Recent questions tagged big-data

0 votes
1 answer

How can I access S3/S3n from a local Hadoop 2.6 installation?

Oct 3, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 5,424 views
0 votes
1 answer

Integration of Hadoop with Mongo DB concept

Sep 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,747 views
0 votes
2 answers

Is there a .NET equivalent to Apache Hadoop?

Sep 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,732 views
0 votes
1 answer

How to assess and compare Hadoop for Business Intelligence?

Aug 8, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 680 views
+1 vote
3 answers

What is the difference between rdd and dataframes in Apache Spark ?

Jul 27, 2018 in Apache Spark by shams
 • 3,670 points • 43,074 views
0 votes
1 answer

How to commit message offsets in Kafka for reliable data pipeline?

Jul 10, 2018 in Apache Kafka by coldcode
 • 2,090 points • 3,576 views
+2 votes
9 answers

Writing the Kafka consumer output to a file

Jul 10, 2018 in Apache Kafka by coldcode
 • 2,090 points • 38,560 views
+1 vote
8 answers

How to replace null values in Spark DataFrame?

May 31, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 75,358 views
0 votes
2 answers

In a Spark DataFrame how can I flatten the struct?

May 24, 2018 in Apache Spark by code799
 • 6,109 views
0 votes
2 answers

Difference between HDFS and NFS

May 8, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 14,990 views
0 votes
1 answer

How to delete a directory from Hadoop cluster which is having comma(,) in its name?

May 7, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 3,061 views
0 votes
1 answer

Could not find the Sqoop directory in HDP 2.2

May 4, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 1,487 views
0 votes
1 answer

Getting error while building Hadoop core jar using ant.

Apr 18, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 992 views
0 votes
1 answer

How can I put file to HDFS directly without copying it local disk?

Apr 15, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 4,596 views
0 votes
1 answer

Can one implement combiner and reducer separately?

Apr 10, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,089 views
0 votes
1 answer

Joining Multiple Spark Dataframes

Mar 26, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,851 views
+1 vote
2 answers

Failed to restart Hadoop namenode using cloudera quickstart

Mar 16, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 4,268 views
0 votes
1 answer

Big Data transformations with R

Dec 18, 2017 in Data Analytics by Koushik
 • 1,030 views
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