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IJCSA
2008
126views more  IJCSA 2008»
13 years 9 months ago
The GOQL Language and its Formal Specifications
The Graphical Object Query Language (GOQL) is a graphical query language that complies with the ODMG standard and runs on top of the o2 DBMS. The language provides users with the ...
Euclid Keramopoulos, Philippos Pouyioutas, Tasos P...
ICDE
1999
IEEE
114views Database» more  ICDE 1999»
14 years 10 months ago
Universal Temporal Extensions for Database Languages
Temporal reasoning and temporal query languages present di cult research problems of theoretical interest and practical importance. One problem is the chasm between point-based te...
Cindy Xinmin Chen, Carlo Zaniolo
PKDD
2009
Springer
135views Data Mining» more  PKDD 2009»
14 years 3 months ago
Syntactic Structural Kernels for Natural Language Interfaces to Databases
A core problem in data mining is to retrieve data in a easy and human friendly way. Automatically translating natural language questions into SQL queries would allow for the design...
Alessandra Giordani, Alessandro Moschitti
FLOPS
2008
Springer
13 years 10 months ago
Formalizing a Constraint Deductive Database Language Based on Hereditary Harrop Formulas with Negation
In this paper, we present an extension of the scheme HH(C) (Hereditary Harrop formulas with Constraints) with a suitable formulation of negation in order to obtain a constraint ded...
Susana Nieva, Jaime Sánchez-Hernánde...
APLAS
2004
ACM
14 years 2 months ago
Pointcuts as Functional Queries
Most aspect-oriented languages provide only a fixed, built-in set of pointcut designators whose denotation is only described informally. As a consequence, these languages do not p...
Michael Eichberg, Mira Mezini, Klaus Ostermann