From 5a630ba52ccc26947129cbeee398b7a7c8aae7cc Mon Sep 17 00:00:00 2001
From: Khanh Bui <85855766+khanhmaibui@users.noreply.github.com>
Date: Thu, 23 Mar 2023 16:45:56 -0700
Subject: [PATCH] allow partial support for filtering against window functions
 (#239)

---
 mssql/compiler.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mssql/compiler.py b/mssql/compiler.py
index 91ff9bc1..2dfe1b6c 100644
--- a/mssql/compiler.py
+++ b/mssql/compiler.py
@@ -230,6 +230,9 @@ def as_sql(self, with_limits=True, with_col_aliases=False):
                 if not getattr(features, 'supports_select_{}'.format(combinator)):
                     raise NotSupportedError('{} is not supported on this database backend.'.format(combinator))
                 result, params = self.get_combinator_sql(combinator, self.query.combinator_all)
+            elif django.VERSION >= (4, 2) and self.qualify:
+                result, params = self.get_qualify_sql()
+                order_by = None
             else:
                 distinct_fields, distinct_params = self.get_distinct()
                 # This must come after 'select', 'ordering', and 'distinct' -- see