From dc8b83c882f3f7d8795ffeb8c9d4b99c384eb0bb Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Wed, 17 Jul 2019 20:23:06 +0300
Subject: [PATCH] Added a test #6040

---
 .../00972_desc_table_virtual_columns.reference           | 1 +
 .../0_stateless/00972_desc_table_virtual_columns.sql     | 9 +++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.reference
 create mode 100644 dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.sql

diff --git a/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.reference b/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.reference
new file mode 100644
index 00000000000..b244da814f9
--- /dev/null
+++ b/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.reference
@@ -0,0 +1 @@
+x	UInt64					
diff --git a/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.sql b/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.sql
new file mode 100644
index 00000000000..920025a844d
--- /dev/null
+++ b/dbms/tests/queries/0_stateless/00972_desc_table_virtual_columns.sql
@@ -0,0 +1,9 @@
+-- No virtual columns should be output in DESC TABLE query.
+
+DROP TABLE IF EXISTS upyachka;
+CREATE TABLE upyachka (x UInt64) ENGINE = Memory;
+
+-- Merge table has virtual column `_table`
+DESC TABLE merge(currentDatabase(), 'upyachka');
+
+DROP TABLE upyachka;