生成提取表中数据的sql脚本

--将表数据生成SQL脚本的存储过程 

CREATE PROCEDURE dbo.UspOutputData 
@tablename sysname 
AS 
declare @column varchar(1000) 
declare @columndata varchar(1000) 
declare @sql varchar(4000) 
declare @xtype tinyint 
declare @name sysname 
declare @objectId int 
declare @objectname sysname 
declare @ident int 

set nocount on 
set @objectId=object_id(@tablename) 

if @objectId is null -- 判断对象是否存在 
begin 
print 'The object not exists' 
return 
end 
set @objectname=rtrim(object_name(@objectId)) 

if @objectname is null or charindex(@objectname,@tablename)=0 --此判断不严密 
begin 
print 'object not in current database' 
return 
end