From a891e1bb0a3e1b29a461784cd0bf717513e72f19 Mon Sep 17 00:00:00 2001
From: sage <laymonage@gmail.com>
Date: Wed, 9 Dec 2020 21:45:18 +0700
Subject: [3.1.x] Fixed #32252 -- Fixed __isnull=True on key transforms on
 SQLite and Oracle.

__isnull=True on key transforms should not match keys with NULL values.

Backport of 8d7085e0fd004af5431389f3d903aba6220d7957 from master
---
 docs/releases/3.1.5.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'docs')

diff --git a/docs/releases/3.1.5.txt b/docs/releases/3.1.5.txt
index 4a7fcc5876..0d11118446 100644
--- a/docs/releases/3.1.5.txt
+++ b/docs/releases/3.1.5.txt
@@ -9,4 +9,6 @@ Django 3.1.5 fixes several bugs in 3.1.4.
 Bugfixes
 ========
 
-* ...
+* Fixed ``__isnull=True`` lookup on key transforms for
+  :class:`~django.db.models.JSONField` with Oracle and SQLite
+  (:ticket:`32252`).
-- 
cgit v1.3