Knowledge Base Contributions
Below is a list of the
has contributed to:
Two principe integrity rules. Why it is desirable to enforce these rules?
what is a view,difference between view& base relation,what happens a user access a db through a view
Discuss the problems that may occur when creating an ER model
"one of the main objectives of physical database design is to store data in an efficient way" . How
Discuss the differences between the candidate key and the primary key of a relation. Explain what a