From 51b1d87f771f7916046cb49e3a57d5210112b7ba Mon Sep 17 00:00:00 2001
From: Ted Kaemming <65315+tkaemming@users.noreply.github.com>
Date: Wed, 16 Oct 2024 14:48:14 -0700
Subject: [PATCH] these are going to need more testing

---
 posthog/hogql/printer.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/posthog/hogql/printer.py b/posthog/hogql/printer.py
index a77791034803c..f47c048a47ed8 100644
--- a/posthog/hogql/printer.py
+++ b/posthog/hogql/printer.py
@@ -1519,6 +1519,10 @@ def _is_nullable(self, node: ast.Expr) -> bool:
             return node.value is None
         elif isinstance(node.type, ast.PropertyType):
             return True
+        elif isinstance(node.type, ast.ConstantType):
+            return node.type.nullable
+        elif isinstance(node.type, ast.CallType):
+            return node.type.return_type.nullable
         elif isinstance(node.type, ast.FieldType):
             return node.type.is_nullable(self.context)
         elif isinstance(node, ast.Alias):