From 86dad8525c62ec2c54b07f11775d7e38665918bd Mon Sep 17 00:00:00 2001
From: Ivo Fritsch <averbeckfritsch@gmail.com>
Date: Tue, 1 Sep 2020 18:53:02 +0000
Subject: [PATCH] Removes the preserveUniqueKey flag from index specification
 after using it

---
 index.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/index.js b/index.js
index 90e43f3..b89f046 100644
--- a/index.js
+++ b/index.js
@@ -170,6 +170,8 @@ class MongoTenant {
 
           index[0] = tenantAwareIndex;
         }
+        // Removes the possible preserveUniqueKey flag, that generates an validation error on MongoDB
+        delete index[1].preserveUniqueKey
       });
 
       // apply tenancy awareness to field level unique indexes