What is compound key?
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What are the types of Calculated columns available ?
Why is group-clause used?
Define cursor.
Explain the necessary techniques to control deadlocks?
What is an optimization and performance tuning and how does it really work in practical projects?
What is the difference between internal and external schema?
how to retrive a data From database into the grid view..?
Mention the types of join?
1)what is the difference between view and materilized view? 2)what is the difference between delete and truncate? 3)what is the difference between migration and upgration? 4)what is the difference between RMAN HOT BACKUP and normal hot backup?
What does fill factor concept mean with respect to indexes?
What are data modelling tools?
What are the basic functions of a database?