After having launched the thinkDB application the following screen appears:

The database is named: transselect open the database and you will see the view screen:
View
You can choose between 2 predefined views, Information and Electrical. you may also define your own views.
If you tap on any of the displayed records you will enter the record view:
Record view.
You can select Info view or Electrical by tapping on the tabs.
Tap on the header in the view screen and select the sorting.
You can apply a filter by selecting the filter icon on the view screen.
There are a set of predefined filters supplied with Semi Select. These can be
modifed by selecting the Edit filter in the drop down list next to the filter
icon

Tap Ok to apply this filter.