The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
Abstract. XML (eXtensible Markup Language) is becoming the standard format for documents on Internet and is widely used to exchange data. Often, the relevant information contained ...
Giuseppe Della Penna, Antinisca Di Marco, Benedett...
While the XML Stylesheet Language for Transformations (XSLT) was not designed as a query language, it is well-suited for many query-like operations on XML documents including sele...
Chengkai Li, Philip Bohannon, Henry F. Korth, P. P...
In this paper, we propose a method for maintaining a semantic cache of materialized XPath views. The cached views include queries that have been previously asked, and additional s...
Abstract. Although XML is the dominant standard for publishing and exchanging data for Internet-based business applications, data is typically stored in relational or object-relati...