调用语句

--创建存储过程proc_staffs
postgres=# CREATE OR REPLACE PROCEDURE proc_staffs
(
section     NUMBER(6),
salary_sum out NUMBER(8,2),
staffs_count out INTEGER
)
IS
BEGIN
SELECT sum(salary), count(*) INTO salary_sum, staffs_count FROM hr.staffs where section_id = section;
END;
/

--调用存储过程proc_return.
postgres=# CALL proc_staffs(2,8,6);

--清除存储过程
postgres=# DROP PROCEDURE proc_staffs;