Explain all codd's rules for relational database system?
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Can you drop all the columns of a table ?
Why do we need database?
What is 'cross join'? Or what is cartesian product?
Define object-oriented model.
What is in a database?
What is the main purpose of a database?
Is it possible to declare or create a cursor for update of table? If yes tell me how?
How can I access my database remotely?
You loss one datafile and DB is running in ARCHIVELOG mode. You have full database backup of 1 week old and partial backup of this datafile which is just 1 day old. From which backup should you restore this file?
Write a note on File based system/ Data base system
What are the four components of a database system?
How can we tune a oracle database if log file sync issue comes
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