What is difference between joins and union?
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In a PL/SQL block,which loop type should be used in a performance point of view & Why (as both loops can do the same task) 1) open - Fetch loop 2) for loop
how do you login to mysql using unix shell? : Sql dba
What are procedures used for?
what are the differences between char and nchar? : Sql dba
what is inline view?
What is the difference between partition and index?
What are triggers and its types?
What are different methods to trace the pl/sql code?
What is the different between Stored Procedure and Procedure?
Is primary key is clustered index?
Explain the uses of a database trigger?
What are advantages of Stored Procedures?
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