PHP连接PGSQL

function conn($hostName,$Login,$Password,$dbName,$Port) //建立目标数据库连接
{
    $conn = &ADONewConnection('postgres8');
    $conn->debug = false; //true时adodb将在页面显示debug信息
    $conn->LogSQL(false); //true时adodb将建立adodb_sqllog表记录每次sql操作
    $conn->Connect($hostName,$Login,$Password,$dbName,$Port); 
    //$conn->Connect("localhost","olebarowner","olebar",'hn_db');       
    $conn->SetFetchMode(ADODB_FETCH_ASSOC);
    return $conn;
}

PHP连接PGSql的方法