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Give the general form of SQL query?
Select A1, A2............., An
From R1, R2..............., Rm
Where P
Demonstrate your knowledge of PL/SQL programming by writing and thoroughly testing triggers and stored procedures associated with an e-commerce application that provides security l
explain participation constraints with examples
Explain the Cartesian product: The Cartesian product operation does not need relations to union-compatible. The meaning of this is that the involved relations may have dissim
#what is cursor its uses ? Explain it
Write the C++ program having class name studentinfo, that is used to store the VU student information: This class should store your VUID, campus id, name and father name in the fol
Consider the relation PERSON. If you want to display details of persons having age less than or equal to 30 than the select operation will be used as follows: σ AGE The resu
Where does view definition stored? A view definition is permanently stored as part of the database.
Type of views : Simple views and Difficult Views Feature Simple Views Complex Views Number of tables One
Explain the Relational Completeness Codd described the term relational completeness to consider to a language that is complete with respect to first-order predicate calculus ex
the of super market system done in database
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