In which form of relational database developer refers, Database Management System

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In which form of relational database developer refers to a record?

In a tuple form of relational database developer refers to a record.


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Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.

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What is the use of keyword ISA? The use of keyword ISA is to show that a class is a specialization of another class.

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What is system log, What is system log?  What are the entries?       An...

What is system log?  What are the entries?       Ans:  The system log that is generally written on stable storage contains the redundant data required to recover from volatile

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I want to buy this but I want to see a couple sample questions first. http://www.expertsmind.com/library/what-happens-to-rms-error-for-the-training-data-set-51564843.aspx

What is e-r model, What is E-R model? This data model is based on real ...

What is E-R model? This data model is based on real world that having of basic objects called entities and of relationship between these objects. Entities are explained in a da

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Explain the structure of well formed formulae in relational calculus. Ans: a. An atom is a formula b. If P1 is a formula, after that so are ¬P1 and (P1) c. If P1 and P2 a

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