oracle手動調(diào)用存儲過程 oracle如何在函數(shù)中調(diào)用存儲過程?
oracle如何在函數(shù)中調(diào)用存儲過程?oracle 函數(shù)中能調(diào)用存儲過程,舉例如下:1、無參數(shù)存儲過程的調(diào)用--創(chuàng)建無參存儲過程CREATE OR REPLACE FUNCTION stu_proc
oracle如何在函數(shù)中調(diào)用存儲過程?
oracle 函數(shù)中能調(diào)用存儲過程,舉例如下:
1、無參數(shù)存儲過程的調(diào)用
--創(chuàng)建無參存儲過程CREATE OR REPLACE FUNCTION stu_proc RETURN VARCHAR2 IS --聲明語句段 v_name varchar2(20)BEGIN --執(zhí)行語句段 SELECT o.sname INTO v_name FROM student o where o.id=1 RETURN v_nameEND--調(diào)用無參存儲過程DECLARE BEGIN DBMS_OUTPUT.put_line("在PL/SQL中打印的結(jié)果:"||stu_proc)END
2、入?yún)⒋鎯^程的調(diào)用
--創(chuàng)建入?yún)⒋鎯^程CREATE OR REPLACE FUNCTION stu_proc(v_id IN NUMBER) RETURN VARCHAR2 IS --聲明語句段 v_name varchar2(20)BEGIN --執(zhí)行語句段 SELECT o.sname INTO v_name FROM student o where o.id=v_id RETURN v_nameEND--調(diào)用入?yún)⒋鎯^程DECLARE BEGIN DBMS_OUTPUT.put_line("在PL/SQL中打印的結(jié)果:"||stu_proc(1))END