The convention is to use a field called type to store document types, but many frameworks use other fields, as CouchDB itself doesn’t care which field you use.

In this scheme, if a sub-ject is related to multiple objects by the same prop-erty, then each distinct value is listed in a successiverow in the table for that property

Teachers can save digital content to the built-in storage and up to 50 students at a time can connect to the Access Point to download or access documents, videos, or other files on their own devices even if there’s no internet signal.