1394 search results - page 132 / 279 » Executing Nested Queries |
230
Voted
SIGMOD
2009
ACM
16 years 3 months ago
2009
ACM
Users often try to accumulate information on a topic of interest from multiple information sources. In this case a user's informational need might be expressed in terms of an...
126
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SIGMOD
2010
ACM
15 years 8 months ago
2010
ACM
The probabilistic threshold query (PTQ) is one of the most common queries in uncertain databases, where all results satisfying the query with probabilities that meet the threshold...
152
Voted
FOCS
1998
IEEE
15 years 8 months ago
1998
IEEE
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
152
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EDBT
2010
ACM
15 years 7 months ago
2010
ACM
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...
228
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SYRCODIS
2008
15 years 5 months ago
2008
In the last few years, XML became a de-facto standard for the exchange of structured and semi-structured data. The database research community took this development into account b...