[转帖]备份与恢复SQL Server

saintom · 发表于 2005-5-24 00:51:44

一个用asp备份与恢复SQL Server数据库的例子代码,另外可参考http://www.15seconds.com/howto/pg000945.htm
  以下为代码内容：
<HTML>
<HEAD>
<TITLE>数据库操作</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</HEAD>

<BODY>
<form method="post" name=myform>
<%if action="restore" then%><INPUT TYPE="hidden" name="action" value="restore">准备恢复数据库。。。
<%elseif action="backup" then%><INPUT TYPE="hidden" name="action" value="backup">准备备份数据库。。。<%else%>
选择操作：
<INPUT TYPE="radio" name="action" id="act_backup"  value="backup"><label for=act_backup>备份</label>　
<INPUT TYPE="radio" name="action" id="act_restore" value="restore"><label for=act_restore>恢复</label><%end if%>
<br>数据库名：<INPUT TYPE="text" name="databasename" value="50forum">
<br>文件路径：<INPUT TYPE="text" name="bak_file" value="50forum.bak">(备份或恢复的文件路径)<br>
<input type="submit" value="确定">
</form>
<%
'SQL Server 数据库的备份与恢复!
'海娃
'http://www.51windows.Net
dim sqlserver,sqlname,sqlpassword,sqlLoginTimeout,databasename,bak_file,act
sqlserver = "localhost" 'sql服务器
sqlname = "sa" '用户名
sqlpassword = "sa"  '密码
sqlLoginTimeout = 15 '登陆超时
databasename = trim(request("databasename"))
bak_file = trim(request("bak_file"))
bak_file = Server.MapPath("backup/"&bak_file)
act = lcase(request("action"))

if databasename = "" then
response.write "input database name"
else
if act = "backup" then
  Set srv = Server.CreateObject("SQLDMO.SQLServer")
  srv.LoginTimeout  = sqlLoginTimeout
  srv.Connect sqlserver,sqlname, sqlpassword
  Set bak    = Server.CreateObject("SQLDMO.Backup")
  bak.Database = databasename
  bak.Devices = Files
  bak.Files = bak_file
  bak.Action = 0
  bak.Initialize = 1
  'bak.ReplaceDatabase  = True
  bak.SQLBackup srv
  if err.number>0 then
response.write err.number&"<font color=red><br>"
response.write err.description&"</font>"
  end if
  Response.write "<font color=green>备份成功!</font>"
  srv.disconnect
  Set srv = nothing
  Set bak = nothing
elseif act = "restore" then
  '恢复时要在没有使用数据库时进行！
  Set srv=Server.CreateObject("SQLDMO.SQLServer")
  srv.LoginTimeout  = sqlLoginTimeout
  srv.Connect sqlserver,sqlname, sqlpassword
  Set rest = Server.CreateObject("SQLDMO.Restore")
  rest.Action = 0 ' full db restore
  rest.Database = databasename
  rest.Devices = Files
  rest.Files = bak_file
  rest.ReplaceDatabase = True 'Force restore over existing database
  if err.number>0 then
response.write err.number&"<font color=red><br>"
response.write err.description&"</font>"
  end if
  rest.SQLRestore srv

  Response.write "<font color=green>恢复成功!</font>"
  srv.disconnect
  Set srv = nothing
  Set rest = nothing
else
  Response.write "<font color=red>没有选择操作</font>"
end if
end if
%>
</BODY>
</HTML>

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