Hands-On Software Engineering with Python

The data access strategy for the Central Office projects

Having selected the database engine, another decision that needs to be made is where that engine will ultimately live, in relation to the Artisan Gateway and Central Office application. Both of those will need to be able to read and write the same data from the same location. Since MongoDB can be used across a network, the data store could live pretty much anywhere that's accessible over that network (even on the same machine as one of the two components).

The logical architecture perspective of the relationships between the Artisan Gateway, several instances of the Central Office application, and the hms_sys database, then, would look something like the following diagram (allowing ...