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Define- relational algebra. The relational algebra is a procedural query language. It having of a set of operations that take one or two relation as input and make a new relati

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Give the general form of SQL query? Select  A1, A2............., An From  R1, R2..............., Rm Where  P

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How do you find the final model after iterative analysis? Why is iterative analysis of any of the problem needed? The final model serves as the base for system architectur

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What is a candidate key? Minimal super keys are known as candidate keys.

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Availability: A site having the copy of a replicated relation fails, even then the relation may be found in another site. Therefore, the system may carry on to process at least th

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