From ccd2f915af3059f2a7ab82e5ad2e40598244d10a Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Tue, 29 Jun 2021 23:15:03 +0300
Subject: [PATCH] Add a test for #25611

---
 .../queries/0_stateless/01926_union_all_schmak.reference  | 2 ++
 tests/queries/0_stateless/01926_union_all_schmak.sql      | 8 ++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 tests/queries/0_stateless/01926_union_all_schmak.reference
 create mode 100644 tests/queries/0_stateless/01926_union_all_schmak.sql

diff --git a/tests/queries/0_stateless/01926_union_all_schmak.reference b/tests/queries/0_stateless/01926_union_all_schmak.reference
new file mode 100644
index 00000000000..17d07eb79ef
--- /dev/null
+++ b/tests/queries/0_stateless/01926_union_all_schmak.reference
@@ -0,0 +1,2 @@
+1	2
+3	4
diff --git a/tests/queries/0_stateless/01926_union_all_schmak.sql b/tests/queries/0_stateless/01926_union_all_schmak.sql
new file mode 100644
index 00000000000..feab81ccac2
--- /dev/null
+++ b/tests/queries/0_stateless/01926_union_all_schmak.sql
@@ -0,0 +1,8 @@
+SELECT * FROM (
+    SELECT 1 AS a, 2 AS b FROM system.one
+    JOIN system.one USING dummy
+      UNION ALL
+    SELECT 3 AS a, 4 AS b FROM system.one
+)
+WHERE a != 10
+ORDER BY a, b;