测试第一个Oracle存储过程

存储过程语句

//简单存储过程的例子
//每调用一次打印一次hello world
create or replace procedure  sayhelloworld
as
begin
dbms_output.put_line('Hello world');
end;

sqlplus 下测试存储过程

Microsoft Windows [版本 10.0.14393]
(c) 2016 Microsoft Corporation。保留所有权利。

C:Userswd>sqlplus

SQL*Plus: Release 11.2.0.1.0 Production on Wed Jul 19 15:48:18 2017

Copyright (c) 1982, 2010, Oracle. All rights reserved.

Enter user-name: system
Enter password:

Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> set serveroutput on //打开屏幕输出开关 需要打印字符串
SQL> execute sayhelloworld();
Hello world

PL/SQL procedure successfully completed.

SQL>