Relational Databases
MySQLPostgreSQL
Structured schema design with transactional integrity and reliability.
NoSQL Databases
MongoDBFirebase
Flexible document models optimized for real-time and scale.
Hybrid & Cloud-Managed
AWS RDSCloud-Hosted
Managed services with automated scaling and high availability.
| Aspect | Relational | NoSQL |
|---|---|---|
| Schema | Strict schema | Flexible schema |
| Scaling | Vertical | Horizontal |
| Queries | SQL joins | Document lookups |
| Best For | Transactions | Real-time data |
Data Security & Compliance
Encryption at rest & transit
Role-based access control
Audit logging
Compliance documentation