Orders cannot be deleted.
However, you can remove all reservations from an order, and then it will disappear from the table.
Additionally, when you delete a resource completely, all its reservations will also be deleted.
To see order details without any reservations, you can only do that in the table view.
In
the calendar view, you won't find this information because it's designed for showing reservations, and there are no reservations here.
To view empty orders, make sure to add at least one column with order data to the table.
It is required because in these orders, all reservation columns will be empty.
You can learn how to add columns
here.
Also, ensure that you are displaying orders that were Created within the period.
Alternatively, you can select the Always.
This is how the table will look with empty orders.