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What is conceptual schema?
The schemas at the view level are known as subschema that describe dissimilar views of the database.
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What is meant by object-oriented data model? The object-oriented paradigm is based on encapsulation of data and code related to an object in to a one unit, whose contents are n
Why is database design important?
What is Relational calculus? Relational calculus is a Non- Procedural language.
In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
What will be create when a primary key if combined with a foreign key? A primary key if combined with a foreign key it creates Parent-Child relationship between the tables that
What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
What is an ERD?
What is a homogeneous distributed database? In homogeneous distributed databases, all sites have the same database management system software, are aware of one another, and agr
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