What is difference between co-related sub query and nested sub query?
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Which function is used to find the largest integer less than or equal to aspecific value?
Which rman command is used to create an exact replica of a database innew host?
What are the tradeoffs between many vs few indexes? When would you want to have many, and when would it be better to have fewer?
What parameters control copy latches?
What do you understand by the term 'normalization'?
What does a senior database administrator do?
What database block size should I use?
How many control files should you have? Where should they be located?
Explain procedure to change characterset of a database.
Discuss row chaining, how does it happen?
How does one coalesce free space?
What do you mean by dba?