From 149c28e82ba5aafbfbbe6304c3346f6b6dfcae04 Mon Sep 17 00:00:00 2001
From: Rui Hildt <rui@protonmail.com>
Date: Sat, 21 Mar 2020 22:54:05 +0000
Subject: [PATCH] Add database architecture

---
 research.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/research.md b/research.md
index 57b22b3..dab95c3 100644
--- a/research.md
+++ b/research.md
@@ -1,10 +1,12 @@
-
 ## Proposed Tech stack
 - NodeJS
 - Express
 - Postgresql
 - Luxon
 
+## Database architecture
+See: https://dbdiagram.io/d/5e769ab14495b02c3b88936f
+
 ## How to deal with date and time in PostgreSQL?
 - use `datetime` datatype without timezone (datetime with timezone is using offset, which doesn't work well with DST)
 - store datetime in UTC