Recent questions tagged big-data

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Hadoop Hive partitioning

Dec 14, 2018 in Big Data Hadoop by digger
 • 26,740 points • 972 views
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1 answer

How do I join 2 tables in PIG using 2 fields?

Dec 13, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,993 views
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1 answer

Not able to list sqoop jobs

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 929 views
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1 answer

Hadoop Hive query to filter employees

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 3,353 views
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1 answer

How to connect impala to cloud lab?

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 905 views
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1 answer

Hadoop PIG extraction shows no output

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 464 views
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1 answer

What is the difference between Map-side join and Reduce-side join?

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 5,049 views
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1 answer

Which side join is taken by default by hive? Map-side or Reduce-side?

Dec 13, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 961 views
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1 answer

Data Strategist vs Data Scientist

Dec 13, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,686 views
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2 answers

Data Strategy courses

Dec 13, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,108 views
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3 answers

What does a Data Strategist do?

Dec 13, 2018 in Career Counselling by Kapoor
 • 1,070 points • 6,514 views
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2 answers

Skills of a Data Strategist

Dec 13, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,640 views
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2 answers

Data Strategist Salaries

Dec 13, 2018 in Career Counselling by Kapoor
 • 1,070 points • 446 views
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1 answer

Can not list/access files of local system from hadoop

Dec 13, 2018 in Big Data Hadoop by digger
 • 26,740 points • 587 views
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1 answer

How to unzip a zipped file stored in Hadoop hdfs?

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 11,921 views
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1 answer

How to run Java file in Hadoop?

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,427 views
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1 answer

How to read Spark elements having multiple lines each?

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,191 views
0 votes
1 answer

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

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 7,362 views
+1 vote
1 answer

Not able to start datanode in Hadoop

Dec 12, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 1,504 views
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3 answers

Roles of a Data Mining Analyst

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 1,551 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 • 1,991 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 • 1,657 views
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2 answers

Data Mining vs Data Analysis

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 899 views
+1 vote
3 answers

Data Mining Analyst Salary

Dec 12, 2018 in Career Counselling by Vidhyut
 • 1,170 points • 666 views
0 votes
1 answer

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

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,516 views
0 votes
1 answer

How to copy files in hdfs with wildcards?

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,265 views
0 votes
1 answer

How to read more than one files in Apache Spark?

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,395 views
0 votes
1 answer

Not able to start jobtracker in hadoop

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,156 views
0 votes
2 answers

What are the tools used by Business Analysts?

Dec 11, 2018 in Career Counselling by Haman
 • 650 points • 575 views
0 votes
3 answers

Business System Analyst Skills

Dec 11, 2018 in Career Counselling by Haman
 • 650 points • 806 views
0 votes
2 answers

Business System Analyst Certification

Dec 11, 2018 in Career Counselling by Haman
 • 650 points • 1,974 views
0 votes
3 answers

Business System Analyst Responsibilities

Dec 11, 2018 in Career Counselling by Haman
 • 650 points • 899 views
0 votes
2 answers

Salary for Business System Analyst

Dec 11, 2018 in Career Counselling by Haman
 • 650 points • 517 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 • 544 views
0 votes
1 answer

Does Cloudera Manager Support an API?

Dec 7, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 383 views
+1 vote
1 answer

How to read hdfs file using python?

Dec 7, 2018 in Python by digger
 • 26,740 points • 5,413 views
+1 vote
1 answer

Python function to run hdfs commands

Dec 7, 2018 in Python by digger
 • 26,740 points • 4,160 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 • 2,427 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 • 8,097 views
0 votes
1 answer

How to create new directory in hdfs using java code?

Dec 6, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 3,499 views
0 votes
4 answers

What are the best Database Administration Tools?

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 925 views
0 votes
2 answers

Database Administrator Certification

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 1,427 views
0 votes
5 answers

What are the functions of a Database Administrator?

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 10,452 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 • 576 views
0 votes
2 answers

Database Administrator Salary

Dec 6, 2018 in Career Counselling by Kapoor
 • 1,070 points • 681 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 • 561 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 • 3,579 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 • 2,777 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 • 1,894 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 • 2,303 views
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