How to run queries on external tables?
primary key is foreign key for the same table?
Can we store images in oracle database?
Explain an integrity constrains?
Explain implicit cursor.
How can we delete duplicate rows in a table?
What is a Synonym ?
What are inner join and outer join?
What is the use of aggregate functions in oracle?
What is the difference between truncate & delete command?
How can Oracle users be audited?
Explain the use of consistent option in exp command.
What is a deadlock ? Explain .