From fa40cabbf361b717023183b57eed3bb72919a080 Mon Sep 17 00:00:00 2001
From: Eduardo Julian
Date: Mon, 18 Nov 2019 18:45:52 -0400
Subject: Minor adjustments.

---
 documentation/research/database.md | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'documentation/research/database.md')

diff --git a/documentation/research/database.md b/documentation/research/database.md
index 52447b970..3445b0aa7 100644
--- a/documentation/research/database.md
+++ b/documentation/research/database.md
@@ -9,6 +9,10 @@
 1. [Foundations of Databases](http://webdam.inria.fr/Alice/)
 1. https://medium.com/textileio/building-the-firebase-for-crdts-7dd8dea8953a
 
+# Data structure
+
+1. [The Concurrent 2-Trie](https://medium.com/@chrisvest/the-concurrent-2-trie-67deb2b57ba1)
+
 # Query
 
 1. https://www.influxdata.com/blog/why-were-building-flux-a-new-data-scripting-and-query-language/
@@ -104,6 +108,8 @@
 
 # Exemplar
 
+1. [Database of Databases](https://dbdb.io/)
+
 ## General
 
 1. https://github.com/Workiva/eva/
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