ISO/IEC 13249-2-2003 信息技术.数据库语言.结构化询问语言多媒体和应用包.第2部分:全文本

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【英文标准名称】:Informationtechnology-Databaselanguages-SQLmultimediaandapplicationpackages-Part2:Full-Text
【原文标准名称】:信息技术.数据库语言.结构化询问语言多媒体和应用包.第2部分:全文本
【标准号】:ISO/IEC13249-2-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-11
【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/IECJTC1/SC32
【标准类型】:()
【标准水平】:()
【中文主题词】:多媒体;定义;数据库语言;结构化询问语言;数据处理;信息技术;信息交换
【英文主题词】:Dataprocessing;Databaselanguages;Definition;Definitions;Informationinterchange;Informationtechnology;Multimedia;SQL;StructuredQueryLanguage
【摘要】:ThispartofISO/IEC13249:a)introducestheFull-TextpartofISO/IEC13249(allparts);b)givesthereferencesnecessaryforthispartofISO/IEC13249;c)definesnotationsandconventionsspecifictothispartofISO/IEC13249;d)definesconceptsspecifictothispartofISO/IEC13249;e)definesthefull-textuser-definedtypesandtheirassociatedroutines.Thefull-textuser-definedtypesdefinedinthispartofISO/IEC13249adheretothefollowing.—Afull-textuser-definedtypeisgenerictotexthandling.Itaddressestheneedtosearchandretrieveinformationbasedonaspectsoffull-textdatausingpatternssuchaswords,phrases,proximityexpansion,fuzzyexpansion,andthesaurusbasedexpansions.Italsoaddressestheneedtoconstructsuchsearchpatternsfortextidentificationfacilitiesandtextrankingfacilities.—Afull-textuser-definedtypedoesnotredefinethedatabaselanguageSQLdirectlyorincombinationwithanotherfull-textdatatype.AnimplementationofthispartofISO/IEC13249mayexistinenvironmentsthatalsosupportinformationandcontentmanagement,decisionsupport,datamining,anddatawarehousingsystems.ApplicationareasaddressedbyimplementationsofthispartofISO/IEC13249include,butarenotrestrictedto,library,newspaper,multimedia,andscientificresearchapplications.
【中国标准分类号】:L74
【国际标准分类号】:35_060
【页数】:232P;A4
【正文语种】:英语