What do you understand by cursor? Mention the different types of cursor?
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Describe the difference between homogeneous and heterogeneous distributed database.
1)How to check tablespace utilization? 2)what are the RMAN CLONING STEPS? 3)what is standby database? 4)what is difference between standalone database and target database? 5)How to backup the standalone database? 6)tell about the ubgrade steps? 7)How to apply the pathes?
What is index hunting and how does it help in improving query performance?
What is 'cross join'? Or what is cartesian product?
Explain what is a deadlock and mention how it can be resolved?
What is the importance of a database?
What is concept of dbms?
What are databases what are the uses of databases?
What is database implementation?
Why is database used?
PL/SQL supports which datatypes?
What is natural key?
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