Also doesn't PostgREST handle PostgreSQL custom upgradable view? For instance, I already use this feature to present jsonb attributes as columns and edit them

Also doesn't PostgREST handle PostgreSQL custom upgradable view? For instance, I already use this feature to present jsonb attributes as columns and edit them with a tool that is unaware of jsonb (QGIS). (NB: But not in a PostgREST context, using native connection)