When did redis come out?
The initial version of redis was released on May 10, 2009. The developer is Salvatore Sanfilippo.
Stable version
4.0.11 (August 3, 2018)
Preview version
5.0-rc6 (October 10, 2018)
Recommended: "Redis Video Tutorial"
Redis is an open source, network-enabled, memory-based, optional persistence key-value pair store written in ANSI C database. Starting in June 2015, the development of Redis was sponsored by Redis Labs, and between May 2013 and June 2015, its development was sponsored by Pivotal.
Prior to May 2013, its development was sponsored by VMware. According to monthly ranking website DB-Engines.com, Redis is the most popular key-value store database.
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