Database: ADR schema for db

[pietrop]

Is your feature request related to a problem? Please describe.

An ADR for defining the Database schema

Describe the solution you'd like

An ADR with few options to discuss and choose from

Describe alternatives you've considered

NA

Additional context

NA

[pietrop]

PR #5

[pietrop]

SQL-code from db designer.zip

[pietrop]

as mentioned in PR #5 ADR

DB Designer - let's you export SQL code to Create and drop tables.