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List the set operations of SQL?
1) Union
2) Intersect operation
3) The except operation
What is schema
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
explain normalisation
Evaluate, compare and contrast the two methods of relational database design namely top down method and Bottom up method. What will be your choice if you are asked to select a meth
Mention the several levels in security measures. A) Database system B) Operating system C) Network D) Physical Human
What is a state chart diagram? State diagrams (State Chart Diagram) explain all possible states that a particular object can get into, and how object's state changes as result
Explain four causes for failures in data warehouse projects
what is completeness constrent?
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
Using the concepts defined previous, we have identified that strong entities in COLLEGE database are FACULTY, STUDENT, COURSE and DEPARTMENT. This database also has one weak entity
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