基于重写机制的XQuery查询优化技术研究

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1、独创性声明本人声明所呈交的论文是我个人在导师指导下进行的研究工作及取得的研究成果。尽我所知,除了文中特别加以标注和致谢,,的地方外论文中不包含其他人已经发表或撰写的研究成果也不包含为获得江西财经大学或其他教育机构的学位或证书所使用过的材料。与我一同工作的同志对本研究所做的任何贡献均己在论文中作了明确的说明并表示了谢意。签名姨矽日期、,二俩问关于论文使用授权的说明本人完全了解江西财经大学有关保留、使用学位论文的规定,即学校有权保留送交论文的复印件,允许论文被查阅和借阅学校可以公布论文的全部或部分内容,可以采用影印、缩印

2、或其他复制手段保存论文。保密的论文在解密后遵守此规定签名师签名。期、自丛犯乡、八夕目录绪论························································,··················································……研究背景·································································································……优化背景

3、·································································,·······……优化特···················································……'`“·……'二”`””点查询优化的各种方法·····················································……研究现状·················································

4、···············································……本文主要研究内容·················································································……本文的组织结构········································································……`”'“”“”'。相关知识···························

5、·························································,·····……语一············,··············································································……言查询结构和表达式·······································································……数据模型···············

6、······································································……巧查询···························,···································……处理模型编译器概述·············································································……本章小结·····························

7、···············································,··················……基··················································,····……于关系数据库的查询处理····································································''`'”””””汉举例……重写转化······································

8、·························································……查询技术概述·········································································……协处理器执行方案·························