Close: https://github.com/ClickHouse/ClickHouse/issues/29734

tests/queries/0_stateless/03076_analyzer_multiple_joins_alias.sql

@@ -0,0 +1,51 @@
+-- https://github.com/ClickHouse/ClickHouse/issues/29734
+SELECT *
+FROM
+(
+    SELECT 1 AS x
+) AS a
+INNER JOIN
+(
+    SELECT
+        1 AS x,
+        2 AS y
+) AS b ON (a.x = b.x) AND (a.y = b.y); -- { serverError UNKNOWN_IDENTIFIER }
+
+
+
+SELECT *
+FROM
+(
+    SELECT 1 AS x
+) AS a
+INNER JOIN
+(
+    SELECT
+        1 AS x,
+        2 AS y
+) AS b ON (a.x = b.x) AND (a.y = b.y)
+INNER JOIN
+(
+    SELECT 3 AS x
+) AS c ON a.x = c.x; -- { serverError UNKNOWN_IDENTIFIER }
+
+
+SELECT *
+FROM
+(
+    SELECT number AS x
+    FROM numbers(10)
+) AS a
+INNER JOIN
+(
+    SELECT
+        number AS x,
+        number AS y
+    FROM numbers(10)
+) AS b ON (a.x = b.x) AND (a.y = b.y)
+INNER JOIN
+(
+    SELECT number AS x
+    FROM numbers(10)
+) AS c ON a.x = c.x; -- { serverError UNKNOWN_IDENTIFIER }
+