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» Gram: A Graph Data Model and Query Language
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DKE
1998
125views more  DKE 1998»
13 years 7 months ago
Data Models and Query Languages for Spatial Databases
The main purpose of this paper is to investigate the characteristics that distinguish spatial databases systems from traditional ones. Hereto, we give an overview of some well-kno...
Jan Paredaens, Bart Kuijpers
CORR
2008
Springer
77views Education» more  CORR 2008»
13 years 7 months ago
Programming an interpreter using molecular dynamics
PGA (ProGram Algebra) is an algebra of programs which concerns programs in their simplest form: sequences of instructions. Molecular dynamics is a simple model of computation deve...
Jan A. Bergstra, C. A. Middelburg
ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
14 years 1 months ago
Frequency Operators for Condensative Queries over Data Streams
Over a traditional Database Management System (DBMS), the answer to an aggregate query is usually much smaller than the answer to a similar nonaggregate query. Therefore, we call ...
Lisha Ma, Werner Nutt
WEBDB
2005
Springer
103views Database» more  WEBDB 2005»
14 years 1 months ago
A Data Model and Query Language to Explore Enhanced Links and Paths in Life Science Sources
George A. Mihaila, Felix Naumann, Louiqa Raschid, ...
ER
2000
Springer
210views Database» more  ER 2000»
13 years 11 months ago
SQLST: A Spatio-Temporal Data Model and Query Language
Cindy Xinmin Chen, Carlo Zaniolo