Trending questions in Big Data Hadoop

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1 answer

Hive: external table without URI scheme

Yes, it is possible to create an ...READ MORE

May 31, 2019 in Big Data Hadoop by Daniel
 • 1,271 views
0 votes
1 answer

Can someone explain me how write data into HDFS using Java?

I understand your issue, I would drop ...READ MORE

Jun 4, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 1,105 views
0 votes
1 answer

Use cases of Apache Oozie?

Hi, Apache Oozie is used by Hadoop system ...READ MORE

Jun 12, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 786 views
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1 answer

Query regarding Parquet File type conversion

Suppose I have the below parquet file ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Stuart
 • 407 views
0 votes
1 answer

How to create the Oozie DB using the 'ooziedb.sh' command line tool?

This is the command you can use: $ ...READ MORE

Jun 10, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 829 views
0 votes
1 answer

Is there a possibility to run Apache Spark without Hadoop?

Spark and Hadoop both are the open-source ...READ MORE

Jun 6, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 1,007 views
0 votes
1 answer

Hadoop Warning: Unable to load Native-Hadoop Library for your platform. [closed]

Are you sure you're running Hadoop on 32bit ...READ MORE

May 28, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 1,391 views
0 votes
1 answer

Differentiate between FileSink and FileRollSink

Hey, The major difference between HDFS FileSink and ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 425 views
0 votes
1 answer

Configure Oozie to use MySQL

To configure Oozie to use MySQL, open ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Karan
 • 1,074 views
0 votes
1 answer

Can you please help with Hive Query to get FirstName, MiddleName, LastName and Suffix from FullName in Hive. Thank you

Hey, You can get first name, middle name, ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
 • 65,910 points
edited May 15, 2019 by Gitika • 1,940 views
0 votes
1 answer

Hive: Display logs on console

You can emit the logs on the ...READ MORE

May 21, 2019 in Big Data Hadoop by Jishnu
 • 1,670 views
0 votes
1 answer

Sqoop and Teradata database connection URL

Refer below Syntax: jdbc:teradata://<HOST>/DBS_PORT=1025/DA ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Vishwa
 • 977 views
0 votes
1 answer

Is StandBy NameNode a daemon?

StandBy NameNode is not a separate daemon. ...READ MORE

Jun 19, 2019 in Big Data Hadoop by Raman
 • 406 views
0 votes
1 answer

How to connect to HiveServer2 in HTTPS mode?

The connection URL to connect to HiveServer2 ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Rachit
 • 1,060 views
0 votes
1 answer

Error: Tasktracker is not starting

Hey, From the master node, you can start ...READ MORE

Jun 18, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 442 views
0 votes
1 answer

Why CREATE EXTERNAL keyword is used in Hive?

Hey, The create external keyword is used to create a ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,918 views
+1 vote
1 answer

Why do we use STORE command in pig?

Hey, We use store command to store the ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 2,191 views
0 votes
1 answer

Explain what is WebDAV in Hadoop?

Hey, To support editing and updating files WebDAV ...READ MORE

Jun 10, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 757 views
0 votes
1 answer

Hive Server 2 configuration for Kerberos Secured Cluster

Hi @Rasheed. You are right, to enable ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Esha
 • 1,049 views
0 votes
1 answer

How to configure the Hadoop cluster with proxyuser for the Oozie process?

Hey, The following two properties are required in ...READ MORE

Jun 10, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 736 views
0 votes
1 answer

How to submit bundle features in Oozie?

Hey, You can use this example to learn ...READ MORE

Jun 17, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 421 views
0 votes
1 answer

Problem connecting Sqoop to MySql

Perhaps, you have slightly misunderstood the method ...READ MORE

May 15, 2019 in Big Data Hadoop by Ali
 • 1,839 views
0 votes
1 answer

Mention Job Flow parameter in Oozie?

Hey, You can use this job flow parameter ...READ MORE

Jun 17, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 399 views
0 votes
1 answer

Why is it necessary to rename the zoo_sample.cfg with zoo.cfg in zookeeper?

Hey, The main reason why we need to ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,288 views
0 votes
1 answer

Sqoop installation on Linux

Before installing Sqoop, make sure Hadoop is ...READ MORE

Feb 26, 2019 in Big Data Hadoop by Suman
 • 5,198 views
0 votes
1 answer

Difference between ensemble and quorum in zookeeper?

Hey, When you want to have high availability ...READ MORE

May 25, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,396 views
0 votes
1 answer

Hive: Configure Hue as a proxy user

On your node, go to the hadoop ...READ MORE

May 24, 2019 in Big Data Hadoop by Esha
 • 1,391 views
0 votes
1 answer

Enabling LDAP authentication for HiveServer2 using OpenLdAP

To enable LDAP authentication using OpenLDAP, include ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Tina
 • 959 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
 • 65,910 points • 475 views
0 votes
1 answer

Mention what is the Hadoop MapReduce APIs contract for a key and value class?

Hey, For a key and value class, there ...READ MORE

Jun 10, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 636 views
0 votes
0 answers

How to execute job In Oozie?

Can anyone suggest which command to use ...READ MORE

Jun 17, 2019 in Big Data Hadoop by rena
 • 375 views
0 votes
2 answers

Explain to me the concept of HUE.

Definition: HUE is an open-source SQL Cloud Editor, ...READ MORE

May 16, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 2,427 views
0 votes
1 answer

Using Microsoft SQL Server for Sqoop

To use Microsoft SQL Server for Sqoop, ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Ramay
 • 795 views
0 votes
1 answer

How to set Resource Manager in Hue?

To set the Resource Manager host, open ...READ MORE

May 29, 2019 in Big Data Hadoop by Esha
 • 1,127 views
0 votes
1 answer

Configure Oozie to use PostgreSQL

To configure Oozie to use PostgreSQL, add ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Rajan
 • 860 views
0 votes
1 answer

Mention how many InputSplits is made by a Hadoop Framework?

Hey, Hadoop will make 5 splits 1 split for ...READ MORE

Jun 10, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 600 views
0 votes
1 answer

How to enable impersonation in Hue for Impala?

In the Hue configuration file, search for ...READ MORE

May 24, 2019 in Big Data Hadoop by Jimmy
 • 1,328 views
0 votes
1 answer

What is Memstore in Hbase?

Hey, In HBase the the store contains memory ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,488 views
0 votes
1 answer

How to access HBase shell and navigate and navigate to the HBase home folder?

Hey, To access the HBase shell, you have ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,370 views
0 votes
1 answer

Remove attribute from a column in HBase

To remove the attribute from a column, ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Firoz
 • 838 views
0 votes
1 answer

Should the region server be located on all DataNodes?

Hey, Absolute Yes, because Region server runs on ...READ MORE

May 22, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,405 views
0 votes
1 answer

Not able to create database in HIVE

The namenode is in safemode which is ...READ MORE

May 24, 2019 in Big Data Hadoop by Sunny
 • 1,313 views
0 votes
1 answer

How to configure Oozie to use Oracle?

You have to mention the following properties ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Rishi
 • 752 views
0 votes
1 answer

How to Change the maximum number of cells of a column family?

Hey, Given below is the syntax to change ...READ MORE

May 24, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,307 views
0 votes
0 answers

Command to initiate MapReduce which provide decent UI?

I am new to MapReduce and want ...READ MORE

Jun 14, 2019 in Big Data Hadoop by Rachna
 • 423 views
0 votes
1 answer

Hive, Sentry: Problem while granting roles to a group

The group name you are trying to ...READ MORE

May 31, 2019 in Big Data Hadoop by Jimmy
 • 973 views
0 votes
1 answer

What is work flow application consists of in Oozie?

Hi, A workflow application consists of the workflow ...READ MORE

Jun 12, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 438 views
0 votes
1 answer

How to uninstall all versions of hadoop completely from the system?

Do a: sudo dpkg -l | grep hadoop to ...READ MORE

Oct 29, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 10,185 views
0 votes
1 answer

Parquet to ORC format in Hive

Follow the below steps to load the ...READ MORE

Feb 15, 2019 in Big Data Hadoop by Raj
 • 5,502 views
0 votes
1 answer

Access Hive Server with JDBC clients

To access Hive Server using JDBC client, ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Raghu
 • 763 views
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