Trending questions in Big Data Hadoop

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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
 • 65,910 points • 915 views
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1 answer

Default sqoop validator and how to change?

The default validator used is  org.apache.sqoop.validation.RowCountValidator. If you ...READ MORE

May 15, 2019 in Big Data Hadoop by Sharan
 • 573 views
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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
 • 514 views
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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
 • 65,910 points • 894 views
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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
 • 65,910 points • 629 views
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Sqoop set path for compiled objects

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

May 17, 2019 in Big Data Hadoop by Kunal
 • 486 views
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1 answer

Sqoop Validator Failure Handling

Once you have downloaded the failure handler ...READ MORE

May 15, 2019 in Big Data Hadoop by Rajat
 • 535 views
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What is DML in Hive?

Hi, DML is Data Manipulation Language. DML statements are ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 541 views
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0 answers

How to run WebHCat using Hive?

How can I run WebHCat using hive ...READ MORE

May 17, 2019 in Big Data Hadoop by Rishi
 • 476 views
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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
 • 479 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 • 553 views
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How can we access data with simple SQL knowledge in hive?

Hey, The following examples are simple, common data ...READ MORE

May 16, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 472 views
+1 vote
1 answer

Need help installing Flume on Windows

Hi. Here's what you need.  Follow the below ...READ MORE

Feb 27, 2019 in Big Data Hadoop by Thakur
 • 3,827 views
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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 • 1,030 views
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1 answer

How can I change data in HDFS?

You can not modified data once stored ...READ MORE

Feb 19, 2019 in Big Data Hadoop by Rishi
 • 4,171 views
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1 answer

How to use SQLServer database with Sqoop?

First, download the SQLServer connector from Microsoft's ...READ MORE

May 15, 2019 in Big Data Hadoop by Karan
 • 472 views
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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 • 1,372 views
0 votes
1 answer

Which is better to create a Hadoop Job? MapRed or MapReduce package?

There is no much difference between the ...READ MORE

May 13, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points
edited May 14, 2019 by Omkar • 542 views
0 votes
1 answer

How to add user in supergroup of hdfs in linux?

Yes , now i have whole idea ...READ MORE

Sep 21, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 10,666 views
0 votes
1 answer

Increasing latency for Accumulo batch writer

The default max-latency set is 0 milliseconds. ...READ MORE

May 17, 2019 in Big Data Hadoop by Karan
 • 383 views
0 votes
0 answers

about sequence file in hadoop and mapreduce.everything about it with examples [closed]

May 20, 2019 in Big Data Hadoop by anonymous
closed May 20, 2019 by Omkar • 260 views
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1 answer

How to create a file in Linux from terminal window?

Hey, Nothing to worry about creating any file ...READ MORE

May 13, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 508 views
0 votes
1 answer

Sqoop import mention accumulo instance to use

You have to mention the accumulo instance ...READ MORE

May 17, 2019 in Big Data Hadoop by Esha
 • 372 views
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1 answer

Explain to me the difference between HBase and HDFS.

Hadoop generally consists of three major components: HDFS It ...READ MORE

Apr 12, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 1,851 views
0 votes
1 answer

Explain LOAD keyword in pig script?

Hey, Load helps to load data from the ...READ MORE

May 3, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 947 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
 • 65,910 points • 406 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
 • 65,910 points • 740 views
0 votes
1 answer

Relation between LOAD operation and LOCAL keyword?

Hey, The Load operation is used to move the ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 413 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 • 403 views
0 votes
1 answer

Sqoop: Use accumulo with user credentials

Refer to the below syntax and use ...READ MORE

May 17, 2019 in Big Data Hadoop by Carly
 • 334 views
–1 vote
1 answer

Why is Hive not good for OLTP?

Apache Hive is mainly used for batch processing i.e. ...READ MORE

Jan 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 5,940 views
0 votes
0 answers

Explain to me the HUE.

I am kind of new to Big-Data ...READ MORE

May 16, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 351 views
0 votes
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
 • 69,230 points • 8,483 views
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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
 • 65,910 points • 1,630 views
0 votes
1 answer

If there are two joins in hive, how many mapreduce jobs will run?

There are two conditions for no. of ...READ MORE

Dec 19, 2018 in Big Data Hadoop by Omkar
 • 69,230 points • 6,657 views
0 votes
1 answer

Explain to me the difference between HadoopHDFS and HBase.

Let me explain the major differences between ...READ MORE

May 13, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points
edited May 14, 2019 by Omkar • 398 views
0 votes
1 answer

Cant connec to zookeeper: KeeperErrorCode = ConnectionLoss for HBase

Mostly HMaster is not running. Enter the ...READ MORE

Dec 28, 2018 in Big Data Hadoop by Omkar
 • 69,230 points • 6,266 views
0 votes
1 answer

Can I install and work with Hadoop on Amazon Web Services with a free trial?

Even I faced the same issue but ...READ MORE

May 10, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 496 views
0 votes
1 answer

What is a pig script?

Hey, Pig script is nothing but a set ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 610 views
0 votes
1 answer

Explain to me the Elasticsearch and Hadoop in a much better manner

I understand your problem, I suggest you download ...READ MORE

May 10, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 468 views
0 votes
1 answer

How to import Flat files in Hadoop using sqoop?

Sqoop is a tool which we use ...READ MORE

Apr 9, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 1,802 views
0 votes
1 answer

What are the different ways of executing pig scripts?

There are three ways to execute the ...READ MORE

Feb 21, 2019 in Big Data Hadoop by Neha
 • 6,300 points • 3,816 views
0 votes
1 answer

What are Apache pig running modes?

Hey, You can run Apache pig runs in ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
 • 65,910 points
edited May 8, 2019 by Gitika • 572 views
0 votes
1 answer

How does Hadoop accesses the files which are distributed among different boundaries?

Hadoop's MapReduce function does not work on ...READ MORE

May 7, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 551 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
 • 65,910 points • 517 views
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1 answer

What is relation keyword in pig?

Hey, A relation is a bag of tuples. ...READ MORE

May 6, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 553 views
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Why tuple keywords is used in pig?

Hey, A tuple is a set of field, ...READ MORE

May 6, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 552 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 • 430 views
0 votes
1 answer

What is Kafka? what is its importance in Big-Data?

Apache Kafka is a tool used in ...READ MORE

Apr 11, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 1,548 views
0 votes
0 answers

What is the motivation behind developing Hive?

Hey, I am learning Hive in a basic ...READ MORE

May 9, 2019 in Big Data Hadoop by dyna
 • 409 views
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