Oracle 数据库 11g：在 Oracle Spatial 网络数据模型中处理大型网络的一种按需加载方法

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1、AnOracleWhitePaperFebruary2009ALoad-On-DemandApproachtoHandlingLargeNetworksintheOracleSpatialNetworkDataModelOracleWhitePaper—ALoad-On-DemandApproachtoHandlingLargeNetworksintheOracleSpatialNetworkDataModelDisclaimerThefollowingisintendedtooutlineourgeneralpr

2、oductdirection.Itisintendedforinformationpurposesonly,andmaynotbeincorporatedintoanycontract.Itisnotacommitmenttodeliveranymaterial,code,orfunctionality,andshouldnotberelieduponinmakingpurchasingdecisions.Thedevelopment,release,andtimingofanyfeaturesorfunction

3、alitydescribedforOracle’sproductsremainsatthesolediscretionofOracle.OracleWhitePaper—ALoad-On-DemandApproachtoHandlingLargeNetworksintheOracleSpatialNetworkDataModelExecutiveOverview.............................................................................2

4、Introduction.........................................................................................3OracleSpatialNetworkDataModel....................................................5NetworkDataModelSchema......................................................

5、...5NetworkPartitioning........................................................................7NDMLODArchitectureandAPIs....................................................8LODNetworkAnalysisCapabilities.................................................8JavaRe

6、presentationsofLODNetworkElements...........................9SoftwareRequirements...................................................................9UsingLODinNetworkDataModel.................................................9CreatingaNetwork...................

7、....................................................10PartitioningaNetwork...................................................................10ConfiguringthePartitionCache....................................................11AnalyzingtheNetwork................

8、..................................................12ModelingandAnalysisEnhancements.............................................15NetworkConstraints................................