private static function buildSet($dbSet, $pdo)
 {
     $set = AttributeSet::__build($dbSet['ID'], $dbSet['NAME']);
     $stmt = $pdo->prepare("SELECT * FROM ATTRIBUTEUSE " . "WHERE ATTRIBUTESET_ID = :id");
     $stmt->bindParam(":id", $set->id);
     $stmt->execute();
     while ($dbUse = $stmt->fetch()) {
         $stmtAttr = $pdo->prepare("SELECT * FROM ATTRIBUTE " . "WHERE ID = :id");
         $stmtAttr->bindParam(":id", $dbUse['ATTRIBUTE_ID']);
         $stmtAttr->execute();
         while ($dbAttr = $stmtAttr->fetch()) {
             $attribute = AttributesService::buildDBAttr($dbAttr, $pdo, 0);
             $attribute->dispOrder = $dbUse['LINENO'];
             $set->addAttribute($attribute);
         }
     }
     return $set;
 }