Trending questions in Big Data Hadoop

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Application of Hbase?

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

May 20, 2019 in Big Data Hadoop by Gitika
 • 65,770 points
edited May 20, 2019 by Gitika • 997 views
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Spark: Problem creating RDD

Please use the command as shown below ...READ MORE

May 24, 2019 in Big Data Hadoop by Raj
 • 814 views
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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 • 2,105 views
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What do you understand by Filters in Hbase?

 Hey, Basically,  by allowing users to add limiting ...READ MORE

May 22, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 906 views
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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
 • 65,770 points • 672 views
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Set Hbase Server in Hue.

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

May 27, 2019 in Big Data Hadoop by Esha
 • 678 views
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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
 • 65,770 points • 859 views
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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
 • 65,770 points • 627 views
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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
 • 1,186 views
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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
 • 662 views
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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
 • 65,770 points • 1,390 views
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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
 • 69,220 points • 6,087 views
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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
 • 823 views
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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
 • 65,770 points • 1,136 views
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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
 • 645 views
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2 answers

Error:- cannot locate pig-core-hr. jar. do ‘ant -Dhadoopversion=23 jar’

Even I got the same error, I ...READ MORE

Apr 26, 2019 in Big Data Hadoop by disha
edited Apr 29, 2019 by Gitika • 1,931 views
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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
 • 65,770 points • 1,522 views
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1 answer

Hadoop Hive: How to skip the first line of csv while loading in hive table?

You can try this: CREATE TABLE temp ...READ MORE

Nov 8, 2018 in Big Data Hadoop by Omkar
 • 69,220 points • 9,255 views
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1 answer

Query regarding sqoop job

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

May 23, 2019 in Big Data Hadoop by Imran
 • 778 views
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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
 • 733 views
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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
 • 65,770 points • 901 views
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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
 • 65,770 points • 1,646 views
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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
 • 1,024 views
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1 answer

Where does HDFS stores data on the local file system?

First find the Hadoop directory present in ...READ MORE

May 8, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 17,174 views
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1 answer

How to loacte data cell in Hbase?

Hey, Hbase uses the coordinates to locate a ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 826 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
 • 1,026 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
 • 1,001 views
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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
 • 69,220 points • 4,693 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
 • 65,770 points • 775 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
 • 65,770 points • 773 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
 • 65,770 points • 1,343 views
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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
 • 65,770 points • 1,342 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
 • 947 views
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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
 • 594 views
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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
 • 946 views
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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
 • 65,770 points • 731 views
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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
 • 65,770 points • 642 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
 • 65,770 points • 640 views
0 votes
1 answer

Features of Hive?

Hey, The features of Hive are as follows: It ...READ MORE

May 10, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,213 views
0 votes
1 answer

Error is not recoverable: exiting now

Hey, While installing any file first thing: please confirm ...READ MORE

May 13, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,047 views
0 votes
1 answer

How to run HCatalog using Hive?

You can run HCatalog using the below ...READ MORE

May 17, 2019 in Big Data Hadoop by Likith
 • 864 views
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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
 • 894 views
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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 • 971 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
 • 880 views
0 votes
1 answer

Hadoop version problem: System is launching different version of Hadoop

When you run sudo service hadoop-master command, it internally runs ...READ MORE

May 22, 2019 in Big Data Hadoop by Tina
 • 624 views
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0 answers

Hello ,how know runing time on single node ,i am enter (local host:8088)but empty display ?

May 19, 2019 in Big Data Hadoop by anonymous
 • 813 views
0 votes
1 answer

What are the components of Hbase?

Hey, Components of Hbase are as follows: Zookeeper:- It ...READ MORE

May 21, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 642 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 • 1,440 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
 • 65,770 points • 1,223 views
0 votes
1 answer

How to check your file is created on HDFS?

Hey,  There is a process or steps you ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,217 views
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