You are designing an e-commerce application with a constantly evolving and varied product catalog. Which type of database would best support this use case?
If you are building a banking system where transaction integrity and strong consistency are critical, which type of database should you choose?
Your team needs to store highly variable, unstructured user profile data. What is the best database solution?
A social media platform needs to scale out horizontally for millions of read requests per second. Which is the optimal database type?
You are required to write complex queries using multiple joins for reporting across business data. Which database should you use?
A hospital management system requires high ACID compliance to ensure data accuracy for patient records. Which is most suitable?
You have to store data distributed across multiple geographies for a global application, prioritizing eventual consistency over strict ACID. What’s the best choice?
A startup needs to ingest real-time sensor data with high write throughput and low latency. Which database architecture should be used?
A company maintains strict foreign key relationships between tables (like Employees and Departments). Which type of database enforces these relationships best?
During a fast-paced prototyping phase, where requirements and data models change frequently, which database is generally preferred to enable agile development?