Recent questions tagged hadoop

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Explain to me the installation procedures for RHadoop packages (RMR, RHDFS, RHBase).

Jun 28, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 781 views
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Warning: Unable to load Hadoop Native Library for your platform.

Jun 28, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 5,820 views
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How to connect Relational Database using Sqoop?

Jun 26, 2019 in Big Data Hadoop by Rajan
 • 727 views
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How to load data from flat files into different partitions of Hive table?

Jun 26, 2019 in Big Data Hadoop by rakesh
 • 1,366 views
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How to load data from flat files into Hive?

Jun 26, 2019 in Big Data Hadoop by Gandhi
 • 3,097 views
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How to create Hive tables that can be partitioned Using HiveQL?

Jun 26, 2019 in Big Data Hadoop by avijit
 • 391 views
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How to execute Pig script from HDFS?

Jun 26, 2019 in Big Data Hadoop by Richa
 • 876 views
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When creating a Hive table how can you specify the table creator name in Hive?

Jun 26, 2019 in Big Data Hadoop by Nikita
 • 1,006 views
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Command to see the indexes of a table in Hive?

Jun 26, 2019 in Big Data Hadoop by Ganesh
 • 5,333 views
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Error: Unable to instantiate

Jun 26, 2019 in Big Data Hadoop by Danish
 • 491 views
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what is the difference between CREATE TABLE and CREATE EXTERNAL TABLE in Hive?

Jun 26, 2019 in Big Data Hadoop by Tara
 • 1,356 views
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Can I run Hadoop with Docker for both DEV and PROD environments?

Jun 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 425 views
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Can I run Hadoop with Docker for both DEV and PROD environments?

Jun 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 487 views
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Issue with Python Read file as stream from HDFS.

Jun 26, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,844 views
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What is the significance of ‘IF EXISTS” clause while dropping a table in Hive?

Jun 26, 2019 in Big Data Hadoop by namita
 • 2,656 views
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Which java class handles the output record encoding into files which result from Hive queries?

Jun 26, 2019 in Big Data Hadoop by Gunjan
 • 654 views
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Which java class handles the Input record encoding into files which store the tables in Hive?

Jun 26, 2019 in Big Data Hadoop by disha
 • 694 views
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How to check if a particular partition exists in Hive?

Jun 26, 2019 in Big Data Hadoop by ria
 • 9,164 views
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Can hive queries be executed from script files? And how?

Jun 26, 2019 in Big Data Hadoop by rekha
 • 731 views
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Can a table be renamed in hive?

Jun 26, 2019 in Big Data Hadoop by Rehna
 • 2,394 views
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What are the properties that have to be mentioned in . properties in Oozie?

Jun 26, 2019 in Big Data Hadoop by Naina
 • 575 views
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What are the extra files we need to run when we run a Hive action in Oozie?

Jun 26, 2019 in Big Data Hadoop by Neha
 • 522 views
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How to Execute job in oozie?

Jun 26, 2019 in Big Data Hadoop by ritam
 • 509 views
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How are HDFS and HBase different from each other?

Jun 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 704 views
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What is the relationship between Hadoop and Database?

Jun 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,032 views
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1 answer

What are the challenges we faced as Hadoop Admin?

Jun 25, 2019 in Big Data Hadoop by deepak
 • 2,299 views
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What is the process to integrate meta store for hive?

Jun 25, 2019 in Big Data Hadoop by Manish
 • 972 views
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How to change the status of Oozie state?

Jun 25, 2019 in Big Data Hadoop by Megha
 • 516 views
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What is the syntax for HiveQL SELECT Statement?

Jun 25, 2019 in Big Data Hadoop by Sandip
 • 447 views
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How to check the directory is present in shell script or not?

Jun 25, 2019 in Big Data Hadoop by Mugdha
 • 502 views
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1 answer

ERROR: Stop Oozie first.

Jun 25, 2019 in Big Data Hadoop by Sumit
 • 651 views
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1 answer

Error: E0902: Exception occured: [User: oozie is not allowed to impersonate oozie]" when trying to execute sharelib command.

Jun 24, 2019 in Big Data Hadoop by Disha
 • 879 views
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1 answer

What will happen if the OOZIE_URL environment variable has not been set?

Jun 24, 2019 in Big Data Hadoop by Tushar
 • 954 views
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E0901: Namenode [localhost:8020] not allowed, not in Oozies whitelist

Jun 24, 2019 in Big Data Hadoop by ria
 • 1,821 views
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1 answer

How can you change a column data type in Hive?

Jun 24, 2019 in Big Data Hadoop by Raima
 • 29,635 views
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How can you enable buckets in Hive?

Jun 24, 2019 in Big Data Hadoop by Reshma
 • 1,001 views
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1 answer

Exception: Hadoop security GroupMappingServiceProvider. I have received this exception for running Spark job via Dataproc API

Jun 24, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 384 views
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2 answers

What is ElasticSearch Hadoop?

Jun 24, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,008 views
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1 answer

What is Oozie Hive submit command?

Jun 24, 2019 in Big Data Hadoop by Ria
 • 469 views
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What is Oozie Sqoop submit command?

Jun 24, 2019 in Big Data Hadoop by Rena
 • 535 views
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How can you Check the xml definition of a Workflow, Coordinator or Bundle Job in Oozie?

Jun 24, 2019 in Big Data Hadoop by rashmi
 • 725 views
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How to Rerunning a Coordinator Action or Multiple Actions in Oozie?

Jun 24, 2019 in Big Data Hadoop by Dona
 • 2,718 views
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How to Suspending a Workflow, Coordinator or Bundle Job in Oozie?

Jun 24, 2019 in Big Data Hadoop by Tina
 • 2,360 views
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What Oozie CLI retries connection used for?

Jun 24, 2019 in Big Data Hadoop by Monika
 • 406 views
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1 answer

What are the services running in Hadoop

Jun 22, 2019 in Big Data Hadoop by anonymous
 • 120 points • 1,794 views
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2 answers

Explain to me the difference between Name Node and Secondary Name Node

Jun 21, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,517 views
0 votes
1 answer

What is the use of Apache Kafka in a Big Data Cluster?

Jun 21, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 723 views
0 votes
1 answer

Code was tested successfully in Dev and Test. When deployed to Productions it is failing. As an admin, how do you track the issue?

Jun 21, 2019 in Big Data Hadoop by Deepak P
 • 842 views
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2 answers

if HDFS threshold has been reached. What is the our approach to resolve this issue?

Jun 21, 2019 in Big Data Hadoop by Manish
 • 1,173 views
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How to remove table scope operators in HBase?

Jun 21, 2019 in Big Data Hadoop by rajnish
 • 734 views
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