Dissertation > Industrial Technology > Automation technology,computer technology > Computing technology,computer technology > Computer software > Specific applications

The Research of Tax Information Query System Based on XQuery

Author ZhangGuoZuo
Tutor ZhangLianFang;PangWei
School Tianjin University
Course Software Engineering
Keywords XML XQuery Information Inquiry System Data Integration Qizx
Type Master's thesis
Year 2005
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The XQuery technology is an emerging technology , which is used to query and data integration of XML data . This thesis mainly XQuery tax information inquiry system , to eliminate the information island phenomenon , and to meet the needs of current tax information system prevalent in data integration . Firstly, research and analysis of XQuery technologies, including XML, DTD, namespaces , XML Schema and XQuery . Next, in the above basis , we have studied in detail a XQuery realization - Qizx of a detailed study of how data Qizx relational database query conversion . On this basis , we have analyzed the data integration system in Qizx the working principle , and the respective steps described in detail . We then tax information inquiry system needs analysis, has been the use case view and use cases are described in detail , and this relates to the core part of the code in the system are briefly described . Finally , based on XML design and the needs of the users of the system , design the XML file system to store data . XQuery technology introduced tax information inquiry system using XQuery data integration platform technology to provide users with various data query , the complete elimination of information silos . This paper will also XQuery technologies play a reference role in the application of other occasions .

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