Most viewed questions in Big Data Hadoop

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Unable to find Java and eclipse installation on my webconsole.

You can either install java and eclipse ...READ MORE

Aug 9, 2019 in Big Data Hadoop by Isha
 • 931 views
0 votes
1 answer

CDH: Permission for Hbase user for Hbase key.

You can grant the permission for Hbase ...READ MORE

May 31, 2019 in Big Data Hadoop by Tina
 • 931 views
0 votes
1 answer

User admin configuration in Hue

By default, Hue assigns the manually created ...READ MORE

May 27, 2019 in Big Data Hadoop by Rishi
 • 931 views
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1 answer

What are different types of blocks in Hbase?

Hey, Block is a single smallest amount / ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 931 views
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0 answers

What was Hadoop named after?

Nov 25, 2021 in Big Data Hadoop by Edureka
 • 12,700 points • 930 views
0 votes
1 answer

How to assign server access to client(s) through NFS export file?

Hi, You can create the export folder, you will ...READ MORE

Aug 5, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 930 views
0 votes
1 answer

What are the basic concepts for video data structure and processing?

1.  Make use of hadoop storm framework. ( ...READ MORE

Sep 7, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 930 views
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1 answer

HDFS for customer information file

No, because HDFS is optimized for write-once, ...READ MORE

Jul 31, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 930 views
0 votes
1 answer

Why CLI is used in Scoop?

CLI is Command Line Client which is ...READ MORE

Apr 11, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 929 views
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1 answer

Difference between Pig and Hive? Why have both? [closed]

The hive was designed to appeal to ...READ MORE

Nov 20, 2020 in Big Data Hadoop by Gitika
 • 65,730 points • 928 views
0 votes
1 answer

Hadoop Small File

Hi@himanshu, To monitor your Namenode, you can create ...READ MORE

Aug 24, 2020 in Big Data Hadoop by MD
 • 95,460 points • 928 views
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1 answer

What is REST keyword in Hbase?

Hey, REST stands for Representational State transfer, which ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 925 views
0 votes
1 answer

What is Speculative Execution?

If a node is executing a task ...READ MORE

Jun 18, 2018 in Big Data Hadoop by shams
 • 3,670 points • 925 views
0 votes
1 answer

What are the properties that have to be mentioned in . properties in Oozie?

Hey, These are the listed properties that need ...READ MORE

Jun 26, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 924 views
0 votes
1 answer

Delimiter on the data

You can use this: import org.apache.spark.sql.functions.struct val df = ...READ MORE

Jul 25, 2019 in Big Data Hadoop by Vinay
 • 922 views
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1 answer

SQOOP Import command failure

Try this command where the student table ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Suri
 • 922 views
0 votes
1 answer

Can anyone help me out to install the following packages R-MR, R-HDFS, and R-HBase on R-HAdoop?

I have understood your problem, I will ...READ MORE

May 31, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 922 views
0 votes
1 answer

ISR out of Replica

If the replica stays out of the ...READ MORE

Sep 24, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 922 views
0 votes
1 answer

Produce compressed data from map reduce

 It is straight forward and you can achieve ...READ MORE

Jul 24, 2019 in Big Data Hadoop by John
 • 920 views
0 votes
1 answer

Hive Query: Split value

You can use the SUBSTR() in hive ...READ MORE

Jul 25, 2019 in Big Data Hadoop by Paul
 • 919 views
0 votes
1 answer

Can someone help with Hadoop installation Setup on Ubuntu?

I have understood your query, I have ...READ MORE

May 15, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 919 views
0 votes
1 answer

Command use to kill the job in MapReduce.

Hi, The command you can use to kill ...READ MORE

Jun 14, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 915 views
0 votes
1 answer

Hadoop tools/eco-system version compatibility doubt

Below are the versions which can be used ...READ MORE

Jan 31, 2019 in Big Data Hadoop by Omkar
 • 69,180 points • 914 views
+3 votes
0 answers

How to handle Sqoop failure program and restart the job from failed tables?

When running a Sqoop jobs on a ...READ MORE

Aug 30, 2019 in Big Data Hadoop by K
 • 130 points
reshown Mar 4 by K • 913 views
0 votes
1 answer

Sqoop: Use HBase table instead of HDFS

To override the default and import data ...READ MORE

May 16, 2019 in Big Data Hadoop by Rajini
 • 911 views
0 votes
1 answer

Explain to me the method to transfer data between Azure tables and Hadoop on Azure

this article on HiveStorageHandler will let you ...READ MORE

May 3, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 911 views
–1 vote
1 answer

How to start pyspark?

Follow these steps: First start hadoop daemons: cd $HADOOP_HOME/sbin ./start-all.sh Now ...READ MORE

Jan 3, 2019 in Big Data Hadoop by Omkar
 • 69,180 points • 911 views
0 votes
0 answers

What is Big Data Analytics?

Dec 10, 2021 in Big Data Hadoop by surbhi
 • 3,820 points • 908 views
0 votes
1 answer

Create hive table with location.

Hi@MD, We can also create a hive table ...READ MORE

Oct 16, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 908 views
0 votes
1 answer

What is the syntax for HiveQL SELECT Statement?

Hey,  You can use this  syntax below: SELECT [ALL ...READ MORE

Jun 25, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 908 views
0 votes
1 answer

Hadoop combiners with aggregator functions

Both combiner & aggregator fulfill partly the ...READ MORE

May 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 907 views
0 votes
1 answer

Hadoop MapReduce intermediate output

keep.task.files.pattern parameter can be used to keep the ...READ MORE

Nov 16, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 905 views
0 votes
1 answer

How to install WebHCat Rest server on Centos?

Open the terminal and run the following ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Harry
 • 903 views
0 votes
1 answer

Sentry configuration file in hue

Hue looks for the sentry configuration file ...READ MORE

May 30, 2019 in Big Data Hadoop by Yogi
 • 903 views
0 votes
1 answer

How to start working with scala?

Scala can be installed on any UNIX ...READ MORE

Nov 16, 2020 in Big Data Hadoop by Gitika
 • 65,730 points • 901 views
–1 vote
1 answer

Not able to access hadoop cluster

The issue which you are facing is ...READ MORE

Dec 21, 2018 in Big Data Hadoop by Omkar
 • 69,180 points • 901 views
0 votes
0 answers

How to Execute job in oozie?

Can anyone explain how to execute Job ...READ MORE

Jun 26, 2019 in Big Data Hadoop by ritam
 • 900 views
0 votes
1 answer

Explain the Data Model operation in Hbase?

Hi, The Data Model operations in Hbase are ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 899 views
0 votes
1 answer

Hadoop Hive Bucketing

Partition helps in increasing the efficiency when ...READ MORE

Dec 14, 2018 in Big Data Hadoop by Omkar
 • 69,180 points • 899 views
0 votes
0 answers

what are the five v's of big data

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 897 views
0 votes
1 answer

RDMBS integration with Hadoop

About integrating RDBMS with Hadoop, you can ...READ MORE

Jul 16, 2019 in Big Data Hadoop by Nanda
 • 897 views
0 votes
1 answer

Hadoop PIG extraction shows no output

To see whether the extraction was done ...READ MORE

Dec 13, 2018 in Big Data Hadoop by Omkar
 • 69,180 points • 897 views
0 votes
1 answer

Where Big Data tools like Hadoop and Spark comes into picture when we talk about ETL?

When we talk about ETL, ETL means ...READ MORE

May 3, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 897 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
 • 4,420 points • 896 views
–1 vote
1 answer

How to Set cluster Rebalancer threshold

The command you are using is wrong. ...READ MORE

Jan 5, 2019 in Big Data Hadoop by Omkar
 • 69,180 points • 896 views
0 votes
1 answer

Can I run Hadoop with Docker for both DEV and PROD environments?

Hadoop Docker Hub provides Hadoop Images, You ...READ MORE

Jun 26, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 894 views
0 votes
1 answer

Why we use Relation keyword in pig?

Hey, In pig, Relation represents a complete database. ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 891 views
0 votes
1 answer

Query regarding ArrayBuffer

It's because that is the syntax. This ...READ MORE

Jul 26, 2019 in Big Data Hadoop by Rishi
 • 890 views
0 votes
1 answer

what command to see list inside your Database in linux?

Command used to list up what is inside ...READ MORE

Apr 16, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 890 views
0 votes
1 answer

Declaring separator in the MapReduce(Hadoop 0.20)

In the new API you have to ...READ MORE

Apr 20, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 890 views
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