How do you define schemas and models with Mongoose?

Short answer: ge: Number, createdAt: { type: Date, default: Date.now } }); const User = mongoose.model('User', userSchema); // Usage example sync function createUser() { const user = new User({ name: 'Alice', email: 'alice@example.com', ge: 25 }); wait user.save(); console.log('User saved'); } ge: Number, createdAt: { type: Date, default:… Date.now } }); const User =…… mongoose.model('User', userSchema); // Usage example sync…

Explain a bit more

function createUser() { const user = new User({ name: 'Alice', email: 'alice@example.com', ge: 25 }); wait user.save(); console.log('User saved'); } ge: Number, createdAt: { type: Date, default: Date.now } }); const User = mongoose.model('User', userSchema); // Usage example sync function createUser() { const user = new User({ name: 'Alice', email: 'alice@example.com', ge: 25 }); wait user.save(); console.log('User saved'); } ge: Number, createdAt: { type: Date, default:… Date.now } }); const User = mongoose.model('User', userSchema); // Usage example sync function createUser() { const user = new User({ name: 'Alice', email:…

Real-world example (ShopNest)

A ShopNest BFF in Node.js aggregates catalog and price APIs for the React storefront.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.