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Define an operator that a Relational Algebra does not have
Ans: Relational Algebra does not have Aggregation operators.
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Write a query that display ename annual salary and comm from emp table
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Differentiate between Procedural and non procedural languages ? Procedural and non procedural languages - A procedural language specifies the operations to be performed on th
Explain the Attribute inheritance Ans: Throughout the rendering of the objects in a view, attribute sets of objects higher in the view hierarchy are inherited via objects below
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