Is Redis a cache or database?

Question

Everyone knows Redis began as a caching database, but it has since evolved to a primary database. Many applications built today use Redis as a primary database. However, most Redis service providers support Redis as a cache, but not as a primary database. 17 дек. 2021 г.

Is Redis used as a database?

The project started when Salvatore Sanfilippo, the original developer of Redis, wanted to improve the scalability of his Italian startup. From there, he developed Redis, which is now used as a database, cache, message broker, and queue.

Why Redis is not used as database?

As Redis is an in-memory storage, you cannot store large data that won't fit you machine's memory size. Redis usually work very bad when the data it stores is larger than 1/3 of the RAM size. So, this is the fatal limitation of using Redis as a database.

Expert · Answer

The project started when Salvatore Sanfilippo, the original developer of Redis, wanted to improve the scalability of his Italian startup. From there, he developed Redis, which is now used as a database, cache, message broker, and queue.

Expert · Answer

As Redis is an in-memory storage, you cannot store large data that won't fit you machine's memory size. Redis usually work very bad when the data it stores is larger than 1/3 of the RAM size. So, this is the fatal limitation of using Redis as a database.

Is Redis a cache or database?

Is Redis used as a database?

Why Redis is not used as database?

Related Questions