摘要: 场景一: 创建一个返回"Hello World!"字符串的函数。PL/SQL:create or replace function get_hello_msgreturn varchar2 asbeginreturn 'Hello World!';end get_hello_msg;/执行:select get_hello_msg msg from dual;T-SQL:create function dbo.fnGetHelloMsg()returns varchar(50)asbeginreturn 'Hello World!'endgo 阅读全文
posted @ 2011-08-20 17:45 Master HaKu 阅读(1045) 评论(0) 推荐(0)