difference between sql and nosql databases and when to prefer one over the other

Question

Accepted Answer

SQL is a relational database while NoSQL is non-relational. SQL is good for structured data while NoSQL is good for unstructured data.

SQL databases use tables with predefined schema while NoSQL databases use documents, key-value pairs, or graphs
SQL databases are good for complex queries and transactions while NoSQL databases are good for scalability and flexibility
SQL databases are ACID compliant while NoSQL databases are BASE (Basically Available, Soft state, Eventually consistent) compliant
Use SQL for financial transactions, e-commerce, and other applications that require strict consistency and data integrity. Use NoSQL for big data, real-time web applications, and other applications that require high scalability and flexibility

Top PrismHR Software Engineer interview questions & answers