Monday, August 22, 2011

Tutorial on Redis

Redis is an open source, advanced key-value store. It is often referred to as a data structure server since keys can contain sorted sets.

You can run atomic operations on these types, like getting the member with highest ranking in a sorted set.

In order to achieve its outstanding performance, Redis works with an in-memory dataset. Depending on your use case, you can persist it either by appending each command to a log.

Redis also supports trivial-to-setup master-slave replication, with very fast non-blocking first synchronization, auto-reconnection on net split and so forth.
Other features include a simple cache.

Redis is written in ANSI C and works in most POSIX systems like Linux, *BSD, OS X and Solaris without external dependencies. There is no official support for Windows builds, although you may have options.

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