备份恢复数据库
protected void btnhuifu_Click(object sender, EventArgs e)
{
//string path = Page.MapPath("../App_Data").ToString();
//if (new Maticsoft.BLL.Setting().HuiFu(path))
//{
// this.Label1.Text = "数据恢复成功";
//}
//else
//{
// this.Label1.Text = "数据恢复失败，数据库正在使用";
//}
string StrPath = Server.MapPath("../App_Data");
if (FileUpbak.HasFile)
{
string filename = StrPath + "/" + FileUpbak.FileName;
FileUpbak.SaveAs(filename);
if (new Maticsoft.BLL.Setting().HuiFu(filename))
{
this.Label1.Text = "数据库恢复成功";
}
else
{
this.Label1.Text = "数据库恢复未成功";
}
}
this.Label1.Text = "请选择要恢复的数据文件";
}
protected void btnbeifei_Click(object sender, EventArgs e)
{
string StrPath = Server.MapPath("../App_Data");
string filename = DateTime.Now.ToString("yyyyMMddHHMMss");
if (new Maticsoft.BLL.Setting().BeiFen(StrPath + "\\" + filename))
{
string filePath = StrPath + "\\" + filename;//路径
//以字符流的形式下载文件
FileStream fs = new FileStream(filePath, FileMode.Open);
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octet-stream";
//通知浏览器下载文件而不是打开
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(filename, System.Text.Encoding.UTF8));
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();
File.Delete(StrPath + "\\" + filename);
}
//string path = Page.MapPath("../App_Data/").ToString();
//if (new Maticsoft.BLL.Setting().BeiFen(path+DateTime.Now.ToString("yyyymmddhhmmss")+".bak"))
//{
// this.Label1.Text = "备份成功";
//}
//else
//{
// this.Label1.Text = "备份失败";
//}
}
public bool BeiFen(string path)
{
try
{
string backupstr = "backup database EmailDataBase to disk='" + path + "';";
SqlHelper.ExecuteNonQuery(CommandType.Text, backupstr, null);
return true;
}
catch
{
return false;
}
}
public bool HuiFu(string path)
{
try
{
//alter database EmailDataBase set offline with rollback immediate ;
string restore = "use master ;ALTER DATABASE [EmailDataBase] SET OFFLINE WITH ROLLBACK IMMEDIATE;restore database EmailDataBase from disk='" + path + "' with replace;";
SqlHelper.ExecuteNonQuery(CommandType.Text, restore, null);
return true;
}
catch
{
return false;
}
}
