asp几种数据库连接方式

asp几种数据库连接方式<%
 '如果使用国外主页空间，请使用下面语句：'
 'rem codepage="936" '
 sqlkai=0
 Dim SqlDatabaseName,SqlPassword,SqlUsername,SqlLocalName
SqlLocalName="(local)"
SqlUsername="nntoa"
SqlPassword="123456"
SqlDatabaseName="sqloa"

 dim conn
 dim connstr
 dim db
 '更改数据库名字'
  if db="" then db="数据库路径"
 'on error resume next
 Set conn = Server.CreateObject("ADODB.Connection")

 if err then
  err.clear
  Response.Write("<BR><li>操作失败，无法创建数据库对象！")
  response.end
 end if
 'if sqlkai=1 then
 'ConnStr = "Provider = Sqloledb; User ID = " & SqlUsername & "; Password = " & SqlPassword & "; Initial Catalog = " & SqlDatabaseName & "; Data Source = " & SqlLocalName & ";"
 'else
'connstr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath(""&db&"")&";Jet OLEDB:Database password="&nt80acmi&""
 'end if
connstr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath(db)
conn.Open connstr

 if err then
  err.clear
  Response.Write("<BR><li>操作失败，无法创建数据库连接！")
  response.end
 end if

 function connClose'关闭数据库
  Conn.close
  Set conn = Nothing
 End Function

%>