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看过数据库的备份与还原。大多数都是用组件来完成的。其实可通过sql语句来完成。
由于时间关系，未对参数进行验证和界面美化。代码仅供参考。
共计4个文件：下载地址：http://ad.ceh.com.cn/sql.rar
conn.asp
<%
conn="provider=sqloledb.1;persist security info=false;server=127.0.0.1;uid=sa;pwd=www.zhi.net;database=master"
function rec(rs,sql)
set rs = server.createobject("adodb.recordset")
rs.activeconnection = conn
rs.source = sql
rs.cursortype = 0
rs.cursorlocation = 3
rs.locktype = 1
rs.open
if rs.eof and rs.bof then
rec= false
else
rec= true
end if
end function
function cmd(sql)
dim cmd1
set cmd1 = server.createobject("adodb.command")
cmd1.activeconnection = conn
cmd1.commandtext = sql
cmd1.commandtype = 1
cmd1.commandtimeout = 0
cmd1.prepared = true
cmd1.execute()
end function
function cdb(rs)
rs.close()
set rs=nothing
end function
%>
dev.asp
<!–#include file="conn.asp"–>
<%
if request("adddev") <> "" then
sql="select name,phyname from master..sysdevices where status=16 and name="&request("devname")&""
rec chk,sql
if chk.eof and chk.bof then
sql = "sp_addumpdevice disk,"&request("devname")&","&request("phyname")&""
cmd sql
response.write "<script language=javascript>window.location=reload;</script>"
else
response.write "<script language=javascript>alert(数据库中已存在"&request("devname")&"设备！);window.location=cmd.asp;</script>"
end if
end if
if request("deldev") <> "" then
sql = "sp_dropdevice "&request("devname")&""
cmd sql
response.write "<script language=javascript>window.location=reload;</script>"
end if
rec li,"select name,phyname from master..sysdevices where status=16"
if li.eof and li.bof then
response.write "<font color=#ff0000>请新建备份设备用来备份还原数据库</font>"
else
%><style type="text/css">
<!–
body {
margin-left: 0px;
margin-top: 0px;
}
–>
</style>
<table width="60%" border="0" cellspacing="0">
<tr>
<td width="29%">名称：</td>
<td width="71%">位置：</td>
</tr>
<%
i=0
while not li.eof
i=i+1
%>
<tr>
<td><%=li(0)%></td>
<td><%=li(1)%> <a href=dev.asp?deldev=1&devname=<%=li(0)%>>删除此设备</a></td>
</tr>
<%
li.movenext
wend
response.write "<script language=javascript>top.document.all.dev.height="&(i+1)*25&";</script>"
cdb li
%>
</table>
<%
end if
%>
default.asp
<%@language="vbscript" codepage="936"%>
<!–#include file="conn.asp"–>
<%
*************************************************
数据库备份与还原
编 程：魔术师·杨(magicyang.cn)
完成日期：2004-4-11
说明：由于时间关系，未对数据做安全性验证。
应用时请对数据进行验证，确保安全。
qq：1168064 欢迎大家互相交流
*************************************************
%>
<!doctype html public "-//w3c//dtd html 4.01 transitional//en" "http://www.w3.org/tr/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312">
<title>数据库的备份与还原</title>
</head>
<body>
<%
%>
<table width="80%" border="0" align="center">
<tr>
<td width="21%" valign="top">数据库设备：</td>
<td width="79%">
<iframe name="dev" src="dev.asp" width="100%" height="200" frameborder="0" scrolling="no"></iframe>
</td>
</tr>
<tr>
<td>添加设备：</td>
<td>设备名称：
<input name="devname" type="text" id="devname" size="10" maxlength="10"></td>
</tr>
<tr>
<td> </td>
<td>文件路径：
<input name="phyname" type="text" id="phyname" size="20" maxlength="50">
<input type="button" value="添加设备" onclick="document.all.dev.src=dev.asp?adddev=1&devname=+document.all.devname.value+&phyname=+document.all.phyname.value;"></td>
</tr>
<tr>
<td valign="top">备份/还原：</td>
<td>
数据库名称：
<%
rec li,"select name from master..sysdatabases where status=16"
%>
<select name="b_data">
<%
while not li.eof
response.write "<option value="&li(0)&">"&li(0)&"</option>"
li.movenext
wend
cdb li
%>
</select><br>
备份到设备：<%
rec li,"select name,phyname from master..sysdevices where status=16"
%>
<select name="b_dev">
<%
while not li.eof
response.write "<option value="&li(0)&">"&li(0)&"(文件："&li(1)&")</option>"
li.movenext
wend
cdb li
%>
</select><br>
<input name="按钮" type="button" value="备份数据库" onclick="window.location=cmd.asp?action=backup&database=+document.all.b_data.value+&dev=+document.all.b_dev.value;">
<input name="按钮" type="button" value="还原数据库" onclick="window.location=cmd.asp?action=restore&database=+document.all.b_data.value+&dev=+document.all.b_dev.value;"> </td>
</tr>
<tr>
<td> </td>
<td> </td>
</tr>
</table>
</body>
</html>
cmd.asp
<!–#include file="conn.asp"–>
<%
on error resume next
if request("action") <> "" then
if request("action")="backup" then
sql ="backup database "&request("database")&" to "& request("dev")
cmd sql
if err.number > 0 then
response.write "<script language=javascript>alert(数据库"&request("database")&"备份失败！);window.location=default.asp;</script>"
else
response.write "<script language=javascript>alert(数据库"&request("database")&"备份成功！);window.location=default.asp;</script>"
end if
else
sql ="restore database "&request("database")&" from "& request("dev")
cmd sql
if err.number > 0 then
response.write "<script language=javascript>alert(数据库"&request("database")&"还原失败！);window.location=default.asp;</script>"
else
response.write "<script language=javascript>alert(数据库"&request("database")&"还原成功！);window.location=default.asp;</script>"
end if
end if
end if
%>
