php串連mysql,oracle,mssql資料庫連接代碼

//mssql

代碼如下	複製代碼
$server='hbds3';   $username='username';   $password='pwd';   $database='database';   $conn=mssql_connect($server,$username,$password)   or die("couldn't connect to sql server on $server");   $db=mssql_select_db($database) or die("couldn't open database $database");

//oracle

代碼如下	複製代碼
$conn = oci_connect("databasename","passwd","sid"); if (!$conn) {     $e = oci_error();     trigger_error(htmlentities($e['message'], ent_quotes), e_user_error); }

//mysql

    

代碼如下	複製代碼
$conn=mysql_connect("localhost","root","admin") or die("資料庫伺服器串連錯誤".mysql_error());      mysql_select_db("admin",$conn) or die("資料庫訪問錯誤".mysql_error());      mysql_query("set names gb2312");