傅令江的光影色彩世界
将数据库内二进制数据导出为图片
2014-7-11 令狐江
<%
set conn = server.createobject("adodb.connection")
conn.open Application("sql")
%>
<% 
'从数据库中将二进制文件导出到硬盘上  
'set rs=server.createobject("adodb.recordset")
'sql="SELECT * FROM news WHERE id=12219"
'set rs = conn.execute("SELECT * FROM news WHERE id=12219") 
'dim stream 
'rs.open sql,conn,1
'set stream = server.createObject("adodb.stream") 
'参数为1以二进制类型模式打开 
'stream.type = 1 
'stream.open 
'stream.write rs("newstitle") 
'参数为1,不覆盖,2覆盖 
'mc=rs("id") &".txt"
'stream.saveToFile "d:\newshui\files\"&mc, 2 
'stream.close 
'picer=rs("newspic")
'Set fso = Server.CreateObject("Scripting.FileSystemObject")
'Set objStream = fso.OpenTextFile(Server.mappath("\huiyizhanlan\template_meeting_wiew.htm"))
'newscontent=objStream.Readall
'newscontent=replace(newscontent,"{meetingname}",title)
'newscontent=replace(newscontent,"{fatime}",now())
'newscontent=replace(newscontent,"{huitype}",leixing)
'newscontent=replace(newscontent,"{lianxiren}",lianxiren)
'newscontent=replace(newscontent,"{liandianhua}",lianxidianhua)
'newscontent=replace(newscontent,"{huiyizhuanti}",zhuanti1)
'newscontent=replace(newscontent,"{starttime}",kstime)
'newscontent=replace(newscontent,"{endtime}",jstime)
'newscontent=replace(newscontent,"{address}",didian)
'newscontent=replace(newscontent,"{liulanrenshu}",fname)
'newscontent=replace(newscontent,"{zhubandanwei}",unitcomp)
'newscontent=replace(newscontent,"{chengbandanwei}",chengbandanwei)
'newscontent=replace(newscontent,"{neirong}",neirong)
'objStream.close
'If not fso.FolderExists(Server.mappath("\huiyizhanlan\html")) Then
'Set f = fso.CreateFolder(Server.mappath("\huiyizhanlan1\html"))
'set f=nothing
'end if


'rs.close 
'set rs=nothing 
'conn.close
'set conn=nothing 
'response.redirect "files/"&mc 
%> 

<%
'Dim Conn,ConnStr,Rs,Sql,MyStream
'ConnStr="DBQ=" + Server.Mappath("Demo.mdb") + ";DRIVER={Microsoft Access Driver (*.mdb)};"
'Set Conn = Server.CreateObject("Adodb.Connection")
'Conn.Open ConnStr 
Sql = "SELECT top 10 * FROM news WHERE newspic is not null"
Set Rs = Server.CreateObject("Adodb.RecordSet")
Rs.Open Sql,Conn,1,3
'Set MyStream=Server.CreateObject("Adodb.Stream")
'MyStream.Type = 1
'MyStream.Type = 2
'MyStream.Open
'MyStream.Write Rs("newspic").GetChunk(rs("newspic").ActualSize-78)
'MyStream.SaveToFile "d:\newshui\files\" & Rs("id")&".jpg" 
'response.Write rs("newspic")
for i=1 to rs.recordcount
Response.BinaryWrite   rs("newspic")&"<br>"&i&""
if rs.eof then exit for  end if
next
rs.movenext  





'set stream = server.createObject("adodb.stream") 
'参数为1以二进制类型模式打开 
'stream.type = 2 
'stream.open 
'stream.write rs("newspic") 
'参数为1,不覆盖,2覆盖 
'mc=rs("id") &".jpg"
'stream.saveToFile "d:\newshui\files\"&mc, 2 
'stream.close 

'Set fso = Server.CreateObject("Scripting.FileSystemObject")
'Set objHtml = fso.CreateTextFile(Server.mappath("\files\1.jpg"))
'objHtml.WriteLine request.binaryread(rs("newspic"))
'objHtml.close
'set fso=nothing

Rs.Close
Set Rs = Nothing
Conn.Close
Set Conn = Nothing
%>
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