导出excel:SQL Server导出表到EXCEL文件的存储过程

SQL Server导出表到EXCEL文件的存储过程:

*--数据导出EXCEL

导出表中的数据到Excel,包含字段名,文件为真正的Excel文件

,如果文件不存在,将自动创建文件

,如果表不存在,将自动创建表

基于通用性考虑,仅支持导出标准数据类型

---*/

/**//*--调用示例

p_exporttb @tbname='地区资料',@path='c:',@fname='aa.xls'

--*/

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_exporttb]') and

OBJECTPROPERTY(id, N'IsProcedure') = 1)

drop procedure [dbo].[p_exporttb]

GO

create proc p_exporttb

@tbname sysname, --要导出的表名,注意只能是表名/视图名

@path nvarchar(1000), --文件存放目录

@fname nvarchar(250)='' --文件名,默认为表名

as

declare @err int,@src nvarchar(255),@desc nvarchar(255),@out int

declare @obj int,@constr nvarchar(1000),@sql varchar(8000),@fdlist varchar(8000)

--参数检测

if isnull(@fname,'')='' set @fname=@tbname+'.xls'

--检查文件是否已经存在

if right(@path,1)<>'' set @path=@path+''

create table #tb(a bit,b bit,c bit)

set @sql=@path+@fname

insert into #tb exec master..xp_fileexist @sql

--数据库创建语句

set @sql=@path+@fname

if exists(select 1 from #tb where a=1)

set @constr='DRIVER={Microsoft Excel Driver (*.xls)};DSN='''';READONLY=FALSE'

+';CREATE_DB="'+@sql+'";DBQ='+@sql

else

set @constr='Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties="Excel 5.0;HDR=YES'

+';DATABASE='+@sql+'"'

--连接数据库

exec @err=sp_oacreate 'adodb.connection',@obj out

if @err<>0 goto lberr

exec @err=sp_oamethod @obj,'open',null,@constr

if @err<>0 goto lberr

--创建表的SQL

select @sql='',@fdlist=''

select @fdlist=@fdlist+','+a.name

,@sql=@sql+',['+a.name+'] '

+case when b.name in('char','nchar','varchar','nvarchar') then

'text('+cast(case when a.length>255 then 255 else a.length end as varchar)+')'

when b.name in('tynyint','int','bigint','tinyint') then 'int'

when b.name in('smalldatetime','datetime') then 'datetime'

when b.name in('money','smallmoney') then 'money'

else b.name end

FROM syscolumns a left join systypes b _disibledevent='drop table ['+@tbname+']'

exec(@sql)

return

lberr:

exec sp_oageterrorinfo 0,@src out,@desc out

lbexit:

select cast(@err as varbinary(4)) as 错误号

,@src as 错误源,@desc as 错误描述

select @sql,@constr,@fdlist

go