What is data modelling
What is meant by the data modelling?
Expert
Data modelling represents the real world set of the data structures or entities and their relationship in their data models, needed for database.
There exist various types of modelling:
a) Logical data modelling. b) Conceptual data modelling. c) Physical data modelling. d) Relation data modelling. e) Enterprise data modelling. f) Dimensional data modelling.
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