[MapReduce.Design.Patterns(2012.11)].Donald.Miner.文字版

《[MapReduce.Design.Patterns(2012.11)].Donald.Miner.文字版》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

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

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

3、ndMikeHendricksonProofreader:DawnCarelliProductionEditor:ChristopherHearseCoverDesigner:RandyComerInteriorDesigner:DavidFutatoIllustrator:RebeccaDemarestDecember2012:FirstEditionRevisionHistoryfortheFirstEdition:2012-11-20FirstreleaseSeehttp://oreilly.com/catalog/er

4、rata.csp?isbn=9781449327170forreleasedetails.NutshellHandbook,theNutshellHandbooklogo,andtheO’ReillylogoareregisteredtrademarksofO’ReillyMedia,Inc.MapReduceDesignPatterns,theimageofPèreDavid’sdeer,andrelatedtradedressaretrademarksofO’ReillyMedia,Inc.Manyofthedesigna

5、tionsusedbymanufacturersandsellerstodistinguishtheirproductsareclaimedastrademarks.Wherethosedesignationsappearinthisbook,andO’ReillyMedia,Inc.,wasawareofatrade‐markclaim,thedesignationshavebeenprintedincapsorinitialcaps.Whileeveryprecautionhasbeentakeninthepreparat

6、ionofthisbook,thepublisherandauthorsassumenoresponsibilityforerrorsoromissions,orfordamagesresultingfromtheuseoftheinformationcontainedherein.ISBN:978-1-449-32717-0[LSI]ForWilliamTableofContentsPreface.................................................................

7、......ix1.DesignPatternsandMapReduce...............................................1DesignPatterns2MapReduceHistory4MapReduceandHadoopRefresher4HadoopExample:WordCount7PigandHive112.SummarizationPatterns.....................................................13Numerica

8、lSummarizations14PatternDescription14NumericalSummarizationExamples17InvertedIndexSummarizations32PatternDescription32InvertedIndexExample