7228 search results - page 1073 / 1446 » From Algorithmic to Subjective Randomness |
222
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
215
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Traditional client-server applications relegate query and persistence operations on their data to database systems. The database system operates on data in the form of rows and ta...
151
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SIGMOD
2001
ACM
16 years 4 months ago
2001
ACM
This paper describes the methodology and implementation of a data management system for highly distributed systems, which was built to solve the scalability and reliability proble...
139
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PODS
2006
ACM
16 years 4 months ago
2006
ACM
B-trees are the data structure of choice for maintaining searchable data on disk. However, B-trees perform suboptimally ? when keys are long or of variable length, ? when keys are...
161
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PODS
2008
ACM
16 years 4 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...