English translation for "结构索引"
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- structure index
structured index
Related Translations:
聚集索引: clusteredindexclustering index 文献索引: bibliographical index 引用索引: citation indexindex of reference
- Example Sentences:
| 1. | The thesis elucidates the content index & structure index for xml documents and gives the harmony combining method between the content index and structure index
本文研究了对xml文档进行内容索引和结构索引的方法，尤其是内容索引和结构索引的有机结合机制。 | | 2. | This paper refers to the indexing technologies of b ~ + - tree in dbms , and combine it with the sparse numbering schema , and proposes a new indexed structure ? b ~ + - tree structural index . it is very important for the optimization of join operation and element location in xml query
本文将关系数据库中b树索引技术与sparsenumberingschema相结合，提出了一种新的xml文件索引结构? ? b ~ +树结构索引，它对xml查询中连接操作和元素定位操作的优化有着重要作用。 | | 3. | W2x have several merits : to begin with , it can retrieve chinese xml document ; moreover , it can process both text - rich xml data and data - rich xml data ; besides , it adopts efficient indexing algorithm and query processing algorithm introduced by this dissertation , which enables w2x to manage large - scale xml data
W2x是一个中文xml信息检索系统，它可以管理富含文本信息的xml数据和富含值信息的xml数据，并采用了高效的xml结构索引算法和查询处理算法，可以完成对大规模xml数据的检索。 | | 4. | The thesis uses four index files to complete the content index & structure index : chinese character index , english string index , element index and attribute index . the thesis first gives the pre - post node labeling method , then puts forward the tree - adjacent table , transforms the dom - tree into tree - adjacent table , in the last creates element index and attribute index from tree - adjacent table
针对结构索引的建造，本文首先阐明了前序一后序节点标号法，然后提出了树邻接表的概念，并给出了把dom树转换为树邻接表的办法；最后对树邻接表进行前序-后序遍历，得到每个节点的标号，并组装成结构索引文件。 | | 5. | To manage large - scale xml documents with complicated structure , this dissertation focus on the efficient structural indexing algorithm for xml data , result size estimation problem for xml structure based query optimization , result relevance ranking algorithm , and infrastructure for xml query processing for both text - rich and data - rich xml documents . to address the aforementioned issues , this dissertation makes the following contributions . first , it investigates the drawbacks of existing indexing algorithm for xml data , and propose a dynamic indexing algorithm for xml data based on d - bisimilarity , difx
为满足结构复杂、大规模的xml数据管理需要，本文深入研究了xml信息检索系统中的结构索引算法设计和结构化查询优化中的查询代价估计问题，以及查询结果和查询条件间的相关度算法，主要取得了4个方面的成果：第一，分析了已有的xml数据索引算法中存在的问题，提出了一种高效的动态xml结构索引算法difx ，它采用动态后向结构相似性( d - bisimilarity )的概念，可以根据实际查询需求以及索引最优化的要求动态决定索引中保存的结构信息。 | | 6. | The combination of the subtree - based storage model with the document - based to ensure the efficiency and integrality of the data retrieval for all sorts of heterogeneous and context mixed data to the fullest extent ; 2 . dynamically branching and merging combined with the data mapping mechanism , supports the xml document efficiently and can improve the operation capability of the system to some extent ; 3 . referring to the characteristic of xquery , it presents a new operation language for xml data , xqul , which supports the query operation as well as the update operation on xml ; 4
本文提出了一套较为通用的非结构化信息的nativexml文档存储访问策略和实现方案作为对非结构化信息存取机制研究的探索和尝试,主要包括下列理论及技术: 1 .基于子树和基于文档的存储模式相结合,以最大程度保证底层各类形式异构和内容混杂的数据存取的有效性和完整性; 2 .动态分枝合成技术和数据映像机制的引入,实现对xml文档的有效支持,并在一定程度上提高系统处理性能; 3 .结合xquery查询语言特点,提出一种新型xml数据操作语言xqul ,支持xml数据的查询以及更新操作; 4 .三种索引(文档索引、结构索引、值索引)的建立,为xml数据提供从站点到文档,从文档到元素的多级访问策略。 |
- Similar Words：
- "结构随着经营策略而变" English translation, "结构损杯" English translation, "结构损害" English translation, "结构损坏" English translation, "结构损伤" English translation, "结构太大" English translation, "结构态" English translation, "结构碳不化合物" English translation, "结构碳钢" English translation, "结构陶瓷" English translation
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