3225 search results - page 457 / 645 » Query Optimization by Stored Queries |
228
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JBCS
2010
15 years 1 months ago
2010
Schema matching is a fundamental issue to many database applications, such as query mediation and data warehousing. It becomes a challenge when different vocabularies are used to r...
284
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ICDT
2010
ACM
16 years 3 months ago
2010
ACM
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
168
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RIDE
2003
IEEE
15 years 11 months ago
2003
IEEE
Global e-Commerce and mass-outreach e-Governance programs have brought into sharp focus the need for database systems to store and manipulate text data efficiently in a suite of ...
184
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DELOS
2000
15 years 7 months ago
2000
We present the Private Digital Library (PDL) project that represents a service of the Corporate Digital Library (CDL) prototype. The main ideas underlying this project are the foll...
149
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ICDE
1993
IEEE
15 years 10 months ago
1993
IEEE
Emerging database application domains demand not only new functionality but also high performance. To satisfy these two requirements, the Volcano project provides efficient, exten...