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JCSS
2002
114views more  JCSS 2002»
13 years 11 months ago
Polymorphic Type Inference for the Relational Algebra
A database programming language is a programming language extended with database operations. In this paper we extend a core functional language with explicitly labeled tuples and ...
Jan Van den Bussche, Emmanuel Waller
JCSS
2002
58views more  JCSS 2002»
13 years 11 months ago
Context-Free Languages of Sub-exponential Growth
Abstract. There do not exist context
Martin R. Bridson, Robert H. Gilman
JCSS
2002
78views more  JCSS 2002»
13 years 11 months ago
Aggregate Operators in Constraint Query Languages
Michael Benedikt, Leonid Libkin