After having launched the MobileDB application the following screen appears:

The database is named: transselect open the database and you will see the view screen:
View
If you tap on any of the displayed records you will enter the record view:
Edit Record view.
Tap on the header in the view screen and select the sorting you require.
Tap Menu, Records, Filter records and define a filter like this example:

Tap Ok to apply this filter.