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344
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POPL
2004
ACM
16 years 7 months ago
2004
ACM
We present a polynomial time randomized algorithm for global value numbering. Our algorithm is complete when conditionals are treated as non-deterministic and all operators are tr...
220
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RECOMB
2004
Springer
16 years 7 months ago
2004
Springer
The challenge of similarity search in massive DNA sequence databases has inspired major changes in BLAST-style alignment tools, which accelerate search by inspecting only pairs of...
316
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Conditional functional dependencies (CFDs) have recently been proposed as extensions of classical functional dependencies that apply to a certain subset of the relation, as specif...
331
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
In some applications such as filling in a customer information form on the web, some missing values may not be explicitly represented as such, but instead appear as potentially va...
272
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
Schema mappings are logical assertions that specify the relationships between a source and a target schema in a declarative way. The specification of such mappings is a fundamenta...