definition of cluster and non-clustered index?
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What are the differences between a sys and system user and what are the extra privileges available to the sys user?
What is rowid and rownum in oracle?
create one table to capture an employee details with a primary key.
What SQL query from v$session can you run to show how many sessions are logged in as a particular user account?
what is unique key?
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Explain implicit cursor.
How to manage transaction isolation level?
What is a nested table?
Explain an index segment?
What is a system tablespace and when it is created?
What are the sql clauses supported in the link property sheet ?
I have two tables : COuntry,city I want all the cities in each country.Question on Cross Join.