What is an oracle and why it is used?
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What is the usage of merge statement?
Explain database link?
How to create a new table in oracle?
What is bulk collect in oracle?
Explain the use of constraints option in exp command.
Can we use oracle pl/sql block in core java? if so how? pls get back to me .....
what's query optimization and without use of IN AND Exist can we get another way data from query
What is varray?
How to retrieve data from an explicit cursor?
State the difference between a primary key and foreign key?
How to execute a stored program unit?
What is a table index in oracle?