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[SOLVED] Does MongoDB's $in clause guarantee order

6 Answered Questions

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

10 Answered Questions

[SOLVED] merge output files after reduce phase

  • 2011-04-18 08:01:55
  • Shahryar
  • 71762 View
  • 74 Score
  • 10 Answer
  • Tags:   hadoop mapreduce

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
  • 153340 View
  • 37 Score
  • 15 Answer
  • Tags:   hadoop mapreduce

3 Answered Questions

9 Answered Questions

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

2 Answered Questions

[SOLVED] Merging two collections in MongoDB

  • 2012-03-14 06:25:15
  • TFX
  • 47097 View
  • 19 Score
  • 2 Answer
  • Tags:   mongodb mapreduce

2 Answered Questions

[SOLVED] Is Mongodb Aggregation framework faster than map/reduce?

3 Answered Questions

[SOLVED] Using map/reduce for mapping the properties in a collection

  • 2010-06-08 11:55:09
  • Andrea Fiore
  • 11732 View
  • 25 Score
  • 3 Answer
  • Tags:   mongodb mapreduce

5 Answered Questions

[SOLVED] hadoop map reduce secondary sorting

13 Answered Questions

[SOLVED] Chaining multiple MapReduce jobs in Hadoop

  • 2010-03-23 11:55:14
  • Niels Basjes
  • 80188 View
  • 120 Score
  • 13 Answer
  • Tags:   hadoop mapreduce

3 Answered Questions

8 Answered Questions

[SOLVED] When do reduce tasks start in Hadoop?

1 Answered Questions

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1 Answered Questions

[SOLVED] hadoop.mapred vs hadoop.mapreduce?

1 Answered Questions

[SOLVED] Oozie: Launch Map-Reduce from Oozie <java> action?

6 Answered Questions

[SOLVED] Hadoop DistributedCache is deprecated - what is the preferred API?

2 Answered Questions

[SOLVED] Why is Spark faster than Hadoop Map Reduce

1 Answered Questions

[SOLVED] Remove Duplicates from MongoDB

1 Answered Questions

[SOLVED] Reading file as single record in hadoop

1 Answered Questions

5 Answered Questions

8 Answered Questions

[SOLVED] data block size in HDFS, why 64MB?

1 Answered Questions

[SOLVED] Best way to do one-to-many "JOIN" in CouchDB

  • 2010-06-13 18:43:04
  • mit
  • 12610 View
  • 33 Score
  • 1 Answer
  • Tags:   couchdb mapreduce

3 Answered Questions

[SOLVED] MultipleOutputFormat in hadoop

10 Answered Questions

[SOLVED] How to get the input file name in the mapper in a Hadoop program?

  • 2013-09-25 18:28:13
  • HHH
  • 42670 View
  • 41 Score
  • 10 Answer
  • Tags:   hadoop mapreduce

2 Answered Questions

[SOLVED] MongoDB Stored Procedure Equivalent