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【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part22:Implementationmethods:Standarddataaccessinterface
【原文标准名称】:工业自动化系统和集成产品数据表示和交换第22部分:实现方法:标准数据访问接口
【标准号】:ISO10303-22-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机应用;产品数据;工业产品;API;自动化系统;执行;自动化;界面;信息交流;定义;定义
【英文主题词】:API;Automation;Automationsystems;Computerapplications;Definitions;Implementation;Industrialproducts;Informationexchange;Interfaces;Productdata
【摘要】:ThispartofISO10303specifiesthefunctionalcharacteristicsofadataaccessinterface.Thisinterfaceisreferredtoasthestandarddataaccessinterface(SDAI).TheSDAIspecifiestheoperationsavailabletoanapplicationforthepurposesofacquiringandmanipulatingdatawhosestructureisdefinedusingISO10303-11(EXPRESS).TheSDAIisspecifiedintermsindependentofanycomputinglanguageorsystem.ThespecificationofthefunctionalitydefinedbytheSDAIinaparticularcomputinglanguageisreferredtoasanSDAIlanguagebinding.SDAIlanguagebindingsarespecifiedascompaniondocumentswithintheimplementationmethodsseriesofISO10303.ThefollowingarewithinthescopeofthispartofISO10303:—accesstoandmanipulationofinstancesofentitiesdescribedusingtheEXPRESSdataspecificationlanguage;—accesstomultipledatarepositoriesbyasingleapplicationatthesametime;—capabilitiesforanapplicationtoorganizeoperationsintogroupswhoseeffectcanbesavedorcancelledatthediscretionoftheapplication;—accesstoadictionarydescribingthedataelementsthatcanbemanipulatedbyanapplication;—abilitytoinvokethevalidationoftheconstraintsspecifiedusingEXPRESSatthediscretionoftheapplication;—supportformanagingthedependencyrelationshipsbetweenentityinstances;—capabilitiestodescribelogicalcollectionsofentityinstancesthatdefinethepopulationoverwhichentityinstancetoentityinstancereferencesareallowed;—capabilitiestodescribelogicalcollectionsofentityinstancesthatdefinethepopulationoverwhichglobalrulesarevalidated;—supportfortheuseofdatacreatedwithinthecontextofoneschemainthecontextofanotherschema.ThefollowingareoutsidethescopeofthispartofISO10303:—thecompletespecificationofthebehaviourofanSDAIimplementationsinamulti-userenvironment;NOTE1-AnSDAIimplementationisnotprecludedfromprovidingmulti-userdatasharingaccesswherethebehaviouroftheimplementationdependsontheunderlyingdatastoragetechnology.—specificsupportforestablishingaconnectiontoaremotedatarepository;NOTE2-AnSDAIimplementationisnotprecludedfromprovidingaccesstoaremotedatarepositoryviasomeothermechanism.—dataaccessandmanipulationoperationsthatarespecifictothesemanticsofthedata;—specificationofthemechanismsorformatsbywhichdataisheldinadatarepository;—creation,deletion,andnamingofthedatarepositoriesavailableviatheSDAI.
【中国标准分类号】:L56
【国际标准分类号】:35_240_50
【页数】:200P;A4
【正文语种】:英语