What is a sub query? What are its various types?
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I have a database backup file in .db (ext) form how to conver it into .dmp (ext.) for oracle database
Explain the use of parfile option in exp command.
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Explain a segment?
9. Display the client name and order date for all orders using the JOIN . . . USING method.
find out the third highest salary?
92 Answers CIPL, Cyber Shot, HCL, Hewitt, IBM, JPMorgan Chase, Orion, Verizon,
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What are the database administrators utilities available?