81 search results - page 1 / 17 » Syntax and Semantics of Hybrid Database Languages |
DAGSTUHL
1993
13 years 5 months ago
1993
Abstract. We present the hybrid query language HQL/EER for an Extended Entity-Relationship model. As its main characteristic, this language allows a user to freely mix graphical an...
ER
2007
Springer
13 years 10 months ago
2007
Springer
This paper intends to classify, review, and compare the existing languages for the specification of spatial integrity constraints at the conceptual level. We classify these languag...
DAGSTUHL
2004
13 years 6 months ago
2004
We study a metamodel for the Entity Relationship (ER) and the Relational data model. We do this by describing the syntax of the ER data model by introducing classes for ER schemata...
FORMATS
2003
Springer
13 years 9 months ago
2003
Springer
Abstract. The verification formalism / modeling and simulation language hybrid Chi is defined. The semantics of hybrid Chi is formally specified using Structured Operational Sem...
ADBIS
2005
Springer
13 years 10 months ago
2005
Springer
In today’s integrating information systems data fusion, i.e., the merging of multiple tuples about the same real-world object into a single tuple, is left to ETL tools and other ...