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  1. How would a stored function named PI() written in the database ‘sampdb’ be called?
    1. db.PI()
    2. MySQL.PI()
    3. PI()
    4. sampdb.PI()
    5. None of these
Correct Option: D

When a stored function is defined with the same name as a built in function, the function name should be qualified with the database name when it is invoked. The function ‘PI()’ is built in.


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