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basic unit of query to avoid expensive join operations. Furthermore, QTPI provides a terse index that can quickly derive the keyword query and generate a set of effective structured queries by analyzing the given keyword query and scanning the index, hence it has a performance advantage over methods indexing either. We
At present many commercial database using Xpath and XQuery as XML retrieval standard, grammar about XPath and XQuery is complicated , it is difficult for general user to use. In this paper, the research work is focused on the keyword retrieval technology of XML document, designs a XML full-text information retrieval
Recently, a great deal of attention has been focusing on processing keyword search over static and XML streams. Keyword search is becoming more popular for its simplicity and its user-friendliness in querying XML databases. However, it is hard to express real search intention with just keyword search. There are many
XML employs a tree-structured model for representing data, and queries over XML documents are typically represented as twig patterns. At the same time, keyword search over XML documents has been well studied because of its intuitive and friendly query interface. Consequently, XQuery Full-Text emerges as a full-text
databases are termed as Web Databases (WDB). Web databases have been frequently employed to search the products online for retail industry. They can be private to a retailer/concern or publicly used by a number of retailers. Whenever the user queries these databases using keywords, most of the times the user will be deviated
definition of queries on top of OSM layers easy. In essence, the library provides a repertoire of OSM Operators for points and lines which, in combination with Higher Order facilities of XQuery, facilitates the composition of queries and the definition of keyword based search geo-localized queries. OSM data are indexed by an R
search using Web service. We also create an infrastructure for sharing existing books among users by extracting featured keywords from KB for individuals' preference visualization. Our book search methodology makes it possible to find and suggest use of available books about "XML", when a user looks for books about "XQuery
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