Why do we need integrity constraints in a database?
No Answer is Posted For this Question
Be the First to Post Answer
24. Display the order number for all orders whose average item cost is greater than the overall average item cost across all orders.
What is a partition in oracle?
What is the difference between a user and a schema in oracle?
We have one Package(which has many function/procedures, SQL quires etc). Now we need to check, which query or procedure is taking lot of time in that Package. ? How do we do it.
What is dictionary cache ?
What is meant by recursive hints ?
If a table column has is UNIQUE and has NOT NULL, is it equivalent to a PRIMARY KEY column?
What are the ways tablespaces can be managed and how do they differ?
How to revoke create session privilege from a user in oracle?
Explain the use of file option in exp command.
What is the relation of a user account and a schema?
What is a oracle database?