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CREATE OR REPLACE PROCEDURE proc_case_branch(pi_result in integer, pi_return out integer)
AS 
    BEGIN 
        CASE pi_result 
            WHEN 1 THEN 
                pi_return := 111; 
            WHEN 2 THEN 
                pi_return := 222; 
            WHEN 3 THEN 
                pi_return := 333; 
            WHEN 6 THEN 
                pi_return := 444; 
            WHEN 7 THEN 
                pi_return := 555; 
            WHEN 8 THEN 
                pi_return := 666; 
            WHEN 9 THEN 
                pi_return := 777; 
            WHEN 10 THEN 
                pi_return := 888; 
            ELSE 
                pi_return := 999; 
        END CASE; 
        raise info 'pi_return : %',pi_return ; 
END; 
/

CALL proc_case_branch(3,0);

--删除存储过程
DROP PROCEDURE proc_case_branch;