begin_transaction();
$date = date2sql($date_);
$duedate = date2sql($due_date);
$sql = "INSERT INTO ".TB_PREF."dimensions (reference, name, type_, date_, due_date)
begin_transaction();
$date = date2sql($date_);
$duedate = date2sql($due_date);
$sql = "INSERT INTO ".TB_PREF."dimensions (reference, name, type_, date_, due_date)