9 lines
172 B
MySQL
9 lines
172 B
MySQL
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CREATE OR REPLACE FUNCTION fib(n INTEGER) RETURNS INTEGER AS $$
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BEGIN
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IF (n < 2) THEN
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RETURN n;
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END IF;
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RETURN fib(n - 1) + fib(n - 2);
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END;
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$$ LANGUAGE plpgsql;
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