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Declaring Cursor Variables
Once a REF CURSOR type is define by you, and then you can declare the cursor variables of that type in any PL/SQL block or subprogram. In the example below, you declare the cursor variable dept_cv:
DECLARE
TYPE DeptCurTyp IS REF CURSOR RETURN dept%ROWTYPE;
dept_cv DeptCurTyp; -- declare cursor variable
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Hi,am developing a library system and relating all the table is somehow complex,could you kindly assist me
CLOSE Statement The CLOSE statement allows the resources held by a cursor variable or open cursor to be reused. No more rows can be fetched from the cursor variable or closed
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Define basic operators of relational algebra with an example each
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