1, Redis Introduction
redis Nosql is widely used in the database memory of the non-relational databases, it is a redis internal key-value storage system. It supports stored value type is relatively more, including string (string), list (list), set (collection), zset (sorted set - ordered collection) and hash (hash types, similar to Java in the map) . Redis-based memory to run and support the persistence of NoSQL databases, is one of the most popular NoSql current database, also known as a data structure server.
Redis fast speed.