beginer

i have a sql server and i connected with my database but the query no execute on server. my code is it $conexion = @mssql_connect("servername","username","userpass"); // this work if($conexion){ $db = mssql_select_db("Estudiante",$conexion); $qr = mssql_query("select * from tasignatura",$conexion); // this not work the query no execute on the server // here i wanna print the first field of the rows result of the query while($fila = mssql_fetch_row($qr)){ echo $fila[0] }