From d4d4bcc05acb4e1b56d46276260e119553ede46b Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Tue, 5 Nov 2024 07:46:35 -0500
Subject: [PATCH] fix(polars): ensure that null literals are not mistakenly
 made non-null

---
 ibis/backends/polars/compiler.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ibis/backends/polars/compiler.py b/ibis/backends/polars/compiler.py
index 34c2fb83acdb..04c8a8cc928d 100644
--- a/ibis/backends/polars/compiler.py
+++ b/ibis/backends/polars/compiler.py
@@ -82,6 +82,9 @@ def literal(op, **_):
     value = op.value
     dtype = op.dtype
 
+    if value is None:
+        return pl.lit(None, dtype=PolarsType.from_ibis(dtype))
+
     if dtype.is_array():
         value = pl.Series("", value)
         typ = PolarsType.from_ibis(dtype)