use master restore database 数据库名 from disk='c:/dbname.bak' with REPLACE或:还原修改数据库路径: RESTORE DATABASE 数据库名 FROM disk='c:/dbname.bak' WITH MOVE 'test' TO 'c:\Program Files\Microsoft SQL Server\MSSQL\Data\test.mdf', MOVE 'test_log' TO 'c:\Program Files\Microsoft SQL Server\MSSQL\Data\'test_log.ldf'
在企业管理里选择“数据库”——》“还原数据库”——》起一个数据库名 ——》选择“从设备”——》选择你的ba'k文件位置,然后按确定还原就可以了或者用语句 restore database NewDatabase from disk='c:/dbname.bak' with replace
--或者用下面的存储过程./*--恢复数据库--邹建 2003.10--*//*--调用示例 --完整恢复数据库 exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db'--差异备份恢复 exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db',@retype='DBNOR' exec p_backupdb @bkfile='c:\db_20031015_df.bak',@dbname='db',@retype='DF'--日志备份恢复 exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db',@retype='DBNOR' exec p_backupdb @bkfile='c:\db_20031015_log.bak',@dbname='db',@retype='LOG'--*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_RestoreDb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_RestoreDb] GOcreate proc p_RestoreDb @bkfile nvarchar(1000), --定义要恢复的备份文件名 @dbname sysname='', --定义恢复后的数据库名,默认为备份的文件名 @dbpath nvarchar(260)='', --恢复后的数据库存放目录,不指定则为SQL的默认数据目录 @retype nvarchar(10)='DB', --恢复类型:'DB'完事恢复数据库,'DBNOR' 为差异恢复,日志恢复进行完整恢复,'DF' 差异备份的恢复,'LOG' 日志恢复 @filenumber int=1, --恢复的文件号 @overexist bit=1, --是否覆盖已经存在的数据库,仅@retype为'DB'/'DBNOR'是有效 @killuser bit=1 --是否关闭用户使用进程,仅@overexist=1时有效 as declare @sql varchar(8000)--得到恢复后的数据库名 if isnull(@dbname,'')='' select @sql=reverse(@bkfile) ,@sql=case when charindex('.',@sql)=0 then @sql else substring(@sql,charindex('.',@sql)+1,1000) end ,@sql=case when charindex('\',@sql)=0 then @sql else left(@sql,charindex('\',@sql)-1) end ,@dbname=reverse(@sql)--得到恢复后的数据库存放目录 if isnull(@dbpath,'')='' begin select @dbpath=rtrim(reverse(filename)) from master..sysfiles where name='master' select @dbpath=reverse(substring(@dbpath,charindex('\',@dbpath),4000)) end--生成数据库恢复语句 set @sql='restore '+case @retype when 'LOG' then 'log ' else 'database ' end+@dbname +' from disk='''+@bkfile+'''' +' with file='+cast(@filenumber as varchar) +case when @overexist=1 and @retype in('DB','DBNOR') then ',replace' else '' end +case @retype when 'DBNOR' then ',NORECOVERY' else ',RECOVERY' end--添加移动逻辑文件的处理 if @retype='DB' or @retype='DBNOR' begin --从备份文件中获取逻辑文件名 declare @lfn nvarchar(128),@tp char(1),@i int --创建临时表,保存获取的信息 create table #tb(ln nvarchar(128),pn nvarchar(260),tp char(1),fgn nvarchar(128),sz numeric(20,0),Msz numeric(20,0)) --从备份文件中获取信息 insert into #tb exec('restore filelistonly from disk='''+@bkfile+'''') declare #f cursor for select ln,tp from #tb open #f fetch next from #f into @lfn,@tp set @i=0 while @@fetch_status=0 begin select @sql=@sql+',move '''+@lfn+''' to '''+@dbpath+@dbname+cast(@i as varchar) +case @tp when 'D' then '.mdf''' else '.ldf''' end ,@i=@i+1 fetch next from #f into @lfn,@tp end close #f deallocate #f end--关闭用户进程处理 if @overexist=1 and @killuser=1 begin declare @spid varchar(20) declare #spid cursor for select spid=cast(spid as varchar(20)) from master..sysprocesses where dbid=db_id(@dbname) open #spid fetch next from #spid into @spid while @@fetch_status=0 begin exec('kill '+@spid) fetch next from #spid into @spid end close #spid deallocate #spid end--恢复数据库 exec(@sql)go
--如果是将一个数据库复制成另一个数据库. /*--将一个数据库完整复制成另一个数据库--邹建 2003.10--*//*--调用示例 exec p_CopyDb @ddbname='test' --*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_CopyDb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_CopyDb] GOcreate proc p_CopyDb @sdbname sysname='', --定义要复制的数据库名,默认为当前数据库 @ddbname sysname, --定义复制后生成的数据库名 @overexist bit=1, --是否覆盖已经存在的数据库 @killuser bit=1 --是否关闭用户使用进程,仅@overexist=1时有效 as declare @sql varchar(8000),@bpath varchar(8000),@rpath varchar(8000)--得到要复制的数据库名 if isnull(@sdbname,'')='' set @sdbname=db_name()--得到临时备份数据目录及文件名 select @bpath=rtrim(reverse(filename)) from master..sysfiles where name='master' select @bpath=substring(@bpath,charindex('\',@bpath)+1,8000) ,@bpath=reverse(substring(@bpath,charindex('\',@bpath),8000))+'BACKUP\' +@sdbname+'_'+convert(varchar,getdate(),112) +'_'+replace(convert(varchar,getdate(),108),':','') +'.bak'--生成数据库备份语句,进行数据库备份 set @sql='backup database '+@sdbname +' to disk='''+@bpath +''' with NOINIT' exec(@sql)--根据备份文件恢复成新的数据库(完成复制工作) set @sql='restore database '+@ddbname +' from disk='''+@bpath+'''' +' with file=1' +case when @overexist=1 then ',replace' else '' end--得到数据库存放的默认目录 --得到SQL安装时设置的数据文件路径 select @rpath=rtrim(reverse(filename)) from master..sysfiles where name='master' select @rpath=reverse(substring(@rpath,charindex('\',@rpath),8000))--添加移动逻辑文件的处理 --从备份文件中获取逻辑文件名 declare @lfn nvarchar(128),@tp char(1),@i int--创建临时表,保存获取的信息 create table #tb(ln nvarchar(128),pn nvarchar(260),tp char(1),fgn nvarchar(128),sz numeric(20,0),Msz numeric(20,0)) --从备份文件中获取信息 insert into #tb exec('restore filelistonly from disk='''+@bpath+'''') declare #f cursor for select ln,tp from #tb open #f fetch next from #f into @lfn,@tp set @i=0 while @@fetch_status=0 begin select @sql=@sql+',move '''+@lfn+''' to '''+@rpath+@ddbname+cast(@i as varchar) +case @tp when 'D' then '.mdf''' else '.ldf''' end ,@i=@i+1 fetch next from #f into @lfn,@tp end close #f deallocate #f--关闭用户进程处理 if @overexist=1 and @killuser=1 begin declare @spid varchar(20) declare #spid cursor for select spid=cast(spid as varchar(20)) from master..sysprocesses where dbid=db_id(@ddbname) open #spid fetch next from #spid into @spid while @@fetch_status=0 begin exec('kill '+@spid) fetch next from #spid into @spid end close #spid deallocate #spid end--恢复数据库 exec(@sql)--删除备份的临时文件 set @sql='del "'+@bpath+'"' exec master..xp_cmdshell @sql,no_output select @sql,@bpath,@rpath go
restore database 数据库名 from disk='c:/dbname.bak' with REPLACE或:还原修改数据库路径:
RESTORE DATABASE 数据库名
FROM disk='c:/dbname.bak'
WITH MOVE 'test' TO 'c:\Program Files\Microsoft SQL Server\MSSQL\Data\test.mdf',
MOVE 'test_log' TO 'c:\Program Files\Microsoft SQL Server\MSSQL\Data\'test_log.ldf'
——》选择“从设备”——》选择你的ba'k文件位置,然后按确定还原就可以了或者用语句 restore database NewDatabase from disk='c:/dbname.bak' with replace
--完整恢复数据库
exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db'--差异备份恢复
exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db',@retype='DBNOR'
exec p_backupdb @bkfile='c:\db_20031015_df.bak',@dbname='db',@retype='DF'--日志备份恢复
exec p_RestoreDb @bkfile='c:\db_20031015_db.bak',@dbname='db',@retype='DBNOR'
exec p_backupdb @bkfile='c:\db_20031015_log.bak',@dbname='db',@retype='LOG'--*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_RestoreDb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_RestoreDb]
GOcreate proc p_RestoreDb
@bkfile nvarchar(1000), --定义要恢复的备份文件名
@dbname sysname='', --定义恢复后的数据库名,默认为备份的文件名
@dbpath nvarchar(260)='', --恢复后的数据库存放目录,不指定则为SQL的默认数据目录
@retype nvarchar(10)='DB', --恢复类型:'DB'完事恢复数据库,'DBNOR' 为差异恢复,日志恢复进行完整恢复,'DF' 差异备份的恢复,'LOG' 日志恢复
@filenumber int=1, --恢复的文件号
@overexist bit=1, --是否覆盖已经存在的数据库,仅@retype为'DB'/'DBNOR'是有效
@killuser bit=1 --是否关闭用户使用进程,仅@overexist=1时有效
as
declare @sql varchar(8000)--得到恢复后的数据库名
if isnull(@dbname,'')=''
select @sql=reverse(@bkfile)
,@sql=case when charindex('.',@sql)=0 then @sql
else substring(@sql,charindex('.',@sql)+1,1000) end
,@sql=case when charindex('\',@sql)=0 then @sql
else left(@sql,charindex('\',@sql)-1) end
,@dbname=reverse(@sql)--得到恢复后的数据库存放目录
if isnull(@dbpath,'')=''
begin
select @dbpath=rtrim(reverse(filename)) from master..sysfiles where name='master'
select @dbpath=reverse(substring(@dbpath,charindex('\',@dbpath),4000))
end--生成数据库恢复语句
set @sql='restore '+case @retype when 'LOG' then 'log ' else 'database ' end+@dbname
+' from disk='''+@bkfile+''''
+' with file='+cast(@filenumber as varchar)
+case when @overexist=1 and @retype in('DB','DBNOR') then ',replace' else '' end
+case @retype when 'DBNOR' then ',NORECOVERY' else ',RECOVERY' end--添加移动逻辑文件的处理
if @retype='DB' or @retype='DBNOR'
begin
--从备份文件中获取逻辑文件名
declare @lfn nvarchar(128),@tp char(1),@i int --创建临时表,保存获取的信息
create table #tb(ln nvarchar(128),pn nvarchar(260),tp char(1),fgn nvarchar(128),sz numeric(20,0),Msz numeric(20,0))
--从备份文件中获取信息
insert into #tb exec('restore filelistonly from disk='''+@bkfile+'''')
declare #f cursor for select ln,tp from #tb
open #f
fetch next from #f into @lfn,@tp
set @i=0
while @@fetch_status=0
begin
select @sql=@sql+',move '''+@lfn+''' to '''+@dbpath+@dbname+cast(@i as varchar)
+case @tp when 'D' then '.mdf''' else '.ldf''' end
,@i=@i+1
fetch next from #f into @lfn,@tp
end
close #f
deallocate #f
end--关闭用户进程处理
if @overexist=1 and @killuser=1
begin
declare @spid varchar(20)
declare #spid cursor for
select spid=cast(spid as varchar(20)) from master..sysprocesses where dbid=db_id(@dbname)
open #spid
fetch next from #spid into @spid
while @@fetch_status=0
begin
exec('kill '+@spid)
fetch next from #spid into @spid
end
close #spid
deallocate #spid
end--恢复数据库
exec(@sql)go
/*--将一个数据库完整复制成另一个数据库--邹建 2003.10--*//*--调用示例
exec p_CopyDb @ddbname='test'
--*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_CopyDb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_CopyDb]
GOcreate proc p_CopyDb
@sdbname sysname='', --定义要复制的数据库名,默认为当前数据库
@ddbname sysname, --定义复制后生成的数据库名
@overexist bit=1, --是否覆盖已经存在的数据库
@killuser bit=1 --是否关闭用户使用进程,仅@overexist=1时有效
as
declare @sql varchar(8000),@bpath varchar(8000),@rpath varchar(8000)--得到要复制的数据库名
if isnull(@sdbname,'')='' set @sdbname=db_name()--得到临时备份数据目录及文件名
select @bpath=rtrim(reverse(filename)) from master..sysfiles where name='master'
select @bpath=substring(@bpath,charindex('\',@bpath)+1,8000)
,@bpath=reverse(substring(@bpath,charindex('\',@bpath),8000))+'BACKUP\'
+@sdbname+'_'+convert(varchar,getdate(),112)
+'_'+replace(convert(varchar,getdate(),108),':','')
+'.bak'--生成数据库备份语句,进行数据库备份
set @sql='backup database '+@sdbname
+' to disk='''+@bpath
+''' with NOINIT'
exec(@sql)--根据备份文件恢复成新的数据库(完成复制工作)
set @sql='restore database '+@ddbname
+' from disk='''+@bpath+''''
+' with file=1'
+case when @overexist=1 then ',replace' else '' end--得到数据库存放的默认目录
--得到SQL安装时设置的数据文件路径
select @rpath=rtrim(reverse(filename)) from master..sysfiles where name='master'
select @rpath=reverse(substring(@rpath,charindex('\',@rpath),8000))--添加移动逻辑文件的处理
--从备份文件中获取逻辑文件名
declare @lfn nvarchar(128),@tp char(1),@i int--创建临时表,保存获取的信息
create table #tb(ln nvarchar(128),pn nvarchar(260),tp char(1),fgn nvarchar(128),sz numeric(20,0),Msz numeric(20,0))
--从备份文件中获取信息
insert into #tb exec('restore filelistonly from disk='''+@bpath+'''')
declare #f cursor for select ln,tp from #tb
open #f
fetch next from #f into @lfn,@tp
set @i=0
while @@fetch_status=0
begin
select @sql=@sql+',move '''+@lfn+''' to '''+@rpath+@ddbname+cast(@i as varchar)
+case @tp when 'D' then '.mdf''' else '.ldf''' end
,@i=@i+1
fetch next from #f into @lfn,@tp
end
close #f
deallocate #f--关闭用户进程处理
if @overexist=1 and @killuser=1
begin
declare @spid varchar(20)
declare #spid cursor for
select spid=cast(spid as varchar(20)) from master..sysprocesses where dbid=db_id(@ddbname)
open #spid
fetch next from #spid into @spid
while @@fetch_status=0
begin
exec('kill '+@spid)
fetch next from #spid into @spid
end
close #spid
deallocate #spid
end--恢复数据库
exec(@sql)--删除备份的临时文件
set @sql='del "'+@bpath+'"'
exec master..xp_cmdshell @sql,no_output
select @sql,@bpath,@rpath
go
到企业管理器->到刚才新建的库上右键,->所有任务->恢复数据库->1,输入新的数据库名,并打开你的备份文件.
2,在选项中,选中在现有数据库上强制恢复,并在下面输入刚才建的数据库的物理目录.