object databases and mass storage systems the prognosis the rd45 collaboration

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1、EUROPEANORGANIZATIONFORNUCLEARRESEARCHCERN/LHCC96-17LCRB/RD458February1996ObjectDatabasesandMassStorageSystems:ThePrognosisTheRD45collaborationCERN,Geneva,SwitzerlandObjectDatabasesandMassStorageSystems:ThePrognosisObjectDatabasesandMassStorageSystems:ThePrognosisFebruary8,199611Wepre

2、sentastatementoftheProbableCapabilitiesofaHEPPersistentObjectManagementSystembaseduponcommercialObjectDatabaseManagementSystems(ODBMS)andlarge-marketMassStorageSystems(MSS).Manyofthecapabilitiesmentionedinthisreportareexpectedtobecomeavailableincommercialproductslongbefore2004.However

3、,itisfeltunwisetoattempttoextrapolatemuchbeyondtheyear2000,particularlywhensomepeoplepredictthatmuchofourcurrentcomputinginfrastructure,namelyPCsandworkstations,willbecomeobsoletebeforethen.Thus,ratherthanextrapolatetoofarintothefuture,weprefertomakemorerealistic,andjustifiable,predict

4、ionsforashortertimeperiod,andupdatethesepredictionswithtime.Thisdocumenthasbeenproducedinresponsetotherevisedmilestone1setbytheLCRBontheRD45collaboration.ThepurposeofthedocumentistoprovidetheappropriatetechnologicalinputtotheLHCComputingModelWorkingGroups.1Introduction................

5、..............................................................................................5February8,1996222InformationandDBMSTrends,Beyond2000........................................................52.1Introduction..................................................................

6、.......................................................52.2SeetheFutureinthePast....................................................................................................52.3User-LevelAbstraction................................................................................

7、........................62.4TransparentStorage.............................................................................................................72.5ProliferationofComputersandCommunication................................................................82.6TheSumisGreatertha

8、ntheP