<?php 
$bd = new connexion($host_avanws,$user_avanws,$pass_avanws,$name_avanws,$port_avanws);
$bd->query("SET NAMES 'utf8'");
//=============================================================================
if (isset($_POST["qry_string"])) {
    $data = array();
    $qry_string = trim($_POST["qry_string"]);
    $base = $bd->query($qry_string);
    while ($row = $base->fetch_object()){
        $data[] = $row;
    }
}else {
    $data[] = array ( 
        "status" => "NOT OK",
        "message" => "error : qry_string is missing"
    );
}
header("Content-type: application/json; charset=utf-8");
echo json_encode($data);
?>