
1 answer

What is the extension of archive file created in Hadoop?

Hadoop archive is a facility which packs ...READ MORE

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,432 views
0 votes
1 answer

which of the following says hadoop provides does pig break?

Apache Pig is a platform for analyzing ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 635 views
0 votes
1 answer

What is MapReduce?

MapReduce is a programming model and implementation ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 544 views
0 votes
1 answer

What is HDFS?

HDFS is a distributed file system that ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 477 views
0 votes
1 answer

what is hbase in hadoop?

HBase is an open-source non-relational distributed database ...READ MORE

Dec 14, 2021 in Big Data Hadoop by anonymous
 • 611 views
0 votes
1 answer

what was Hadoop written in?

The Hadoop framework is primarily developed in ...READ MORE

Dec 14, 2021 in Big Data Hadoop by Edureka
 • 12,690 points • 588 views
0 votes
1 answer

what is hadoop ecosystem?

Hadoop Ecosystem is neither a programming language ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 449 views
0 votes
1 answer

What is apache hadoop?

Apache Hadoop is an open-source framework that ...READ MORE

Dec 14, 2021 in Big Data Hadoop by anonymous
 • 568 views
0 votes
1 answer

when is hadoop useful for an application?

Hadoop is a software framework for storing ...READ MORE

Dec 20, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 375 views
0 votes
0 answers

what is big data technology?

Dec 17, 2021 in Big Data Hadoop by Edureka
 • 13,620 points • 307 views
0 votes
0 answers

Which of the following platforms does hadoop run on?

Which of the following platforms does hadoop ...READ MORE

Dec 10, 2021 in Big Data Hadoop by Kavya
 • 700 points • 616 views
0 votes
0 answers

What is Hadoop Cluster?

Cluster is a collection of something, a ...READ MORE

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 428 views
0 votes
2 answers

What is Hadoop used for?

Apache Hadoop is an open-source framework that ...READ MORE

Dec 10, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 431 views
0 votes
0 answers

What is Big Data Analytics?

Dec 10, 2021 in Big Data Hadoop by surbhi
 • 3,810 points • 270 views
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