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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
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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
