/*=================== 导入/导出 Excel 的基本方法 ===================*/
从Excel文件中,导入数据到SQL数据库中,很简单,直接用下面的语句:
/*========================================================*/
EXEC master..xp_cmdshell \'bcp " exec weberp.dbo.DailyCash_Excel @PayAccount=null,@StartDate=null,@EndDate=null,@TrackStation=null" queryout "C:\authors.xls" -c -S "(local)" -U "sa" -P "password"\'
--如果接受数据导入的表已经存在
insert into 表 select * from
OPENROWSET(\'MICROSOFT.JET.OLEDB.4.0\'
,\'Excel 5.0;HDR=YES;DATABASE=c:test.xls\',sheet1$)
--如果导入数据并生成表
select * into 表 from
OPENROWSET(\'MICROSOFT.JET.OLEDB.4.0\'
,\'Excel 5.0;HDR=YES;DATABASE=c:test.xls\',sheet1$)
/*========================================================*/
--如果从SQL数据库中,导出数据到Excel,如果Excel文件已经存在,而且已经按照要接收的数据创建好表头,就可以简单的用:
insert into OPENROWSET(\'MICROSOFT.JET.OLEDB.4.0\'
,\'Excel 5.0;HDR=YES;DATABASE=c:test.xls\',sheet1$)
select * from 表
--如果Excel文件不存在,也可以用BCP来导成类Excel的文件,注意大小写:
--导出表的情况
EXEC master..XP_cmdshell \'bcp 数据库名.dbo.表名 out "c:test.xls" /c -/S"服务器名" /U"用户名" -P"密码"\'
--导出查询的情况
EXEC master..xp_cmdshell \'bcp "SELECT au_fname, au_lname FROM pubs..authors ORDER BY au_lname" queryout "c:test.xls" /c -/S"服务器名" /U"用户名" -P"密码"\'
/*--说明:
c:test.xls 为导入/导出的Excel文件名.
sheet1$ 为Excel文件的工作表名,一般要加上$才能正常使用.
--*/
/*--数据导出EXCEL
导出表中的数据到Excel,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
调用示例
ExportToExcel @tbname=\'test\',@path=\'c:\\',@fname=\'test.xls\'
--*/
if exists (select * from dbo.sysobjects where id = object_id(N\'[dbo].[ExportToExcel]\') and OBJECTPROPERTY(id, N\'IsProcedure\') = 1)
drop procedure [dbo].[ExportToExcel]
GO
create proc ExportToExcel
@Pac , --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=TT;READONLY=FALSE\'
+\';CREATE_DB=\'+@sql+\';DBQ=\'+@sql
else
set @constr=\'Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties="Excel 8.0;HDR=YES\'
+\';DATABASE=\'+@sql+\'"\'
--连接数据库
print @constr
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 on a.xtype=b.xusertype
where b.name not in(\'image\',\'text\',\'uniqueidentifier\',\'sql_variant\',\'ntext\',\'varbinary\',\'binary\',\'timestamp\')
and object_id(@tbname)=id
select @sql=\'create table [\'+@tbname
+\'](\'+substring(@sql,2,8000)+\')\'
,@fdlist=substring(@fdlist,2,8000)
print @sql
exec @err=sp_oamethod @obj,\'execute\',@out out,@sql
if @err<>0 goto lberr
exec @err=sp_oadestroy @obj
--导入数据
set @sql=\'openrowset(\'\'MICROSOFT.JET.OLEDB.4.0\'\',\'\'Excel 8.0;HDR=YES
;DATABASE=\'+@path+@fname+\'\'\',[\'+@tbname+\'$])\'
exec(\'insert into \'+@sql+\'(\'+@fdlist+\') select \'+@fdlist+\' from \'+@tbname)
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
CREATE PROC SqlToExcel
(
@Path varchar(100),--文件存放路径
@Fname varchar(100),--文件名字
@SheetName varchar(80),---工作表名字
@SqlStr varchar(8000)--查询语句,如果查询语句中使用了order by ,请加上top 100 percent,注意,如果导出表/视图,用上面的存储过程
)
AS
SET NOCOUNT ON
declare @sql varchar(8000)
declare @obj int--OLE对象
declare @constr varchar(8000)
declare @err int
declare @out int
declare @fdlist varchar(8000)
declare @tbname sysname--临时表
declare @Src nvarchar(200)
declare @Desc nvarchar(200)
set @tbname=\'##tmp_\'+convert(varchar(38),newid())
exec(\'select * into [\'+@tbname +\'] from \'+\'(\'+@sqlStr+\') A\')
select @fdlist = \'\'
set @sql= @path+@fname
set @constr=\'DRIVER={Microsoft Excel Driver (*.xls)};DSN=\'\'\'\';READONLY=FALSE\'
+\';CREATE_DB="\'+@sql+\'";DBQ=\'+@sql
--生成Excel的列
set @sql = \'\'
select @sql = @sql+\',\'+\'[\'+a.name+\'] \'+ case when b.name like \'%char\' then case when a.length >255 then \'memo\' else \'text(\'+cast(a.length as varchar)+\')\' end
when b.name like \'%int\' or b.name=\'bit\' then \'int\'
when b.name like \'%datetime\' then \'datetime\'
when b.name like \'%money\' then \'money\'
when b.name like \'%text\' then \'memo\'
else b.name
end,
@fdlist = @fdlist+\',\'+\'[\'+a.name+\']\'
from tempdb..syscolumns a join tempdb..systypes b on a.xtype = b.xusertype
where b.name not in(\'image\',\'uniqueidentifier\',\'sql_variant\',\'varbinary\',\'binary\',\'timestamp\')
and id in(select id from tempdb..sysobjects where name = @tbname) order by colorder
if @@rowcount=0 return
set @fdlist = substring(@fdlist,2,8000)
--连接数据库
exec @err=sp_oacreate \'adodb.connection\',@obj out
if @err <> 0 goto lberror
exec @err=sp_oamethod @obj,\'open\',null,@constr
if @err <> 0 goto lberror
--创建工作薄
select @sql=\'create table [\'+@sheetname
+\'](\'+substring(@sql,2,8000)+\')\'
exec @err=sp_oamethod @obj,\'execute\',@out out,@sql--@sql为excute方法提供参数
if @err <> 0 goto lberror
exec @err=sp_oadestroy @obj
--导入数据
set @sql=\'openrowset(\'\'MICROSOFT.JET.OLEDB.4.0\'\',\'\'Excel 8.0;HDR=YES
;DATABASE=\'+@path+@fname+\'\'\',[\'+@sheetname+\'$])\'
--print @sql
exec (\'insert into \'+@sql+\'(\'+@fdlist+\') select \'+@fdlist+\' from [\'+@tbname+\']\')
exec(\'drop table [\'+@tbname+\']\')
return
lberror:
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