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Cursor Variables As Parameters
You can declare the cursor variables as the formal parameters of the functions and procedures. In the illustration below, you define the REF CURSOR type EmpCurTyp, and then the cursor variable is declare of that type as the proper parameter of a procedure:
DECLARE
TYPE EmpCurTyp IS REF CURSOR RETURN emp%ROWTYPE;
PROCEDURE open_emp_cv (emp_cv IN OUT EmpCurTyp) IS...
Semidifference via NOT IN and a subquery SELECT StudentId FROM IS_CALLED WHERE Name = 'Devinder' AND StudentId NOT IN (SELECT StudentId FROM IS_ENROLLED_ON WHER
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query to Find the account numbers of all customers whose balance is more than 10,000 $
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Hi,am developing a library system and relating all the table is somehow complex,could you kindly assist me
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On occasion, some of Brewbean's customers mistakenly leave an item out of a basket already checked out, so they create a new basket containing the missing items. However, they requ
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