Statement for function return value in oracle

In Oracle, use the RETURN statement to specify the return value of the function. This statement is located at the end of the function body and is used to return the result of the function calculation. The syntax of the RETURN statement is: RETURN value_expression; where value_expression is an expression that calculates and returns the function value.

Statements for function return values ​​in Oracle

In Oracle, use RETURN statement to specify the return value of the function. It is located at the end of the function body and is used to specify the result of the function calculation.

Syntax:

<code>RETURN value_expression;</code>

Where:

• value_expression is an expression that calculates and returns the function's value.

Example:

Consider a function that calculates the sum of two numbers:

<code class="sql">CREATE FUNCTION add_numbers(
  x NUMBER,
  y NUMBER
) RETURN NUMBER
IS
BEGIN
  RETURN x + y;
END;</code>

In this function, RETURN The statement returns the value of the expression x y, which represents the sum of the two input numbers.

Note:

• RETURN statement can only appear at the end of the function body.
• Functions must have a return value type, which is specified by the RETURN statement.
• Different types of functions can have different return value types.
• When a function has multiple return values, you can use the OUT parameter or record type.

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