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1、TiUe:Major:N鋤e:Supervisor:ResearchandDesi印oftheETLSyStemofTelecomIndusnySof融areEn西neerh喀DongⅥ脅ⅥY抽g(AssocialePfofesSor)ABSTRACT111erapiddevelopmentandapplicationofcomputer觚dne柳orktecllIlologyhaSprovidedenterprisesvast鋤ountsofCIa_taresources,Wtlichconstitutea
2、Valuableassetoftheente叫se.However,systems枷ch1ackcommllllicationwitheachotherareofbenunablet0worktogether,aIldtheycannotintegrateandusetheacc啪ulateddatae伍:ctively.Today,morearldmoreente印risesarebuildingda:tawa肥housest0meet恤irdecision.m越ngrequir鋤ent.Therefore
3、medatacollectedorgeneratedby砌ependentsystemsShouldbeintegrated.AsaIlinte伊ationsolutionofbuildingdatawarehouse,ETLprocedureprovidesservicesthatex仃acting(E)data舶mdatasources,cle撕ngaIld仃ansfoming(T)d砒aIldloading(L)dataintothetargetdataⅥ?!畆e量louse.Firstly'mispa
4、pergivesabriefin舡oductionaboutthebasicconc印tofETLprocedure,t11eresearchsta:tusofETLa11ditssigmficancetomeindus仃y.Secondly’蛾anETLup鏟adingprojectofteko㈣ications酞lus蚵as饋lebackground,仕Iep印ershowsatop·dowrIlaIldst印wiserefinedaIlalysisandaIlobject。orientedUML.bas
5、edvisualmodeling.7111irmy,accordingtotherequirementofthesystem,wegive也edesi薩of也esyste啦arcKtecture,thedesignofpfocess雒d也edesi莎ofkeymodel,aIldpresemadetaileddesignofthesystembaSedonthem.Fo刪y,weimplementtheETLsystem.Withcharacteristicsofobject-oriented,1ikeirl
6、lleritallce,p01ymo印msmandsoon,thesystemhaSacleararchitecture.Fi矗hly,證lisp印erpresentsthenl血ng.tiIlleinte舭eoftheETLsystemandthecon觚tbe骶饑itaIldtlleoldone.Inmetestenvironment,theefficiencyinthenewsystemisslightlylo、ver仕姍the01done,butitmeetsthesystemrequirements
7、aIldhaSgoodplatfo硼independence.Finally,wedrawaconclusioninthemobilepaymentsystem,aIldmal【eaforecaStonthemobilepaymentservicesand如tureresearclling.Beforeup鏟ading,theSystemistooprofessioI“tooperatebecauseitisimplementedinC++andnlebusiness109icofETLprocedureis
8、directlycodingintheprograIn.7111isp印erin仃oducesanode-caChe仃a11sf.o肌ingmodel,Whichbreaksdownmebusiness109icofETLprocedureintonodesandETLprocedureisexecutedinthenode.cachemodel.T11enodesarecompiledintoby