Most viewed questions in Big Data Hadoop

+2 votes
1 answer

How To Configure Tls Encryption For Cloudera Manager?

The Cloudera Connect Partner Program, more than ...READ MORE

Dec 19, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 439 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 • 438 views
0 votes
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
 • 65,910 points • 438 views
0 votes
1 answer

Why scala generates 2 files, Person.class and Person$.class?

While running Scala, Scala objects are translated ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 437 views
0 votes
1 answer

How to set HBase configuration file to set the heap to 4 GB ?

Hey, The following lines in the hbase-env.sh file shows how ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 434 views
–1 vote
1 answer

Hadoop unit not found error

Unfortunately the command that you are giving ...READ MORE

Dec 21, 2018 in Big Data Hadoop by Omkar
 • 69,230 points • 434 views
0 votes
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
 • 65,910 points • 433 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
 • 9,390 points • 433 views
0 votes
1 answer

Different partitoners in Cassandra

Murmur3Partitioner is the default partitioner. It is ...READ MORE

Jun 27, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 433 views
0 votes
1 answer

What happend while formatting hadoop namenode?

Basically, NameNode is the master daemon that ...READ MORE

May 4, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 433 views
0 votes
1 answer

In Which cluster(Dev or Prod) we test the job?

Well, that depends on what a particular ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Raj
 • 431 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 • 431 views
0 votes
1 answer

Encrypt spilled data in Impala

Yes, Impala allows you to encrypt spilled ...READ MORE

May 31, 2019 in Big Data Hadoop by Rajan
 • 431 views
0 votes
1 answer

How to assess and compare Hadoop for Business Intelligence?

Hadoop is a great tool to be ...READ MORE

Aug 8, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 431 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 • 430 views
0 votes
1 answer

Factorial function in Impala

There are two ways to do this: select ...READ MORE

Jun 7, 2019 in Big Data Hadoop by Reshma
 • 430 views
0 votes
1 answer

Connecting to HiveServer2 with SSL enabled.

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

Jun 4, 2019 in Big Data Hadoop by Dinesh
 • 430 views
0 votes
1 answer

Setting certificate for authentication in Hue

To set the path to TLS certificate, open ...READ MORE

May 29, 2019 in Big Data Hadoop by Tina
 • 430 views
0 votes
1 answer

Use of Describe keyword in HBase?

Hey, The describe command returns the description of ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 430 views
0 votes
1 answer

Hive ACID semantics

ACID stands for Atomicity, Consistency, Isolation, and Durability.  Until ...READ MORE

Jan 4, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 430 views
0 votes
1 answer

Hadoop: intervals and JOIN

Hey, a solution was given on Biostar: http://biostar.stackexchange.com/questions/8821. Hope ...READ MORE

Sep 24, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 430 views
0 votes
0 answers

What was Hadoop named after?

Nov 25, 2021 in Big Data Hadoop by Edureka
 • 12,690 points • 429 views
0 votes
1 answer

Adding Ranger KMS server using ambari

Hi@Shllpa, It is asking for admin credentials. Did ...READ MORE

Sep 28, 2020 in Big Data Hadoop by MD
 • 95,440 points • 429 views
0 votes
1 answer

Set Hbase Server in Hue.

The Hbase thrift servers for clusters are ...READ MORE

May 27, 2019 in Big Data Hadoop by Esha
 • 429 views
0 votes
1 answer

How to add server-side configuration for secure operation in HBase?

Hey, First, ensure that your underlying HDFS configuration ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 428 views
0 votes
1 answer

Encrypt Hive JDBC and Hive Server traffic

You can enable encryption of data flowing ...READ MORE

May 31, 2019 in Big Data Hadoop by John
 • 427 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
 • 65,910 points • 427 views
0 votes
1 answer

Hadoop regarding input split

Hadoop framework divides a large file into ...READ MORE

Dec 27, 2018 in Big Data Hadoop by Omkar
 • 69,230 points • 427 views
0 votes
1 answer

How to upgrade from Hadoop 1.2 to Hadoop 2.2?

Here's the solution that worked for me: <dependency> ...READ MORE

Nov 21, 2018 in Big Data Hadoop by Omkar
 • 69,230 points • 427 views
0 votes
1 answer

Failed to upgrade the metastore in Hive?

Hey, If the problem you are having do the ...READ MORE

May 30, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 425 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
 • 65,910 points • 425 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 • 424 views
0 votes
1 answer

Gossip Protocol features.

Gossip Protocol in Cassandra is a peer-to-peer ...READ MORE

Jun 26, 2018 in Big Data Hadoop by Data_Nerd
 • 2,390 points • 423 views
0 votes
1 answer

Why Alter keyword has been used in HBase?

Hey, Alter is the command used to make ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 422 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
 • 38,230 points • 420 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 • 419 views
0 votes
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
 • 65,910 points • 417 views
0 votes
1 answer

What Oozie CLI retries connection used for?

Hi, Oozie CLI retries the connection to Oozie servers ...READ MORE

Jun 24, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 417 views
0 votes
1 answer

How to build Zookeeper repository for Hue?

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

May 30, 2019 in Big Data Hadoop by Liam
 • 417 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 • 417 views
0 votes
0 answers

How to replicate task so that a task will be computed by two mappers? Or each task will be done twice.

i want replicate task of mapper but ...READ MORE

Aug 21, 2019 in Big Data Hadoop by dodo aly
 • 416 views
0 votes
1 answer

SQOOP Import command failure

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

Jun 20, 2019 in Big Data Hadoop by Suri
 • 416 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 create ...READ MORE

May 3, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 416 views
0 votes
1 answer

Classes implementing InputFormat frequently

FileInputFormat : Base class for all file-based InputFormats Other ...READ MORE

Jul 24, 2019 in Big Data Hadoop by Reshma
 • 414 views
0 votes
1 answer

How to set LDAP server in Hue?

You have to set the Hue server url ...READ MORE

May 28, 2019 in Big Data Hadoop by Kumar
 • 414 views
0 votes
1 answer

What is the use of setting the name of the job in mapreduce?

Job job = new Job(conf,"job_name") is just used ...READ MORE

Jul 10, 2019 in Big Data Hadoop by Umesh
 • 413 views
0 votes
1 answer

Deleting a directory with comma throwing an error

As comma is an escape sequence character, ...READ MORE

Apr 15, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 412 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 • 411 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
 • 9,390 points • 411 views
0 votes
1 answer

Relationship between Hadoop and Database

HDFS is a software framework designed for ...READ MORE

Jul 4, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 410 views
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