Dealing with JSON in the relational world by Andres Almiray 

video description belongs to another presentation

18:00 The JSONB in Postgres does not overrides the duplicate keys or considers the keys as duplicate if they exists at different levels.

I'm struggling to understand. Why is it better to create a mapping at the database level?🤔 It looks like an ORM at the DB level.

Sounds more like a sales pitch to me.

Senior Principal Product Manager....... hmm okay