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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...
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