A __________ is a set of relation schemas and a set of integrity constraints.
A
Relational database
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B
Relational database schema
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C
Relational schema
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D
Database schema
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Solution
The correct option is B Relational database schema A relational database schema is a set of relation schemas and a set of integrity constraints. A relational database state is a set of relation state such that every relational database state satisfies the integrity constraints specified on relational database schema.