From e2c6a0858d7d9ad85eda353076a5b46608b704a9 Mon Sep 17 00:00:00 2001
From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Date: Wed, 4 Sep 2019 16:54:27 +0200
Subject: Fixed #30750 -- Added support for check constraints on MySQL 8.0.16+.

---
 docs/releases/3.0.txt | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'docs')

diff --git a/docs/releases/3.0.txt b/docs/releases/3.0.txt
index 2868e37e16..570effe6b3 100644
--- a/docs/releases/3.0.txt
+++ b/docs/releases/3.0.txt
@@ -353,6 +353,8 @@ Models
 
 * :attr:`.FileField.upload_to` now supports :class:`pathlib.Path`.
 
+* :class:`~django.db.models.CheckConstraint` is now supported on MySQL 8.0.16+.
+
 Requests and Responses
 ~~~~~~~~~~~~~~~~~~~~~~
 
@@ -579,6 +581,9 @@ Miscellaneous
   :ref:`x-content-type-options` header on all responses that do not already
   have it.
 
+* On MySQL 8.0.16+, ``PositiveIntegerField`` and ``PositiveSmallIntegerField``
+  now include a check constraint to prevent negative values in the database.
+
 .. _deprecated-features-3.0:
 
 Features deprecated in 3.0
-- 
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