From 834007b35338581ff8c345153c80d89d22b7bc27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Mon, 8 Nov 2021 19:30:15 +0100
Subject: [PATCH] Support window functions with SQLite backend

issue7703
review364231002
---
 CHANGELOG                          | 1 +
 trytond/backend/sqlite/database.py | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/CHANGELOG b/CHANGELOG
index 5bfa6130e7..c9202a0da4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+* Support window functions with SQLite backend
 * Use JSONB to store Dict field on PostgreSQL backend
 
 Version 6.2.0 - 2021-11-01
diff --git a/trytond/backend/sqlite/database.py b/trytond/backend/sqlite/database.py
index 9b03b24734..c76d43e6b8 100644
--- a/trytond/backend/sqlite/database.py
+++ b/trytond/backend/sqlite/database.py
@@ -585,6 +585,9 @@ class Database(DatabaseInterface):
     def has_multirow_insert(self):
         return True
 
+    def has_window_functions(self):
+        return sqlite.sqlite_version_info >= (3, 25, 0)
+
     def sql_type(self, type_):
         if type_ in self.TYPES_MAPPING:
             return self.TYPES_MAPPING[type_]