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1、ABSTRACTABSTRACTPortaltechnologyisastandardizedinformationintegrationsolutionforenterprises.Informationportalplatformbuiltonthistechnologycanprovideauniformaccessforusersfromdifferentbusinesssystems,removethebarriersthereinandeliminatethe“informationislands”.WiththedeepeningofChineseenterprises‟
2、informatizationprocess,thereisanincreasingdemandofinformationportalplatform.Chinesecompaniesconcernnotonlythematterofhavingsuchplatformornot,butalsobegintopayattentiontosuchissuesasiterativedevelopment,highcosts,longconstructioncycle,andmaintenancedifficulties.Tosolvetheseproblems,thepresentthes
3、isconductsadetailedresearchonPortaltechnologyandmulti-tenancytechnology.Itcombinesthetwotechnologiesanddesignsthemulti-tenancyinformationportalplatform.Byintegratingmulti-tenancytechnologyintoPortal,theplatformiscapableofreusingPortal‟ssoftwareandhardwareresourcesandloweringtheconstructionandusa
4、gecosts.Firstly,basedonmulti-tenancytechnology‟simplementationideasaswellasPortal‟sapplicationscenariosandfeatures,thepresentthesisdeterminestomakeuseofthePortlet‟sresourcemanagementframeworkandthemulti-tenancybasedstoragesystemtoisolatethetenants,andachievemulti-tenancybycuttingthePortletsetsan
5、ddatainPortal.Secondly,thethesisintroducesindetailthedesigningprocessofthePortletresourcemanagementframeworkandthemulti-tenancystoragesystem.WhiledesigningthePortletresourcemanagementsystem,thethesisexploresthecharacteristicsofPortal‟sresourcesandestablishestheresourcemodeltodefinetheconceptsofr
6、esource,resourceprovider,resourceuser,andtherelationsamongthethree.Itsetsuptheresourcesharingandisolationmechanism,whichiscapableofsharingandisolatingPortlet‟sresourcesthroughsystemresourcepoolandtenant‟sprivateresourcepool,andalsodesignsthemanagementprocessofPortlet‟sresourcesinthemulti-tenantc
7、yinformationportalplatformaccordingtotheapplicationscenariosofPortal.Inthedesigningprocessofthedatastoragesystem,thisthesisdiscussesthethreeII万方数据ABSTRACTdifferentwaystosavemulti-tenantsdata,anddeterminesthestoragesolutionof
