sql server：sqlserver2008数据库的手动本地备份与还原

素颜马尾好姑娘i 2023-06-20 12:58 22阅读 0赞

# 1、SQL数据库的备份： #

1、登录SQLserver2008 → 假设数据库game\_db既是我们需要备份的数据库  
![在这里插入图片描述][20191210145744912.png]

2、选择要备份的数据库“game\_db”，点击鼠标右键 → 任务 → 备份  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70]

3、在打开的“备份数据库 — game\_db”对话框中，先点击删除，然后再点击“添加”  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 1]

4、在弹出的“选择备份目标”对话框中：

*  选择好要备份到哪个路径，
 *  文件类型选择“所有文件”
 *  “文件名”那个位置填写上您要备份的数据库的名字（最好在您备份的数据库的名字后面加上日期，以方便以后查找）  
    ![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 2]  
    5、之后连续点击“确定”按钮即可完成数据库的备份操作。  
    ![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 3]  
    ![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 4]

# 2、SQL数据库的还原 #

1、选择您要还原的数据库“game\_db”，点击鼠标右键 → 任务 → 还原 → 数据库  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 5]  
2、在出现的“还原数据库 — game\_db”对话框中选择“源设备”，然后点击后面的“…”按钮  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 6]  
3、在出现的“指定备份”对话框中，点击“添加”按钮，找到数据库备份的路径，选择您所要还原的数据库备份文件“game\_db(20191210)”，【注意：文件类型选择所有文件(\*)才会显示出来】然后连续两次点击“确定”按钮  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 7]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 8]  
4、在出现的“还原数据库 — game\_db”对话框中，勾选上“选择用户还原的备份集”下的数据库前的复选框  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 9]  
5、然后切换到 “选项” 选项卡，勾选上“覆盖现有数据库”  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poaXpoZW5nZ3Vhbg_size_16_color_FFFFFF_t_70 10]

# 事故 #

## 因为数据库正在使用，所以无法获得对数据库的独占访问权 ##

出现事故：因为数据库正在使用，所以无法获得对数据库的独占访问权  
![在这里插入图片描述][20191210151329263.png]

### 解决方案【失败】：将用户设置为单用户模式： ###

### 解决方案二： ###

use master
    ALTER DATABASE [datebase] SET OFFLINE WITH ROLLBACK IMMEDIATE

用完之后再

ALTER database [ datebase] set online

参考：https://www.cnblogs.com/anncesky/articles/3869004.html

## 事故：尚未备份数据库的日志尾部 ##

![在这里插入图片描述][20191210154804191.png]  
解决方法：  
![在这里插入图片描述][20191210154840728.png]  
参考：https://blog.csdn.net/weixin\_33981932/article/details/94735838

[20191210145744912.png]: https://img-blog.csdnimg.cn/20191210145744912.png
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[20191210151329263.png]: https://img-blog.csdnimg.cn/20191210151329263.png
[20191210154804191.png]: https://img-blog.csdnimg.cn/20191210154804191.png
[20191210154840728.png]: https://img-blog.csdnimg.cn/20191210154840728.png