全局模式和局部模式之間的模式匹配技術(shù)研究.pdf

1、河海大學(xué)碩士學(xué)位論文全局模式和局部模式之間的模式匹配技術(shù)研究姓名：滿振梅申請學(xué)位級別：碩士專業(yè)：計算機軟件與理論指導(dǎo)教師：周曉峰20050301河海大學(xué)顧十學(xué)位論文摘要AbstractWiththedevelopmentofnetworktechnologytheenvironmentofinformationprocessingwillconsistofvastnetworksoflargescale，heterogeneous，au

2、tonomousanddistributedcomputingresourceinthefutureVariousdataresultinvariousmethodsforaccessingit，whichmakesitdifficultforinformationsharingSoitisnecessarytostudyaunityaccessingmethodandformforvastnetworksoflargescale，he

3、terogeneousanddistributedcomputingresourcewhichisdataintegration’SworkSchemamatchingisabasicprobleminthefieldofdataintegration，themainaspectofitconcernsamatchbetweenglobalschemaandlocalschemaItmustfacecomplicatedsemantic

4、andstructureconflictsintheprocessofschemamatchingThoughmanyresearcheshavebeendoneonthemethodsofschemamatching，theycan’tsolvetheseproblemsverywellInthispaperWeproposesolutionstosolvetheseconflictsandintegratetheschemasint

5、oaunifiedoneInsummarythemaincontributionofthispaperisasfollows：(1)Analyzetheprocessofschemamatchingandmatchstrategysummarizethemethodsofschemamatching(2)Designaschemamatchingmethodbasedonsemantic，investigatetheproblemofs

6、emanticconflictinschemamatchingWeclassifythepossiblesemanticconflictsbetweenheterogeneousschemasandintroducethesolutionmethodsrespectively0)InvestigatetheproblemofstructureconflictsinschemamatchingWeclassifythepossiblest

7、ructureconflictsbetweenheterogeneousschemasandintroducethesolutionmethodsIntheend，weaccomplishthetransformationforthesetypesofstructuralconflictandfinallyintegratethemintoaunifiedoneKeywords：dataintegration，schemamatchin