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 • 1,097 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 • 6,461 views
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How to connect Relational Database using Sqoop?

Jun 26, 2019 in Big Data Hadoop by Rajan
 • 1,152 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
 • 2,078 views
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How to load data from flat files into Hive?

Jun 26, 2019 in Big Data Hadoop by Gandhi
 • 3,663 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
 • 679 views
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How to execute Pig script from HDFS?

Jun 26, 2019 in Big Data Hadoop by Richa
 • 1,224 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
 • 1,443 views
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Command to see the indexes of a table in Hive?

Jun 26, 2019 in Big Data Hadoop by Ganesh
 • 6,276 views
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Error: Unable to instantiate

Jun 26, 2019 in Big Data Hadoop by Danish
 • 779 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
 • 1,766 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 • 698 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 • 838 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 • 3,261 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
 • 3,098 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
 • 1,011 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
 • 1,035 views
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How to check if a particular partition exists in Hive?

Jun 26, 2019 in Big Data Hadoop by ria
 • 10,102 views
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Can hive queries be executed from script files? And how?

Jun 26, 2019 in Big Data Hadoop by rekha
 • 1,121 views
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Can a table be renamed in hive?

Jun 26, 2019 in Big Data Hadoop by Rehna
 • 2,771 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
 • 801 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
 • 929 views
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How to Execute job in oozie?

Jun 26, 2019 in Big Data Hadoop by ritam
 • 794 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 • 1,069 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 • 1,543 views
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What are the challenges we faced as Hadoop Admin?

Jun 25, 2019 in Big Data Hadoop by deepak
 • 2,595 views
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What is the process to integrate meta store for hive?

Jun 25, 2019 in Big Data Hadoop by Manish
 • 1,365 views
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How to change the status of Oozie state?

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

Jun 25, 2019 in Big Data Hadoop by Sandip
 • 749 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
 • 788 views
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ERROR: Stop Oozie first.

Jun 25, 2019 in Big Data Hadoop by Sumit
 • 1,043 views
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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
 • 1,242 views
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What will happen if the OOZIE_URL environment variable has not been set?

Jun 24, 2019 in Big Data Hadoop by Tushar
 • 1,379 views
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E0901: Namenode [localhost:8020] not allowed, not in Oozies whitelist

Jun 24, 2019 in Big Data Hadoop by ria
 • 2,323 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
 • 32,258 views
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How can you enable buckets in Hive?

Jun 24, 2019 in Big Data Hadoop by Reshma
 • 1,188 views
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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 • 815 views
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2 answers

What is ElasticSearch Hadoop?

Jun 24, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,390 views
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What is Oozie Hive submit command?

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

Jun 24, 2019 in Big Data Hadoop by Rena
 • 856 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
 • 1,063 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
 • 3,294 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
 • 2,998 views
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What Oozie CLI retries connection used for?

Jun 24, 2019 in Big Data Hadoop by Monika
 • 814 views
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What are the services running in Hadoop

Jun 22, 2019 in Big Data Hadoop by anonymous
 • 120 points • 2,302 views
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Explain to me the difference between Name Node and Secondary Name Node

Jun 21, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 4,425 views
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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 • 1,140 views
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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
 • 1,239 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
 • 1,815 views
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1 answer

How to remove table scope operators in HBase?

Jun 21, 2019 in Big Data Hadoop by rajnish
 • 1,079 views
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