Add related to topic "redis"

Author: shaedrich

topics/redis/index.md

@@ -9,5 +9,6 @@ short_description: Redis is an in-memory data structure project implementing a d
 topic: redis
 url: https://redis.io/
 wikipedia_url: https://en.wikipedia.org/wiki/Redis
+related: memcached, hyperloglog, sap-hana, hsqldb, ehcache, rocksdb, key-value-store, in-memory-database, cache, nosql
 ---
-Redis(Remote Dictionary Server) is a source-available in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.
+**Redis** (**Remote Dictionary Server**) is a source-available in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.