20 Answered Questions

10 Answered Questions

[SOLVED] Write to multiple outputs by key Spark - one Spark job

6 Answered Questions

[SOLVED] How does Hadoop process records split across block boundaries?

3 Answered Questions

[SOLVED] Primary keys with Apache Spark

11 Answered Questions

[SOLVED] Spark - load CSV file as DataFrame?

1 Answered Questions

[SOLVED] Hive: Best way to do incremetal updates on a main table

1 Answered Questions

10 Answered Questions

[SOLVED] merge output files after reduce phase

  • 2011-04-18 08:01:55
  • Shahryar
  • 70890 View
  • 74 Score
  • 10 Answer
  • Tags:   hadoop mapreduce

15 Answered Questions

[SOLVED] Failed to locate the winutils binary in the hadoop binary path

  • 2013-10-27 16:49:39
  • user2925491
  • 166512 View
  • 101 Score
  • 15 Answer
  • Tags:   hadoop

15 Answered Questions

[SOLVED] How to turn off INFO logging in Spark?

16 Answered Questions

[SOLVED] hadoop No FileSystem for scheme: file

  • 2013-06-23 20:27:58
  • Mahender Singh
  • 91466 View
  • 83 Score
  • 16 Answer
  • Tags:   java hadoop io

3 Answered Questions

[SOLVED] Write a file in hdfs with Java

  • 2013-04-14 15:34:52
  • user1878364
  • 87142 View
  • 50 Score
  • 3 Answer
  • Tags:   java hadoop hdfs

6 Answered Questions

[SOLVED] Container is running beyond memory limits

15 Answered Questions

[SOLVED] Setting the number of map tasks and reduce tasks

  • 2011-07-30 19:16:07
  • asembereng
  • 151592 View
  • 35 Score
  • 15 Answer
  • Tags:   hadoop mapreduce

5 Answered Questions

2 Answered Questions

[SOLVED] Read whole text files from a compression in Spark

9 Answered Questions

8 Answered Questions

[SOLVED] What is the difference between partitioning and bucketing a table in Hive ?

  • 2013-10-02 02:09:09
  • NishM
  • 140244 View
  • 120 Score
  • 8 Answer
  • Tags:   hadoop hive

6 Answered Questions

[SOLVED] Calling a mapreduce job from a simple java program

1 Answered Questions

[SOLVED] How does Hadoop Namenode failover process works?

17 Answered Questions

[SOLVED] Difference between Hive internal tables and external tables?

  • 2013-06-11 07:12:19
  • DrewRose
  • 168795 View
  • 103 Score
  • 17 Answer
  • Tags:   hadoop hive hiveql

1 Answered Questions

2 Answered Questions

[SOLVED] Technically what is the difference between s3n, s3a and s3?

1 Answered Questions

9 Answered Questions

[SOLVED] Name node is in safe mode. Not able to leave

  • 2013-04-04 05:34:51
  • Unmesha SreeVeni
  • 175802 View
  • 114 Score
  • 9 Answer
  • Tags:   hadoop hdfs

5 Answered Questions

[SOLVED] How to use Sqoop in Java Program?

  • 2012-02-10 14:50:36
  • pradeep
  • 26965 View
  • 22 Score
  • 5 Answer
  • Tags:   java hadoop sqoop

5 Answered Questions

[SOLVED] hadoop map reduce secondary sorting

1 Answered Questions

[SOLVED] How can PySpark be called in debug mode?

13 Answered Questions

[SOLVED] Chaining multiple MapReduce jobs in Hadoop

  • 2010-03-23 11:55:14
  • Niels Basjes
  • 78001 View
  • 118 Score
  • 13 Answer
  • Tags:   hadoop mapreduce