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SIGMOD
2003
ACM
175views Database» more  SIGMOD 2003»
14 years 8 months ago
WinMagic : Subquery Elimination Using Window Aggregation
Database queries often take the form of correlated SQL queries. Correlation refers to the use of values from the outer query block to compute the inner subquery. This is a conveni...
Calisto Zuzarte, Hamid Pirahesh, Wenbin Ma, Qi Che...
POPL
2010
ACM
14 years 5 months ago
A Verified Compiler for an Impure Functional Language
We present a verified compiler to an idealized assembly language from a small, untyped functional language with mutable references and exceptions. The compiler is programmed in th...
Adam J. Chlipala
SAC
2009
ACM
14 years 3 months ago
Static type inference for Ruby
Many general-purpose, object-oriented scripting languages are dynamically typed, to keep the language flexible and not reject any programs unnecessarily. However, dynamic typing ...
Michael Furr, Jong-hoon (David) An, Jeffrey S. Fos...
ICTAI
2009
IEEE
14 years 2 months ago
Managing Authorization Provenance: A Modal Logic Based Approach
Abstract—In distributed environments, access control decisions depend on statements of multiple agents rather than only one central trusted party. However, existing policy langua...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
ASSETS
2009
ACM
14 years 2 months ago
Comparing evaluation techniques for text readability software for adults with intellectual disabilities
In this paper, we compare alternative techniques for evaluating a software system for simplifying the readability of texts for adults with mild intellectual disabilities (ID). We ...
Matt Huenerfauth, Lijun Feng, Noemie Elhadad