Postgres vs MongoDB
PostgreSQL is usually the safer default for transactional apps and structured data. MongoDB can be strong when document flexibility is core to your domain.
Quick Verdict
Choose PostgreSQL for relational consistency and SQL power. Choose MongoDB when your data model changes frequently and document workflows dominate.
When to Pick PostgreSQL
- You need ACID transactions and strong relational integrity.
- You want mature SQL analytics and reporting options.
- You expect complex joins and structured schema evolution.
When to Pick MongoDB
- Your domain is naturally document-oriented.
- You want flexible schema iteration early in product life.
- You can manage consistency tradeoffs explicitly.