Recent questions tagged spark

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Changing Column position in spark dataframe

Apr 19, 2018 in Apache Spark by kurt_cobain
 • 9,390 points • 13,248 views
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1 answer

How to groupBy/count then filter on count in Scala

Apr 19, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 28,812 views
0 votes
1 answer

How to tune Spark jobs & optimize the performance?

Apr 18, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,674 views
0 votes
1 answer

How do I connect my Spark based HDInsight cluster to my blob storage?

Apr 15, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 1,932 views
0 votes
1 answer

Writing File into HDFS using spark scala

Apr 6, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 16,758 views
0 votes
1 answer

What is the benefit of using CDH over other Distributors?

Mar 29, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 450 views
0 votes
1 answer

Joining Multiple Spark Dataframes

Mar 26, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,640 views
0 votes
3 answers

Can we run Spark without using Hadoop?

Mar 23, 2018 in Big Data Hadoop by kurt_cobain
 • 9,390 points • 1,872 views
+1 vote
1 answer

I installed Spark but while executing command, I am getting ‘hadoop’ command not found error?

Mar 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,968 views
0 votes
1 answer

What do we exactly mean by “Hadoop” – the definition of Hadoop?

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,622 views
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