Update documentation for Cassandra

Stefan Neuhaus · Stefan Neuhaus · commit 99ceef7b4589 · 2019-07-25T08:08:01.000+02:00
diff --git a/DOCUMENTATION/content/introduction/index.md b/DOCUMENTATION/content/introduction/index.md
@@ -125,6 +125,7 @@ That's it! enjoy :)
     - Neo4j
     - CouchDB
     - RethinkDB 
+    - Cassandra
 
 
 - **Database Management Apps:**
