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1、英文资料翻译系别物联网技术学院专业物联网应用技术班级物联网1102学生姓名程路学号100110999指导教师钱学明2014年4月15ChallengesforDatabaseManagementintheInternetofThingsThisarticlediscussesthechallengesforDatabaseManagementintheInternetofThings.WeprovidescenariostoillustratethenewworldthatwillbeproducedbytheInternetofThings,wherephysicalobjects
2、arefullyintegratedintotheinformationhighway.WediscussthedifferenttypesofdatathatwillbepartoftheInternetofThings.Theseincludeidentification,positional,environmental,historical,anddescriptivedata.Weconsiderthechallengesbroughtbytheneedtomanagevastquantitiesofdataacrossheterogeneoussystems.Inparti
3、cular,weconsidertheareasofquerying,indexing,processmodeling,transactionhandling,andintegrationofheterogeneoussystems.Werefertotheearlierworkthatmightprovidesolutionsforthesechallenges.FinallywediscussaroadmapfortheInternetofThingsandrespectivetechnicalpriorities.TheInternetofThings(IoT)isaself-
4、styledtermtodescribeobjectsthatareabletocommunicateviatheInternet.Objectsrangefromsensorinputstoactua-torsthatcontrolphysicalobjectswithnewinteractionsrequiringadvancesinmachineandhumaninterfaces.ItiswidelyforecastthattheseobjectswillnumberinthetrillionsoverthenextfiveyearsofInternetdevelopment
5、.Halleretal.haveprovidedthefollowingdefinition.“Aworldwherephysicalobjectsareseamlesslyintegratedintotheinformationnetwork,andwherethey,thephysicalobjects,canbecomeactiveparticipantsinbusinessprocesses.Servicesareavailabletointeractwiththese‘smartobjects’overtheInternet,querytheirstateandanyinf
6、ormationassociatedwiththem,takingintoaccountsecurityandprivacyissues.”Historically,theIoTreferredmainlytoRadio-frequencyidentification(RFID)taggedobjectsthatusedtheInter-nettocommunicate.Itsoriginslieinthemanufacturingarea,forexample,theAuto-idproject.TheCambridgeAuto-idlaboratoryproducedanumbe
7、rofwhitearticles,journals,andconferencearticleson15theproject.RFIDisnottheonlymeansofconnectiontotheIoT.Wirelesssensornetworkswillprovidecontinuousstreamsofdataonvariousenvironmentalcharacteristics,whichmaybefedintotheIoT.Othermor
