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1、SupportingFiniteElementAnalysiswithaRelationalDatabaseBackendPartI:ThereisLifebeyondFilesGerdHeberCornellTheoryCenter,638RhodesHall,CornellUniversity,Ithaca,NY14850,USAheber@tc.cornell.eduJimGrayMicrosoftResearch,SanFrancisco,CA,94105,USAGray@Microsoft.comApril2005TechnicalReportMSR-TR-20
2、05-49MicrosoftResearchAdvancedTechnologyDivisionMicrosoftCorporationOneMicrosoftWayRedmond,WA980522GerdHeberandJimGraySupportingFiniteElementAnalysiswithaRelationalDatabaseBackendPartI:ThereisLifebeyondFilesGerdHeberandJimGrayCornellTheoryCenter,638RhodesHall,Ithaca,NY14850,USAheber@tc.co
3、rnell.eduMicrosoftResearch,455MarketSt.,SanFrancisco,CA94105,USAgray@microsoft.comAbstract:Inthispaper,weshowhowtouseaRelationalDatabaseManagementSysteminsupportofFiniteElementAnalysis.Webelieveitisanewwayofthinkingaboutdatamanagementinwell-understoodapplicationstopreparethemfortwomajorch
4、allenges,-sizeandintegration(globalization).Neitherextremesizenorintegration(withotherapplicationsovertheWeb)wasadesignconcern30yearsagowhentheparadigmforFEAimplementationfirstwasformed.Ontheotherhand,databasetechnologyhascomealongwaysinceitsinceptionanditispasttimetohighlightitsusefulnes
5、stothefieldofscientificcomputingandcomputerbasedengineering.ThisseriesaimstowidenthelistofapplicationsfordatabasedesignersandforFEAusersandapplicationdeveloperstoreapsomeofthebenefitsofdatabasedevelopment.IntroductionThisisthefirstarticleofathree-partseries.Together,theyshowhowRelationalD
6、atabaseManagementSystems(RDBMS)candramaticallysimplifythewellestablishedengineeringtool,FiniteElementAnalysis(FEA).Affordablehigh-performancecomputingclustersbasedoncommodityhardwareandsoftwarewillsoonmakelarge-scaleFEAasstandardatoolasdesktopFEApackagesaretoday.Butlarge-scaleFEAhasasubst
7、antialdatamanagementcomponentindefiningtheproblem,buildingthemesh,runningthecomputation,andanalyzingtheresultinginformation.Current,file-basedFEAdatamanagementpracticelacksthescalabilityandfunctionalityneededtomakeiteasyforengineerstouseonhugeproblems.IntroducingRel
