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For every n-ary relationship type R where n>2, we make a new table S to represent R. We contain as foreign key attributes in s the primary keys of the relations that show the parti
Super keys of a relation can have extra attributes. Candidate keys are minimal super key, i.e. such a key have no extraneous attribute. An attribute is known as extraneous if even
Advantages of Data Distribution The primary benefit of distributed database systems is the ability to access and share data in a reliable and efficient manner.
what factors might influence a company to outsource its IT infrascture.
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
Explain how the associations are implemented as classes. A general approach in this case is to transform an association class into a simple class linked to two original classes
OPENCART - Want Massive amount of products Imported through CSV We have a massive list of products that would take completely too long to do data entry. We require a slick progr
discuss the purpose of the concurrency control?
What is Oracle Process? Explain any four processes started by Oracle. Oracle Process is as follows: SMON: The System Monitor carries out a crash recovery while a crashed in
Define physical image of a global relation at a site
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