Recent questions tagged big-data

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Hadoop: Can not start namenode: Unable to load native-hadoop library for your platform

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,325 views
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3 answers

Database Developer Certification

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 774 views
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3 answers

What does a Database Developer do?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 655 views
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2 answers

Database Developer Tools

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 775 views
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4 answers

What are the Skills required to become a Database Developer?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 15,547 views
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2 answers

How much does a Database developer earn?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 713 views
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1 answer

Hadoop mapreduce error: apache.hadoop.mapred.FileAlreadyExistsException: Output directory

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,227 views
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1 answer

Hadoop Hive: Correlating expression cannot contain unqualified column references

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,176 views
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1 answer

Cant find slave on ResourceManager Web UI

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,303 views
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3 answers

Data Modeler Certifications

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,765 views
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3 answers

What does a Data Modeler do?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,506 views
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2 answers

Data Modeler Skills

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 599 views
+1 vote
3 answers

Which are the tools used for Data Modeling?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,378 views
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2 answers

How much does a Data Modeler earn?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 479 views
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3 answers

Will Data Warehousing die? What is its future?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 544 views
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2 answers

Data Warehouse Analyst Certifications

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 774 views
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3 answers

What does a Data Warehouse Analyst do?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,788 views
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3 answers

What skills are required to become a Data Warehouse Analyst?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,734 views
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What is the salary of a Data Warehouse Analyst?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 738 views
0 votes
1 answer

Hadoop Mapper is failed because of the following error - “Container killed by the ApplicationMaster”

Dec 1, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 4,766 views
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1 answer

Unable to move Hadoop Hive tables from Source to Destination.

Dec 1, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 5,906 views
0 votes
4 answers

What is the Career Path for a Business Intelligence Analyst?

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 3,431 views
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3 answers

Business Intelligence Analyst Certifications

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 601 views
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3 answers

What does a Business Intelligence Analyst do?

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 637 views
0 votes
3 answers

Skills required to become a Business Intelligence Analyst

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 1,260 views
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3 answers

How much does a Business Intelligence Analyst earn?

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 601 views
0 votes
1 answer

Is Data locality concept applicable for Reducers also?

Nov 30, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,178 views
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2 answers

Hadoop error: Input path does not exist

Nov 30, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 13,567 views
0 votes
1 answer

Hadoop: Error: Could not find or load main class com.sun.tools.javac.Main

Nov 30, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 4,980 views
0 votes
1 answer

How to replace characters in string in hive?

Nov 30, 2018 in Big Data Hadoop by digger
 • 26,740 points • 16,767 views
0 votes
1 answer

Hadoop Job Tracker problem. I cannot connect to http://localhost:50030/

Nov 30, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,541 views
0 votes
1 answer

How to find the number of blocks a hdfs file is divided into?

Nov 30, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,486 views
0 votes
3 answers

How to learn Database Management System?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 838 views
0 votes
2 answers

Database Manager Skills

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 560 views
0 votes
3 answers

What does a Database Manager do?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 512 views
0 votes
2 answers

Which are some good tools for Database Management?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 385 views
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2 answers

How much does a Database Manager earn?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 522 views
0 votes
1 answer

How to delete a file from Hadoop hdfs using java?

Nov 28, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 5,340 views
0 votes
2 answers

How to get column names from Hive table?

Nov 28, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 19,071 views
0 votes
1 answer

Hive: How to know the path of a created table?

Nov 28, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 2,782 views
0 votes
3 answers

Can a fresher become a Big Data Architect?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 553 views
+1 vote
2 answers

Which certification courses are good to become a Big Data Architect?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,062 views
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2 answers

Skills for Big Data Architect

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 903 views
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2 answers

What does a Big Data Architect do?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,879 views
0 votes
2 answers

What is the Salary of Big Data Architect?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 590 views
0 votes
1 answer

Free Hadoop Cluster Experiments

Nov 27, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,382 views
+1 vote
1 answer

Hadoop: "DEPRECATED: Use of this script to execute hdfs command is deprecated." error

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 8,169 views
0 votes
1 answer

How to find the running namenodes and secondary name nodes in hadoop?

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 2,395 views
0 votes
1 answer

Hadoop: namenode -format error "java.io.IOException"

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 3,136 views
0 votes
1 answer

How to use mountable HDFS on Centos?

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 1,842 views
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