What is the difference among union, minus and intersect?
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Why is pl sql needed?
Explain the purpose of %type and %rowtype data types with the example?
what are all types of user defined functions? : Sql dba
i declare 4 procedure in package specification but in package body i write only 3 procedure. is it complie??//w
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Can primary key be changed?
What is the criteria while applying index to any column on any table.
What is the example of procedure?
What is the difference between the Primary and Foreign key?
How many scalar data types are supported in pl/sql?
What is sql comments?
What are the topics in pl sql?
What is a primary key example?
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