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प्रश्न
Which of the following are included in defining a schema?
विकल्प
Giving name to a relation
Identifying the attributes in a relation
Deciding upon the data type for each attribute
All of these
MCQ
उत्तर
All of these
Explanation:
A schema definition has the following elements:
(a) Naming a relationship
(b) Recognizing the features of a relationship
(c) Choosing the datatype for each attribute
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SQL for Data Definition
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