proceduredemo21.sql

T-SQL示例大全

/* 文件名称: ProcedureDemo21.sql */
USE 北风贸易
GO

if exists (select * from dbo.sysobjects where id = object_id(N'dbo.CheckName') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure dbo.CheckName
GO

CREATE PROCEDURE dbo.CheckName
 @EmployeeName nvarchar(10)
AS
IF (SELECT count(*) FROM 飞狐工作室 WHERE 姓名 = @EmployeeName) > 0
    RETURN 1
ELSE
    RETURN 2

GO