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ASP.NET备份恢复Sql Server数据库2010-12-28本文将向大家介绍如何使用 ASP.NET 备份恢复 Sql Server 数据库,大家可以做个参考,也希望对大家有所帮助。

备份SqlServer数据库:

string SqlStr1 = "Server=(local);database="" + 

this.DropDownList1.SelectedValue + "";Uid=sa;Pwd=";
string SqlStr2 = "backup database " + this.DropDownList1.SelectedValue +

" to disk="" + this.TextBox1.Text.Trim() + ".bak"";
SqlConnection con = new SqlConnection(SqlStr1);
con.Open();
try
{
if (File.Exists(this.TextBox1.Text.Trim()))
{
Response.Write("<script language=javascript>alert("此文件已存在,请从新输入!");

location="Default.aspx"</script>");
return;
}
SqlCommand com = new SqlCommand(SqlStr2, con);
com.ExecuteNonQuery();
Response.Write("<script language=javascript>alert("备份数据成功!");

location="Default.aspx"</script>");
}
catch (Exception error)
{
Response.Write(error.Message);
Response.Write("<script language=javascript>alert("备份数据失败!")</script>");
}
finally
还原SqlServer数据库:

string path = this.FileUpload1.PostedFile.FileName;

//获得备份路径及数据库名称
string dbname = this.DropDownList1.SelectedValue;
string SqlStr1 = "Server=(local);database="" +

this.DropDownList1.SelectedValue + "";Uid=sa;Pwd=";
string SqlStr2 = "use master restore database " +

dbname + " from disk="" + path + """;
SqlConnection con = new SqlConnection(SqlStr1);
con.Open();
try
{
SqlCommand com = new SqlCommand(SqlStr2, con);
com.ExecuteNonQuery();
Response.Write("<script language=javascript>alert("还原数据成功!");

location="Default.aspx"</script>");
}
catch (Exception error)
{
Response.Write(error.Message);
Response.Write("<script language=javascript>alert("还原数据失败!")</script>");
}
finally