What is the cache hit ratio, what impact does it have on
performance of an Oracle database and what is involved in
tuning it?
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Why do you create or replace procedures rather that drop and recreate.
What privilege is needed for a user to insert rows to tables in another schema?
what is the difference between no rows returned and null returned?
How to change system global area (sga) in oracle?
How to update a table row with a record?
What is the recommended interval at which to run statspack snapshots, and why?
how to genarate random numbers in oracle for particular row?
What is an oracle data file?
You create a private database link and upon connection, fails with: ORA-2085: connects to . What is the problem? How would you go about resolving this error?
What is the Extension of Oracle Database? As extension of Access Database is .mdb
How to drop an index in oracle?
What are the numeric comparison operations?