127 search results - page 17 / 26 » Conjunctive Query Containment under Access Limitations |
DASFAA
2010
IEEE
15 years 4 months ago
2010
IEEE
Compression in column-oriented databases has been proven to offer both performance enhancements and reductions in storage consumption. This is especially true for read access as c...
107
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CAISE
2003
Springer
15 years 2 months ago
2003
Springer
Abstract. Even though SQL has become widely accepted as a language for implementing relational database schemas and querying data, there are cases where s experience the need for n...
IDEAS
2005
IEEE
15 years 3 months ago
2005
IEEE
A substantial subset of the web data follows some kind of underlying structure. Nevertheless, HTML does not contain any schema or semantic information about the data it represents...
102
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BMCBI
2005
14 years 9 months ago
2005
Background: Several problems exist with current methods used to align DNA sequences for comparative sequence analysis. Most dynamic programming algorithms assume that conserved se...
CSE
2009
IEEE
15 years 1 months ago
2009
IEEE
A user stores his personal files in a cloud, and retrieves them wherever and whenever he wants. For the sake of protecting the user data privacy and the user queries privacy, a use...