398 search results - page 10 / 80 » Query by output |
EDBT
2008
ACM
15 years 9 months ago
2008
ACM
Data stream processing systems have become ubiquitous in academic and commercial sectors, with application areas that include financial services, network traffic analysis, battlef...
106
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WISE
2003
Springer
15 years 2 months ago
2003
Springer
XQuery, the standard query language for XML, is increasingly popular among computer scientists with a SQL background, since queries in XQuery and SQL require comparable skills to ...
CIKM
2008
Springer
14 years 11 months ago
2008
Springer
We present in this paper an approach for XQuery optimization that exploits minimization opportunities raised in composition-style nesting of queries. More precisely, we consider t...
187
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
We have developed a system to process database queries over composed data providing web services. The queries are transformed into execution plans containing an operator that invok...
FOCS
1998
IEEE
15 years 1 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...