Redis is an open-source, in-memory data structure store that is used as a database, cache and message broker. It supports a wide range of data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs and geospatial indexes with radius queries.
Redis is often used as a caching layer between the application and the database, or as a primary database for applications that need low-latency access to their data. Redis can be used to store session data, user profiles, real-time analytics data, job queues, and many other types of data.
Redis is designed to be highly available, scalable and fast. It can handle millions of transactions per second and can be easily clustered to scale horizontally. Redis also provides features like replication, persistence, Lua scripting, pub/sub messaging, and transactions.
Overall, Redis is a powerful and flexible tool that can help developers build high-performance, scalable applications.
![http://mirrors.163.com/centos/7/os/x86_64/repodata/repomd.xml: [Errno 14] HTTP Error 500 - Internal Server Error
Trying other mirror.](https://linuxcpp.0voice.com/zb_users/upload/2023/05/202305162230567920271.png)
