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Postponing Schema Definition: Low Instance-to-Entity Ratio ( LItER ) Modelling.
John F. Roddick
Aaron Ceglar
Denise de Vries
Somluck La-Ongsri
Published in:
Active Conceptual Modeling of Learning (2006)
Keyphrases
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definition language
instance level
data model
named entities
conceptual model
xml schema
database schema
databases
conceptual schema
high levels
semantically equivalent
object identity
schema integration
schema evolution
xpath queries
relational databases
genetic algorithm
information retrieval