From b97a6532d2d8a4a5f0c9fdb794f7d352844b8611 Mon Sep 17 00:00:00 2001
From: Daniel Townsend <dan@dantownsend.co.uk>
Date: Wed, 9 Feb 2022 22:36:58 +0000
Subject: [PATCH] add `__slots__` definition for `WhereRaw`

---
 piccolo/columns/combination.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/piccolo/columns/combination.py b/piccolo/columns/combination.py
index aa7ac6cef..82668c3d8 100644
--- a/piccolo/columns/combination.py
+++ b/piccolo/columns/combination.py
@@ -89,6 +89,8 @@ class Undefined:
 
 
 class WhereRaw(CombinableMixin):
+    __slots__ = ("querystring",)
+
     def __init__(self, sql: str, *args: t.Any) -> None:
         """
         Execute raw SQL queries in your where clause. Use with caution!