日期:2014-05-17 浏览次数:20871 次
select A1,A2,A3 into A1 from MM.A
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select A1,A2,A3 into NN.dbo.A from MM.dbo.A select B1,B2,B3 into NN.dbo.B from MM.dbo.B
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/*--备份指定表到另一数据库 备份指定数据库中的指定表列表到一个新的数据库 --邹建 2003.12--*/ /*--调用示例 --备份数据当前数据库的所有内容 exec p_backupdatabase --备份当前数据库的指定表 exec p_backupdatabase @tblist='tb,tb1,tb2' --*/ if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_BackupDataBase]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_BackupDataBase] GO CREATE PROCEDURE p_BackupDataBase @s_dbname sysname='', --要备份的数据库名,如果不指定,则备份当前数据库 @d_dbname sysname='', --备份生成的数据库名,如果不指定,则为:@s_dbname+'_bak' @tblist varchar(8000)='' --要备份的表名列表,如果不指定,则表示所有用户表 AS declare @sql varchar(8000),@err_msg varchar(1000) --参数检测 if isnull(@s_dbname,'')='' set @s_dbname=db_name() if isnull(@d_dbname,'')='' set @d_dbname=@s_dbname+'_bak' if exists(select 1 from master..sysdatabases where name=@d_dbname) begin set @err_msg='备份的数据库 ['+@d_dbname+'] 已经存在!' goto lb_exit end if not exists(select 1 from master..sysdatabases where name=@s_dbname) begin set @err_msg='要备份的数据库 ['+@d_dbname+'] 不存在!' goto lb_exit end --创建备份的数据库 set @sql='create database ['+@d_dbname+']' exec(@sql) --备份表 declare @tbname sysname set @sql='declare tb cursor for select name from ['+@s_dbname+']..sysobjects where status>0 and xtype=''U''' +case isnull(@tblist,'') when '' then '' else ' and name in('''+replace(@tblist,',',''',''')+''')' end exec(@sql) open tb fetch next from tb into @tbname while @@fetch_status=0 begin set @sql='select * into ['+@d_dbname+']..['+@tbname +'] from ['+@s_dbname+']..['+@tbname+']' exec(@sql) fetch next from tb into @tbname end close tb deallocate tb lb_exit: if @err_msg<>'' raiserror(@err_msg,1,16) go
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