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POPL
2003
ACM
16 years 6 months ago
Pure patterns type systems
We introduce a new framework of algebraic pure type systems in which we consider rewrite rules as lambda terms with patterns and rewrite rule application as abstraction applicatio...
Gilles Barthe, Horatiu Cirstea, Claude Kirchner, L...
SIGMOD
2005
ACM
164views Database» more  SIGMOD 2005»
16 years 6 months ago
RankSQL: Query Algebra and Optimization for Relational Top-k Queries
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas...
SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
16 years 6 months ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
PODS
2005
ACM
136views Database» more  PODS 2005»
16 years 6 months ago
Context-sensitive program analysis as database queries
Program analysis has been increasingly used in software engineering tasks such as auditing programs for security vulnerabilities and finding errors in general. Such tools often re...
Monica S. Lam, John Whaley, V. Benjamin Livshits, ...
ICFP
2005
ACM
16 years 6 months ago
Modular verification of concurrent assembly code with dynamic thread creation and termination
Proof-carrying code (PCC) is a general framework that can, in principle, verify safety properties of arbitrary machine-language programs. Existing PCC systems and typed assembly l...
Xinyu Feng, Zhong Shao