How can I use Redis for rate limiting in my application?

How can I use Redis for rate limiting in my application?

You can use Redis to implement rate limiting by storing the number of requests made by a user in a specific time frame.

What data structure should I use in Redis for this?

A common approach is to use a sorted set or a simple key with a timestamp to track requests.

How do I handle expired keys in Redis?

You can set an expiration time on the keys when you create them, so they automatically expire after a defined period.

Can I implement a sliding window algorithm with Redis?

Yes, you can implement a sliding window by adjusting the timestamps of requests and maintaining a count within the window.