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Determine object representation As a designer, we must choose properly that when to use primitive types in representing objects and when to combine groups of related objects,
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
During the deletion of a tuple two cases can happen: Deletion of tuple in relation having the foreign key: In this type of case simply delete the desired tuple. For example, in
what is natural join?
recovey techniques based on deferred update and immediate update
What is Cardinality Ratio? Cardinality Ratios - The cardinality ratios for relationship kinds specifies the maximum number of relationship instances in which an entity can pa
task upload
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
(a) Data warehouse can be defined as "a subject-oriented, integrated, time-variant, non-volatile collection of data" in support of management's decision making process. Explain ea
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