4137 search results - page 272 / 828 » Managing Expressions as Data in Relational Database Systems |
156
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DATESO
2008
15 years 8 months ago
2008
Abstract. This paper gives an overview of XML formal models, summarizes database engineering practices, problems and their evolution. We focus on categorical aspects of XML formal ...
165
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ISAAC
2007
Springer
16 years 23 days ago
2007
Springer
Abstract. We show how to represent sets in a linear space data structure such that expressions involving unions and intersections of sets can be computed in a worst-case efficient ...
191
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
Incorporating probabilities into the semantics of incomplete databases has posed many challenges, forcing systems to sacrifice modeling power, scalability, or treatment of relatio...
206
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VLDB
1998
ACM
15 years 10 months ago
1998
ACM
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
188
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BMCBI
2010
15 years 6 months ago
2010
Background: New "next generation" DNA sequencing technologies offer individual researchers the ability to rapidly generate large amounts of genome sequence data at drama...