How to view existing locks on the database?
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What is define in oracle?
How to count groups returned with the group by clause in oracle?
can you call insert/update/delete in select statements. If yes how? If no what is the other way?
What are the various types of snapshots ?
what is the difference between primary key & foreign key?
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What is a cursor in oracle?
how can find the second max sal for every group(i.e i want group the data based on key and find the second max sal for every group
From the database level, how can you tell under which time zone a database is operating?
Will you be able to store pictures in the database?explain.
How do we get field details of a table?
What is blob datatype?
Explain the use of consistent option in exp command.