mapreduce design patterns(refined)

mapreduce design patterns(refined)

ID:14822102

大小:2.41 MB

页数:251页

时间:2018-07-30

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1、MapReduceDesignPatternsDonaldMinerandAdamShookMapReduceDesignPatternsbyDonaldMinerandAdamShookCopyright©2013DonaldMinerandAdamShook.Allrightsreserved.PrintedintheUnitedStatesofAmerica.PublishedbyO’ReillyMedia,Inc.,1005GravensteinHighwayNorth,Sebastopol,CA95472.O’Reillybooksm

2、aybepurchasedforeducational,business,orsalespromotionaluse.Onlineeditionsarealsoavailableformosttitles(http://my.safaribooksonline.com).Formoreinformation,contactourcorporate/institutionalsalesdepartment:800-998-9938orcorporate@oreilly.com.Editors:AndyOramandMikeHendricksonP

3、roofreader:DawnCarelliProductionEditor:ChristopherHearseCoverDesigner:RandyComerInteriorDesigner:DavidFutatoIllustrator:RebeccaDemarestDecember2012:FirstEditionRevisionHistoryfortheFirstEdition:2012-11-20FirstreleaseSeehttp://oreilly.com/catalog/errata.csp?isbn=9781449327170

4、forreleasedetails.NutshellHandbook,theNutshellHandbooklogo,andtheO’ReillylogoareregisteredtrademarksofO’ReillyMedia,Inc.MapReduceDesignPatterns,theimageofPèreDavid’sdeer,andrelatedtradedressaretrademarksofO’ReillyMedia,Inc.Manyofthedesignationsusedbymanufacturersandsellersto

5、distinguishtheirproductsareclaimedastrademarks.Wherethosedesignationsappearinthisbook,andO’ReillyMedia,Inc.,wasawareofatrade‐markclaim,thedesignationshavebeenprintedincapsorinitialcaps.Whileeveryprecautionhasbeentakeninthepreparationofthisbook,thepublisherandauthorsassumenor

6、esponsibilityforerrorsoromissions,orfordamagesresultingfromtheuseoftheinformationcontainedherein.ISBN:978-1-449-32717-0[LSI]ForWilliamTableofContentsPreface.......................................................................ix1.DesignPatternsandMapReduce..................

7、.............................1DesignPatterns2MapReduceHistory4MapReduceandHadoopRefresher4HadoopExample:WordCount7PigandHive112.SummarizationPatterns.....................................................13NumericalSummarizations14PatternDescription14NumericalSummarizationExam

8、ples17InvertedIndexSummarizations32PatternDescription32InvertedIndexExample

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