Whether any commands are used for months calculation? If so, what are they?
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Use of an integrity constraint is better to validate data. Explain
how do u know the total no of rows in a table?
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
difference between procedures and function?
How would you change old and new values in an insert, delete and update triggers?
Differentiate the standard purchase order,Blanket purchase agreement,Contract purchase agreement,Planned purchase order?
How do I manually create a database in oracle?
What is the difference between Delete, Truncate and Drop in Oracle?
What would you do if a database crashes in production?
Explain the use of record length option in exp command.
What is null value in oracle?
Explain mutating triggers.