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What is called an evaluation primitive? A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.
What is a query tree? Ans: A query tree, as well known as operator graph, is a tree data structure that corresponds to a relational algebra expression. It denotes the inpu
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
Determine the Other System Design Issue How to realise subsystems; through hardware or software? How is object model mapped on chosen hardware software? Mapping
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
triggering
Class Diagram A class diagram is required to support functional necessity of system. In a static design view, class diagram is used to model vocabulary of the system, simple c
What is a hashing function? What are the properties of a good hashing function? Describe the folding technique for hashing functions. Ans: Hashing function is a method
explain normalisation
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
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