From 50815a4ab5aa379205e8fa984deb539b9d25cf8f Mon Sep 17 00:00:00 2001
From: Emily Rockman <emily.rockman@dbtlabs.com>
Date: Mon, 4 Nov 2024 13:19:18 -0600
Subject: [PATCH] make pk optional

---
 core/dbt/artifacts/resources/v1/model.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/dbt/artifacts/resources/v1/model.py b/core/dbt/artifacts/resources/v1/model.py
index 9c43970f488..3b4813be435 100644
--- a/core/dbt/artifacts/resources/v1/model.py
+++ b/core/dbt/artifacts/resources/v1/model.py
@@ -44,7 +44,7 @@ class Model(CompiledResource):
     latest_version: Optional[NodeVersion] = None
     deprecation_date: Optional[datetime] = None
     defer_relation: Optional[DeferRelation] = None
-    primary_key: List[str] = field(default_factory=list)
+    primary_key: Optional[List[str]] = None
     time_spine: Optional[TimeSpine] = None
 
     def __post_serialize__(self, dct: Dict, context: Optional[Dict] = None):