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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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#quesWrite a cursor to open an employee database and fetch the employee record whose age is greater than 45.tion..
Bulk Fetching The illustration below shows that you can bulk-fetch from a cursor into one or more collections: DECLARE TYPE NameTab IS TABLE OF emp.ename%TYPE; TYPE S
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Implicit Cursor is declared and used by the oracle environment internally. while the explicit cursor is declared and used by the external user. more over implicitly cursors are no
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