Recent questions tagged big-data

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How to read Spark elements having multiple lines each?

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,620 views
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1 answer

Hadoop: java.lang.IllegalArgumentException: Wrong FS: expected: file:///

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 10,001 views
+1 vote
1 answer

Not able to start datanode in Hadoop

Dec 12, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,848 views
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3 answers

Roles of a Data Mining Analyst

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,523 views
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3 answers

What Skills do i need to become a Data Mining Analyst?

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,838 views
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3 answers

Which are the best Data Mining Tools?

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,857 views
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2 answers

Data Mining vs Data Analysis

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,171 views
+1 vote
3 answers

Data Mining Analyst Salary

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,406 views
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1 answer

Hadoop Hive: ClassNotFoundException: org.apache.hive.jdbc.HiveDriver

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 7,458 views
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1 answer

How to copy files in hdfs with wildcards?

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,033 views
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1 answer

How to read more than one files in Apache Spark?

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,768 views
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1 answer

Not able to start jobtracker in hadoop

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,684 views
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2 answers

What are the tools used by Business Analysts?

Dec 11, 2018 in Career Counselling by Haman
 • 660 points • 2,319 views
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3 answers

Business System Analyst Skills

Dec 11, 2018 in Career Counselling by Haman
 • 660 points • 2,523 views
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2 answers

Business System Analyst Certification

Dec 11, 2018 in Career Counselling by Haman
 • 660 points • 3,498 views
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3 answers

Business System Analyst Responsibilities

Dec 11, 2018 in Career Counselling by Haman
 • 660 points • 2,756 views
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2 answers

Salary for Business System Analyst

Dec 11, 2018 in Career Counselling by Haman
 • 660 points • 2,010 views
0 votes
1 answer

Do worker hosts need access to the Cloudera public repositories for an install with Cloudera Manager?

Dec 7, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,934 views
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1 answer

Does Cloudera Manager Support an API?

Dec 7, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,535 views
+1 vote
1 answer

How to read hdfs file using python?

Dec 7, 2018 in Python by digger
 • 26,740 points • 6,796 views
+1 vote
1 answer

Python function to run hdfs commands

Dec 7, 2018 in Python by digger
 • 26,740 points • 6,180 views
+1 vote
1 answer

How to get status of hdfs directory using python?

Dec 7, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,991 views
+1 vote
1 answer

How to write file in hdfs using python?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 9,668 views
0 votes
1 answer

How to create new directory in hdfs using java code?

Dec 6, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 5,255 views
0 votes
4 answers

What are the best Database Administration Tools?

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 3,129 views
0 votes
2 answers

Database Administrator Certification

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 3,140 views
0 votes
5 answers

What are the functions of a Database Administrator?

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 13,951 views
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2 answers

What skills do I need to become a Database Administrator?

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 2,144 views
0 votes
2 answers

Database Administrator Salary

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 2,550 views
0 votes
1 answer

How to use jar file without putting it in hdfs?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,104 views
0 votes
1 answer

How to concatenate hdfs files and store in output file?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,401 views
0 votes
1 answer

Start-dfs.sh daemons not starting. localhost: mkdir: cannot create directory `/user': Permission denied

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,883 views
0 votes
1 answer

Hadoop sqoop import not working. Error: ERROR manager.SqlManager: Error reading from database

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,354 views
0 votes
1 answer

Not able to create Hive table from HDFS file

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,843 views
0 votes
1 answer

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 • 4,163 views
0 votes
3 answers

Database Developer Certification

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,540 views
0 votes
3 answers

What does a Database Developer do?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,449 views
0 votes
2 answers

Database Developer Tools

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,213 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 • 18,945 views
0 votes
2 answers

How much does a Database developer earn?

Dec 5, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 2,441 views
0 votes
1 answer

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

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,354 views
0 votes
1 answer

Hadoop Hive: Correlating expression cannot contain unqualified column references

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,629 views
0 votes
1 answer

Cant find slave on ResourceManager Web UI

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,019 views
0 votes
3 answers

Data Modeler Certifications

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 5,503 views
0 votes
3 answers

What does a Data Modeler do?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 4,766 views
0 votes
2 answers

Data Modeler Skills

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,847 views
+1 vote
3 answers

Which are the tools used for Data Modeling?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 3,275 views
0 votes
2 answers

How much does a Data Modeler earn?

Dec 4, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,770 views
0 votes
3 answers

Will Data Warehousing die? What is its future?

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 2,203 views
0 votes
2 answers

Data Warehouse Analyst Certifications

Dec 3, 2018 in Career Counselling by Kapoor
 • 1,070 points • 2,298 views
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