4397 search results - page 491 / 880 » Relational Algebra Operations |
249
click to vote
POPL
2007
ACM
16 years 5 months ago
2007
ACM
This paper is concerned with a programming language construct for typed name binding that enforces -equivalence. It proves a new result about what operations on names can co-exist...
154
click to vote
ICDE
2010
IEEE
15 years 12 months ago
2010
IEEE
— We demonstrate ROX, a run-time optimizer of XQueries, that focuses on finding the best execution order of XPath steps and relational joins in an XQuery. The problem of join or...
167
click to vote
PLDI
2006
ACM
15 years 11 months ago
2006
ACM
The widespread presence of SIMD devices in today’s microprocessors has made compiler techniques for these devices tremendously important. One of the most important and difficul...
149
Voted
GECCO
2005
Springer
15 years 10 months ago
2005
Springer
Assume a coevolutionary algorithm capable of storing and utilizing all phenotypes discovered during its operation, for as long as it operates on a problem; that is, assume an algo...
157
click to vote
ICDT
2005
ACM
15 years 10 months ago
2005
ACM
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...