Merge branch 'master' into lanyi-branch

1 files changed, 1 insertions, 1 deletions

diff --git a/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx b/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
index c06391f35..6442385c0 100644
--- a/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
+++ b/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
@@ -359,7 +359,7 @@ export class CollectionSchemaView extends CollectionSubView() {
     @action
     addNewKey = (key: string, defaultVal: FieldType | undefined) => {
         this.childDocs.forEach(doc => {
-            doc[DocData][key] = defaultVal;
+            if (doc[DocData][key] === undefined) doc[DocData][key] = defaultVal;
         });
     };