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1、JDBC(JavaDataBaseConnectivity)JDBC(JavaDataBaseConnectivity,)isaSQLstatementfortheimplementationoftheJavaAPI,foravarietyofrelationaldatabasestoprovideaunifiedvisitbyagroup,it’susingJavalanguagepreparationclassesandinterface.JDBCfortools/databasedevelopmentpr
2、ovidesastandardAPI,whichcanbuildmoresophisticatedtoolsandinterfacestodatabasedevelopers.PureJavaAPIcanbeusedtopreparedatabaseapplications,atthesametime,JDBCisalsoabrandname.WithJDBC,datasenttothevariousrelationshipsSQLstatementisaveryeasymatter.Inotherwordsw
3、ithJDBCAPI,wedonothavetovisitaSybasedatabasetowritespecializedprocedures,visittheOracledatabasespecificallytowriteaprogram,orvisitInformixdatabaseandthepreparationofanotherprocedure,programmersshouldusetheJDBCAPItowriteaprocedureenough,itcanbesenttothecorres
4、pondingSQLdatabasecalls.Meanwhile,theJavalanguageandJDBCtointegratenon-programmersdonothaveto,withaplatformforthepreparationofdifferentapplications,justwriteitagainintheprocesscanberunonanyplatform,whichistheJavalanguage"Writeonce,runeverywhere"advantage.Jav
5、adatabaseConnectArchitectureforJavaapplicationofthestandardmethodofconnectingtothedatabase.JDBCisthecaseofJavaprogrammersAPI,andtherealizationofthedatabaseconnectionisthecaseofserviceprovidersinterfacemodel.AsAPI,JDBCprogramdevelopmentfortheprovisionofstanda
6、rdinterfaces,anddatabasevendorsandthird-partymiddlewarevendorstoachieveconnectivityanddatabaseprovidesastandardmethod.JDBCusetheexistingSQLstandard-Supportandotherdatabasesandconnectivitystandards,suchasbridgebetweenODBC.JDBCachievealltheseobjectivesandstand
7、ardsforasimple,high-performanceandstrictdefinitionofachievingtypeinterface.Javawithasolid,safe,easytouse,easytounderstandandcanbeautomaticallydownloadedfromtheInternetandothercharacteristicsofthepreparationoftheoutstandingdatabaseapplicationlanguage.NeedisaJ
8、avaapplicationDatabasewithavarietyofdifferentproceduresforadialoguebetweenthemethods.TheJDBCisthemechanismforsuchpurposes.JavaJDBCexpandedfunctionality.Forexample,withJavaandJDBCAPIAppletcanbeis
