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 • 2,356 views
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3 answers

Database Developer Certification

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 804 views
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3 answers

What does a Database Developer do?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 685 views
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2 answers

Database Developer Tools

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 792 views
+1 vote
4 answers

What are the Skills required to become a Database Developer?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 15,598 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 • 765 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 • 2,257 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 • 4,217 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 • 1,343 views
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3 answers

Data Modeler Certifications

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,807 views
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3 answers

What does a Data Modeler do?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,566 views
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2 answers

Data Modeler Skills

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 613 views
+1 vote
3 answers

Which are the tools used for Data Modeling?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,409 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 • 492 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 • 558 views
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2 answers

Data Warehouse Analyst Certifications

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 801 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 • 1,821 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 • 1,766 views
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3 answers

What is the salary of a Data Warehouse Analyst?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 776 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 • 4,796 views
0 votes
1 answer

Unable to move Hadoop Hive tables from Source to Destination.

Dec 1, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 5,946 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 • 3,466 views
0 votes
3 answers

Business Intelligence Analyst Certifications

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 630 views
0 votes
3 answers

What does a Business Intelligence Analyst do?

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 662 views
0 votes
3 answers

Skills required to become a Business Intelligence Analyst

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 1,292 views
0 votes
3 answers

How much does a Business Intelligence Analyst earn?

Nov 30, 2018 in Career Counselling by Ram
 • 850 points • 638 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 • 1,212 views
0 votes
2 answers

Hadoop error: Input path does not exist

Nov 30, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 13,650 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 • 5,020 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 • 16,853 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 • 3,587 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 • 5,520 views
0 votes
3 answers

How to learn Database Management System?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 885 views
0 votes
2 answers

Database Manager Skills

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 587 views
0 votes
3 answers

What does a Database Manager do?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 525 views
0 votes
2 answers

Which are some good tools for Database Management?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 398 views
0 votes
2 answers

How much does a Database Manager earn?

Nov 29, 2018 in Career Counselling by Kapoor
 • 1,070 points • 531 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 • 5,391 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 • 19,224 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 • 2,841 views
0 votes
3 answers

Can a fresher become a Big Data Architect?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 572 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 • 1,087 views
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2 answers

Skills for Big Data Architect

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 930 views
0 votes
2 answers

What does a Big Data Architect do?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,924 views
0 votes
2 answers

What is the Salary of Big Data Architect?

Nov 28, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 610 views
0 votes
1 answer

Free Hadoop Cluster Experiments

Nov 27, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,396 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 • 8,259 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 • 2,440 views
0 votes
1 answer

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

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 3,182 views
0 votes
1 answer

How to use mountable HDFS on Centos?

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 1,888 views
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