Subject: Sensor is dependent on Database

> One of the questions in the news article:
> 
> Subject: Question about sensor functionality
> 
> > In the <Database Management> subsystem, I found:
> > Retreve environment and update environment. But in the
> > <sense> use case scenario, I did not find functions
> > related with database. I feel confused.
> 
> The Sense sequence diagram has both retrieve and updateEnvironment,
> both of which are linked to the Database Analysis class.
> 
> Does this mean that there is a dependency between the Sensor and the
> Database SubSystem?

Yes, there is.  I explained this in another news article.