油氣生產(chǎn)信息數(shù)據(jù)倉庫維層次結(jié)構(gòu)模型與維護研究.pdf

1、西安石油大學碩士學位論文油氣生產(chǎn)信息數(shù)據(jù)倉庫維層次結(jié)構(gòu)模型與維護研究姓名：高志國申請學位級別：碩士專業(yè)：計算機應(yīng)用技術(shù)指導教師：方明20070515英文摘要Subjeet：ResearchontheDimensionModelandMaintenanceofOilInformationalDataWarehouseSpeciality：ComputerAppHcationTechnoogyName：GaoZhiGuo(signature

2、)血o：叢&衄：MiInstructorFangMing(si印咖re)丘移也爭：(s咖atllre)毖車坐算AbstraetAmountofdataandinformationofproductionisproducedduringoilandgasfielddevelopmentandproductioneverydayandthedatawouldbecomeverylargeafteralongtimeIthasbecomeim

3、portantgraduallyonhowtoabstractthevaliddataandinformationfromthenumberofdatainformationandutilizethevaluabledataBecausotheconventionaldatabasewhichthepurposeofoperationcannotwo、，idethevaliddecisionmakingitneedtobuildthec

4、orrespondingdatawarehousetomanagellistoficaldataandprovidedecisionmakingThefoundationofDimensionStructureModelisthekeyofthedatawarehouseItismultidimensionviewanditprovidetheanalyzeangleofviewtoanalyzepersonandadministrat

5、ors，alsoitinfluencedirectlytheresultofdecisionmakinganalyzeOnthebaseofbuildingfoundationofOilDatawarehouse，thepaperresearchitandprovidethedataStructureModelanddatamaintenancestrategyThatincluding：DimensionStructureModelo

6、foildatawarehouseWasDesignedandprovidedThroughanalyzeanddiscussofdatawarehousedimensionstructure，wedesignthelogicaldimensionstructurethatfittingtooildatawarehouseandprovideapowerfulfoundationforOLAPThissystemdesignsanana

7、lyticuserdefinedmodeltopromoteus盯convenienceThemuhidimensionviewWasadvancedforoilinformationdatawarehouseAfterdefiningbroadindexanddynamicdimensionItcanbeuseddirectlynotthroughmappingbetweendimensionandobjectagainusingit

8、callsimplytheoperationofadministratorandimprovetheflexibilityofmanageDatamaintenancestrategyWasgiventooildatainformationwarehouseThissystemwillestablishthedatamaintenancestrategyandcatchthechangeofdataandeditthemaintenan