Sure. But you could have chosen _any_ datastore to cache your results in, right? Redis doesn&#x27;t integrate with Hadoop in any special way. Some datastores do. For example, it does make sense to say Cassandra is a part of the Hadoop ecosystem, due to the features in <a href="https:&#x2F;&#x2F;wiki.apache.org&#x2F;cassandra&#x2F;HadoopSupport" rel="nofollow">https:&#x2F;&#x2F;wiki.apache.org&#x2F;cassandra&#x2F;HadoopSupport</a>