js链接数据库

//连接SQL
<script language="javascript"> 
   var conn = new ActiveXObject("ADODB.Connection"); 
  conn.Open("Provider=SQLOLEDB.1; Data Source=tgf; User ID=sa; " 
  +"Password=sasa; Initial Catalog=MyBulletin"); 
  var rs = new ActiveXObject("ADODB.Recordset"); 
  var sql="select id,name from Category"; 
  rs.open(sql, conn);
  alert(rs(0));//取出第一个来
  rs.close();  
  rs = null;  
  conn.close();  
  conn = null; 
</script> 
 
//连接ACCESS
<script language="javascript"> 
    function conn(){
  var db_bbs
  db_bbs="dd.mdb"//定义数据库
  var conn = new ActiveXObject("ADODB.Connection"); 
conn.Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source="+db_bbs+""); 
  
var rs = new ActiveXObject("ADODB.Recordset"); 
  var sql="select name from authors"; //数据库中有authors表，name字段
rs.open(sql,conn);
  alert(rs(0))//取出第一个来

conn.close();  
  conn = null; 
}
</script>