What is the difference between MongoDB and MySQL?

Question

Accepted Answer

MongoDB is a NoSQL database while MySQL is a relational database management system.

MongoDB is schema-less, allowing for flexible data models, while MySQL requires a predefined schema.
MongoDB uses a document-based data model, storing data in JSON-like documents, while MySQL uses tables with rows and columns.
MongoDB is better suited for handling unstructured or semi-structured data, while MySQL is ideal for structured data with complex relationships.
MongoDB is horizontally scalable, making it easier to scale out by adding more servers, while MySQL is vertically scalable, requiring more powerful hardware.
MongoDB is commonly used in big data and real-time applications, while MySQL is widely used in traditional web applications.

Top Hexaware Technologies Java Developer interview questions & answers