I can see this being sufficient as far as performance and development-ergonomics. But. I would miss the safety and durability of a (preferably relational) data

I can see this being sufficient as far as performance and development-ergonomics. But. I would miss the safety and durability of a (preferably relational) database. In the end, what I would gain in convenience and development speed I would lose in having to build my own guardrails.