通过系统对项表查询过程是否存在。
具体写法如下(CREATE 以后的语句换成你自已的存储过程)
if not exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[GetUser]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
CREATE procedure GetUser --请换成你自已的存储过程
@user varchar(100) output
as
set @user=isnull((select username from usertable where usercode=@user--
GO
Drop Procedure if exists 'procedurename'