What is the oracle implicit cursor?
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Explain oracle instance.
how to find the n'th highest salary from emp ?
How to create a temporary table in oracle?
why can't we assign not null constraint as table level constraint
What are the four Oracle system processes that must always be up and running for the database to be useable?
How to select some columns from a table in oracle?
What is RULE-based approach to optimization ?
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What are the type of Synonyms?
Can we call a trigger inside a function and function inside a trigger? Give example.
How to set up autotrace for a user account?
How to convert the date format from dd/mm/yyyy to mm/dd/yyyy. (for eg). 22/05/2008 to 05/22/2008. when u use to_char(), it tells the month is invalid. how to resolve this problem.tel with eg.