一种基于关系数据库的XML文档存储和查询的方法

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1、山西大学2006届硕士学位论文一种基于关系数据库的XML文档存储和查询的方法Thesisfor2006Master’sDegreeofShanxiUniversityARDB-BasedApproachtoStorageandQueryofXMLDocumentNameComputerSoftware&TheoryDatabaseTheory&TechnologyComputer&InformationTechnology2003.9－2006.6SupervisorMajorFieldofResear

2、chDepartmentResearchDurationMay2006目录第一章引言11.1国内外研究现状..1第二章XML的背景知识32.1XML的产生和特点32.2XML的文档类型42.2.1XML文档4第三章基于路径的存储转换方法63.1基于路径的存储结构63.1.1Value_Table63.1.2No_Value_Table8结束语10参考文献11致谢12yinyan1yan就1zuzhi错误！未定义书签。beijing3chapterthreecunchuzhuanhuan6Contents

3、Chapter1Introduction………………………………………………………………11.1Researchsituationathomeandabroad……………………………………………11.2Themainworkinthethesis…………………………………………………………31.3Structureofthethesis…………………………………………………………4Chapter2BackgroundofXML………………………………………………………52.1Originandchara

4、cteristicofXML……………………………………………………52.2TypesofXMLdocument……………………………………………………………62.2.1XMLdocument…………………………………………………………………62.2.2DTDdocument…………………………………………………………………72.2.3XMLSchema……………………………………………………………………72.3QuerylanguageofXML……………………………………………………………82.3.

5、1BasicsyntaxofXPath…………………………………………………………82.3.2Calculationofthepathexpression……………………………………………102.4HeterogeneitybetweenXMLandRDB……………………………………………11Chapter3Storagetransformationbasedonpath…………………………………133.1Storagestructurebasedonpath……………………………………………………13

6、3.1.1ValueTable…………………………………………………………………133.1.2No_Value_Table……………………………………………………………153.2Storagemappingalgorithm………………………………………………………16Chapter4Mechanismofqueryprocessing…………………………………………184.1Transformationrulesoflinearpathexpression……………………………………184.1.1Si

7、mplepathincludingparents-childonly……………………………………194.1.2Simplepathincludingancestor-descendant……………………………………194.2Processingofnon-linearpathexpression…………………………………………22Chapter5Furtheroptimizationofstorageandquery………………………………255.1Schemaofstorageoptimization

8、……………………………………………………255.2Schemaofstorageoptimization……………………………………………………26Chapter6Designandimplementofthesystem……………………………………286.1Wholedesignframeworkofthesystem……………………………………………286.2Functionofthesystemmodules…………………………………