How do I choose between Memcached and Redis for my project?

I'm trying to decide between Memcached and Redis for my application. What should I consider?

Both Memcached and Redis are great caching solutions, but they have different strengths. Memcached is simpler and faster for basic caching, while Redis offers more advanced data structures and persistence options.

What kind of data structures does Redis support?

Redis supports various data structures like strings, hashes, lists, sets, and sorted sets, which can be very useful depending on your application's needs.

Is persistence a significant factor for my decision?

Yes, if you need to retain data across restarts, Redis's persistence options are a big advantage. Memcached, on the other hand, is purely in-memory.

What about scalability? Which one scales better?

Redis can be more complex to scale due to its data structures, but it offers clustering. Memcached is easier to scale horizontally with multiple instances.