From 00663321d5812c60a8d7f2dd4284595350f6fab8 Mon Sep 17 00:00:00 2001
From: Mikhail Kot <mikhail@spiraldb.com>
Date: Wed, 10 Jun 2026 11:01:43 +0100
Subject: [PATCH] initial

---
 vortex-sqllogictest/slt/cte-alias.slt | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 vortex-sqllogictest/slt/cte-alias.slt

diff --git a/vortex-sqllogictest/slt/cte-alias.slt b/vortex-sqllogictest/slt/cte-alias.slt
new file mode 100644
index 00000000000..551d80f22ca
--- /dev/null
+++ b/vortex-sqllogictest/slt/cte-alias.slt
@@ -0,0 +1,26 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright the Vortex contributors
+include ./setup.slt.no
+
+query I
+COPY (SELECT * FROM (VALUES ('1'), ('2'), (NULL), ('3')) AS col(col)) TO '$__TEST_DIR__/cte-alias.vortex';
+----
+4
+
+# datafusion fails with "Schema error: No field named other"
+query T
+SELECT col AS other FROM '$__TEST_DIR__/cte-alias.vortex'
+WHERE other IS NOT NULL;
+----
+1
+2
+3
+
+# duckdb fails with "Couldn't find the other field in the input scope"
+query T
+WITH cte AS (SELECT col AS other FROM '$__TEST_DIR__/cte-alias.vortex')
+SELECT * FROM cte WHERE other IS NOT NULL ORDER BY other;
+----
+1
+2
+3