COMPUTER APPLICATIONS
DATABASE MANAGEMENT SYSTEMS
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Question
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For each attribute of a relation, there is a set of permitted values, called the ____ of that attribute.
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Domain
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Relation
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Set
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Schema
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Explanation:
Detailed explanation-1: -5. For each attribute of a relation, there is a set of permitted values, called the of that attribute. Explanation: The values of the attribute should be present in the domain. Domain is a set of values permitted.
Detailed explanation-2: -A key uniquely identifies each row in a table. A domain is the set of permissible values for an attribute.
Detailed explanation-3: -A relation schema is made up of relation name and a list of its attributes. Each attribute is the name of role played by some domain in the relation schema.
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