SQL Server数据库备份二种方法
本文章讲述了sqlserver中对数据库进行备份,有需要学习了解的同学可参考本教程。
只拷贝备份
我认为一个很有用的特性就是只拷贝备份,它让你可以在备份过程中,在不打乱其他备份文件的顺序的情况下进行拷
贝。使用SQL Server 2000的时候,如果你在一天的中间运行了一个特殊的完全备份,为了恢复,你必须使用完全备份
和在完全备份之后发生的所有事务日志。这个新的特性允许你创建一个只对备份的拷贝,然后使用正常的完全拷贝来
达到恢复的目的。
对于不同的备份,在处理方式上没有任何的改变。对于事务日志备份,你也可以只对备份进行拷贝——同样是不需要
打乱其他备份文件的顺序。任何通过这个选项创建的备份都在备份表中标记为copy_only
部分备份
你也许认为部分备份与差别备份一样——但是他们不一样。部分备份是将所有的文件组,除了那些标记为只读的文件
组之外(除非是指定的),进行备份。对于只读数据库,只有基本文件组被备份。如果你在只读文件组中有很多的静态
数据,那么用这种方式来备份你的数据库就要快得多。
备份数据库
方法一:
1.停止sql server(右键点击任务栏中的sql server服务器,选择“MSSQLServer-停止”)
2.找到安装目录下的data文件夹(默认路径:C:Program Files安装目录数据库名目录 Data)
3.复制data文件夹下的两个文件eonedbx_Data.mdf和eonedbx_Log.ldf
4.将复制的文件保存到安全的盘符
5.启动sql server
方法二:
1.Microsoft SQL Server 企业管理器 ->展开“sql server组” ->展开“数据库”
2.在要备份的数据库上右击 ->所有任务 ->备份数据库,此时屏幕显示“sql server备份”对话框
3.点击“常规”标签 -> 输入备份的名称
4.在“备份”栏目下,单击“数据库—完全”单选按钮
5.在“目的”栏目下单击“添加”按钮->在弹出的对话框中添加一个现存的或新建的备份设备,或是单击“删除”按
钮从备份设备列表中删除一个设备
6.在“重写”栏目下,单击“追加到媒体”,以将备份附加于一个现存备份的后面,或单击“重写现有媒体”,以将
备份重新覆盖于一个现存备份的上面
7.点击“确定”
备份ms sql 数据库就是这么简单
命令方式
backup database Company to disk='d:backup1.bak'--临时设备
/*如果这里不指定明确路径的话(如:backup database company to disk='backup1.bak'),
那么备份的数据库将会自动备份到系统指定的目录下:
C:Program FilesMicrosoft SQL ServerMSSQL.1MSSQLBackup*/

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