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How would you design an Express.js application to work efficiently with a NoSQL database, considering data modeling and query performance?

To design an Express.js application efficiently with a NoSQL database, I would start by defining clear data models that align with the application’s access patterns. I would focus on creating…

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Can you explain what a MongoDB document is and how it differs from a relational database table?

A MongoDB document is a data structure that stores data in a flexible, JSON-like format, allowing for nested fields and arrays. Unlike a relational database table, which has a fixed…

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How would you handle complex queries in a NoSQL database from a Node.js application using JavaScript ES6+ features?

To handle complex queries in a NoSQL database like MongoDB, I would utilize async/await for better readability and manageability of asynchronous code. I would also leverage the aggregation framework to…

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