From c34cd470ee34ac9537bc8f093de24e7beb9c45b9 Mon Sep 17 00:00:00 2001
From: Adria Navarro <adria@budibase.com>
Date: Fri, 19 Apr 2024 11:05:36 +0200
Subject: [PATCH] Fix dropping columns existing only internally

---
 packages/server/src/integrations/utils/utils.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/server/src/integrations/utils/utils.ts b/packages/server/src/integrations/utils/utils.ts
index cc75f0444d..ba8d288a55 100644
--- a/packages/server/src/integrations/utils/utils.ts
+++ b/packages/server/src/integrations/utils/utils.ts
@@ -353,6 +353,7 @@ function copyExistingPropsOver(
 
       // If the db column type changed to a non-compatible one, we want to re-fetch it
       if (
+        updatedColumnType &&
         updatedColumnType !== existingColumnType &&
         !SWITCHABLE_TYPES[updatedColumnType]?.includes(existingColumnType)
       ) {
@@ -384,7 +385,7 @@ function copyExistingPropsOver(
         ...existingTableSchema[key],
         externalType:
           existingTableSchema[key].externalType ||
-          table.schema[key].externalType,
+          table.schema[key]?.externalType,
       }
     }
   }