Trending questions in Big Data Hadoop

0 votes
1 answer

Explain the CLI in Zookeeper?

Hey, ZooKeeper Command Line Interface (CLI) is used ...READ MORE

May 24, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,243 views
0 votes
1 answer

Difference between Hadoop Mapreduce in MongoDB versus MangoDB's built-in MapReduce

Let me line up the crucial differences ...READ MORE

Apr 24, 2019 in Big Data Hadoop by ravikiran
• 4,620 points
2,540 views
0 votes
1 answer

How to start and stop Master in HBase?

Hello, Using the “local-master-backup.sh” you can start up ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,296 views
0 votes
1 answer

Hue filter to search users

You have to specify the filter to ...READ MORE

May 28, 2019 in Big Data Hadoop by Kishan
1,075 views
0 votes
1 answer

How Hadoop scalabality linear or proportional depends on the number of nodes?

Hey, These jobs are often IO based not ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,051 views
0 votes
1 answer

Setting REST service in Hue

To be able to browse the znode, ...READ MORE

May 30, 2019 in Big Data Hadoop by Esha
965 views
0 votes
1 answer

Why Count keyword is used in HBase?

Hey, An aggregate function that returns the number ...READ MORE

May 24, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,213 views
0 votes
1 answer

OOZIE Connectivity: "Unable to Connect"

You have to run the start command ...READ MORE

May 22, 2019 in Big Data Hadoop by Quil
1,292 views
0 votes
1 answer

Hue LDAP: username attribute

You have to add this in the Hue ...READ MORE

May 28, 2019 in Big Data Hadoop by Rajul
1,039 views
0 votes
1 answer

Spark.read.csv to create RDD into Dataframe

You can use a case class and ...READ MORE

Jan 22, 2019 in Big Data Hadoop by Omkar
• 69,180 points
6,513 views
0 votes
1 answer

Hadoop Namenode start issue

Try restarting the master: $ sudo reboot $ sudo ...READ MORE

May 22, 2019 in Big Data Hadoop by Rishi
1,273 views
0 votes
1 answer

What is metastore in Hive architecture?

Hey, Hive chooses respective database servers to store ...READ MORE

May 10, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,775 views
0 votes
1 answer

Query regarding sqoop job

There no way to take any precautions ...READ MORE

May 23, 2019 in Big Data Hadoop by Imran
1,214 views
0 votes
1 answer

Why to check status in zookeper?

Hello, Status describes the metadata of a specified znode. ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
• 65,730 points
990 views
0 votes
1 answer

Restrict number of workflows retrieved in an API call

Hey there! Because you are trying to ...READ MORE

May 27, 2019 in Big Data Hadoop by John
1,035 views
0 votes
1 answer

Application of Hbase?

Hey, Here are the following applications as follows: HBase is ...READ MORE

May 20, 2019 in Big Data Hadoop by Gitika
• 65,730 points

edited May 20, 2019 by Gitika 1,331 views
0 votes
1 answer

How to import tables into Hive from Sqoop?

Very simple, in your sqoop command that ...READ MORE

May 15, 2019 in Big Data Hadoop by John
1,548 views
0 votes
1 answer

Problem while running MapReduce code.

You will have to create a Mapper ...READ MORE

May 23, 2019 in Big Data Hadoop by Rishi
1,196 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
1,022 views
0 votes
1 answer

Why Watch keyword is used in zookeeper?

Hey, Watches show a notification when the specified ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,014 views
0 votes
1 answer

What do you mean by Bag in Pig?

Hey, Bag in Apache Pig is nothing but ...READ MORE

May 3, 2019 in Big Data Hadoop by Gitika
• 65,730 points
2,071 views
0 votes
1 answer

List of all the functions that can be obtain from hive?

Hello, A list of all functions can be ...READ MORE

May 16, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,490 views
0 votes
1 answer

How to override Mapred home directory using sqoop?

Sqoop provides an option to override the ...READ MORE

May 17, 2019 in Big Data Hadoop by Rajini
1,424 views
0 votes
1 answer

Explain the function of ORDER-BY operator in pig?

Hi, The ORDER-BY operator is used to display ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,889 views
0 votes
1 answer

what is Region keyword and and store keyword in Hbase?

Hey, In HBase, tables are split into regions ...READ MORE

May 20, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,276 views
0 votes
1 answer

Oozie editor issue in CDH 5.4: Documents not available.

Hi. CDH 5.4 and later versions use ...READ MORE

May 27, 2019 in Big Data Hadoop by Nisha
972 views
0 votes
1 answer

SQOOP Export command failing

First create a table, which should have ...READ MORE

Jan 7, 2019 in Big Data Hadoop by Omkar
• 69,180 points
7,012 views
0 votes
1 answer

Help me out to download hadoop of a specific version

I understand your needs. I would suggest you ...READ MORE

May 15, 2019 in Big Data Hadoop by ravikiran
• 4,620 points
1,507 views
0 votes
1 answer

Is it possible to run Apache Spark without Hadoop?

Though Spark and Hadoop were the frameworks designed ...READ MORE

May 3, 2019 in Big Data Hadoop by ravikiran
• 4,620 points
2,025 views
0 votes
1 answer

How to confirm if Hue plugins are properly set?

You can confirm it like this: $ tail ...READ MORE

May 24, 2019 in Big Data Hadoop by Shirish
1,072 views
0 votes
1 answer

How to set Zookeeper server for Accumulo in sqoop?

Hi. To mention the Zookeeper server in ...READ MORE

May 17, 2019 in Big Data Hadoop by Kumar
1,389 views
0 votes
1 answer

Why Max is throwing in below query in hive for alias?

Hi, You can do one thing, just enclose ...READ MORE

May 17, 2019 in Big Data Hadoop by reshma
1,396 views
0 votes
1 answer

What is the use of parser in Apache pig?

Hey, It is correct that it comes under ...READ MORE

May 8, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,766 views
0 votes
1 answer

How to decrease load on HBase while importing Sqoop?

Sqoop by default serializes all the input ...READ MORE

May 16, 2019 in Big Data Hadoop by Yogi
1,376 views
0 votes
1 answer

Create accumulo table using sqoop

Yes, you can create the missing table ...READ MORE

May 16, 2019 in Big Data Hadoop by Shalini
1,373 views
0 votes
1 answer

Sqoop incremental append by date

Consider a table with 3 records which ...READ MORE

Feb 20, 2019 in Big Data Hadoop by Omkar
• 69,180 points
5,072 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
• 65,730 points
1,061 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
• 65,730 points
1,147 views
0 votes
1 answer

how to execute pig script in MapReduce mode?

Hey, To execute pig script we can use ...READ MORE

May 8, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,728 views
0 votes
1 answer

Analyse log files in pig?

Hey, Log files are created by an application which ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,719 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
• 65,730 points
1,124 views
0 votes
1 answer

How to specify Hue Server Http address?

Search for the Hue configuration file on ...READ MORE

May 24, 2019 in Big Data Hadoop by Rahul
971 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
1,111 views
0 votes
1 answer

How to insert data inside the database in Linux?

First you need to create a table ...READ MORE

Apr 16, 2019 in Big Data Hadoop by Gitika
• 65,730 points
2,624 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
• 65,730 points
1,003 views
0 votes
1 answer

Sqoop set path for compiled objects

While you use the sqoop command (I ...READ MORE

May 17, 2019 in Big Data Hadoop by Kunal
1,270 views
0 votes
1 answer

Why INSERT command in Hive?

Hey, The insert command is used to load the data ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,315 views
0 votes
1 answer

How to increase Sqoop Accumulo write buffer size?

By default the write buffer size is ...READ MORE

May 17, 2019 in Big Data Hadoop by Rishi
1,263 views
0 votes
1 answer

How Dumb operator used in pig?

Hey, The Dumb operator is used to run the pig ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,653 views
0 votes
1 answer

error: Access denied for user 'sample'@'localhost'.

This kind of error occurs when we ...READ MORE

Apr 15, 2019 in Big Data Hadoop by Gitika
• 65,730 points
2,599 views