Set the field list that will be used to define the columns in the open table.
First available in version 3.0 build 2039.
fields - [Optional] - A comma separated list of field names.
No output parameters.
When this method is called synchronously, a return object containing the output parameters is returned to the caller immediately.
Setting fields to an empty list causes ADO.setFieldList to restore the list to the default, i.e. all fields will be selected.