[kuschku]

> You can't do this at all in PostgreSQL since you will hit a column limit.

JSONB is designed for exactly this, isn’t it?

[threeseed]

Sure. But MongoDB is far better at scaling, has infinitely better drivers (including Spark) and is about an order of magnitude faster than PostgreSQL for partial updates.

The lack of a Spark driver alone renders PostgreSQL useless for most companies.