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SIGMOD
2002
ACM
141views Database» more  SIGMOD 2002»
15 years 24 days ago
Bringing Order to Query Optimization
A variety of developments combine to highlight the need for respecting order when manipulating relations. For example, new functionality is being added to SQL to support OLAP-styl...
Giedrius Slivinskas, Christian S. Jensen, Richard ...
APAL
2010
97views more  APAL 2010»
14 years 11 months ago
The free n-generated BL-algebra
The theory of Schauder hats is a beautiful and powerful tool for investigating, under several respects, the algebraic semantics of Lukasiewicz infinite-valued logic [CDM99], [MMM07...
Stefano Aguzzoli, Simone Bova
PEPM
2010
ACM
15 years 10 months ago
Optimizing relational algebra operations using generic equivalence discriminators and lazy products
We show how to efficiently evaluate generic map-filter-product queries, generalizations of select-project-join (SPJ) queries in relational algebra, based on a combination of two...
Fritz Henglein
ISSAC
1997
Springer
194views Mathematics» more  ISSAC 1997»
15 years 5 months ago
The Minimised Geometric Buchberger Algorithm: An Optimal Algebraic Algorithm for Integer Programming
IP problems characterise combinatorial optimisation problems where conventional numerical methods based on the hill-climbing technique can not be directly applied. Conventional me...
Qiang Li, Yike Guo, Tetsuo Ida, John Darlington
ICFP
2005
ACM
16 years 1 months ago
Dynamic optimization for functional reactive programming using generalized algebraic data types
A limited form of dependent types, called Generalized Algebraic Data Types (GADTs), has recently been added to the list of Haskell extensions supported by the Glasgow Haskell Comp...
Henrik Nilsson