What are common validation errors in Mongoose?

What are common validation errors in Mongoose?

Common validation errors in Mongoose include required field errors, minlength and maxlength errors, and custom validation errors.

How can I handle these validation errors in my application?

You can handle validation errors by using try-catch blocks in async functions or by using the 'error' event in Mongoose.

Can you give me an example of handling a required field error?

Sure! You can check for errors in the catch block like this: catch(err) { if (err.name === 'ValidationError') { console.log(err.message); } }.

What should I do if I want to customize validation messages?

You can customize validation messages by passing a message option in your schema definition, like this: required: [true, 'Custom message here'].