From 9aaafe49fbca687d6a1be48f601099ba7d70a61a Mon Sep 17 00:00:00 2001
From: Stepan Usatiuk <stepanusatiuk@gmail.com>
Date: Mon, 8 Jun 2020 13:33:06 +0300
Subject: [PATCH] Update User.js

---
 models/User.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/models/User.js b/models/User.js
index 5bc4911..92d7579 100644
--- a/models/User.js
+++ b/models/User.js
@@ -17,6 +17,7 @@ const UserSchema = Schema({
     minLength: 3,
     maxLength: 50,
     trim: true,
+    sparse: true,
   },
   googleId: {
     type: String,