What's the difference between delete and truncate ?
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Where does the LGWR process writes information?
Explain what are tp-lite and tp-heavy monitors?
What is progress actional?
Explain data dictionary.
user says the db performance is slow or yesterday the query runned 1min and today its taking 30 min. how to trouble shot or were to start with?
What is the use of PARFILE option in EXP command ?
How to configure events with firewall?
How to change database dialect?
Define sub-query.
What are the database skills?
Define phantom deadlock.
What is database partitioning?
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