one more test for Unknown identifier

dbms/tests/queries/0_stateless/00860_unknown_identifier_bug.reference

@@ -0,0 +1,2 @@
+1		Created							1	
+2		Created							2	

dbms/tests/queries/0_stateless/00860_unknown_identifier_bug.sql

@@ -0,0 +1,41 @@
+USE test;
+
+DROP TABLE IF EXISTS appointment_events;
+CREATE TABLE appointment_events
+(
+    _appointment_id UInt32,
+    _id String,
+    _status String,
+    _set_by_id String,
+    _company_id String,
+    _client_id String,
+    _type String,
+    _at String,
+    _vacancy_id String,
+    _set_at UInt32,
+    _job_requisition_id String
+) ENGINE = Memory;
+
+INSERT INTO appointment_events (_appointment_id, _set_at, _status) values (1, 1, 'Created'), (2, 2, 'Created');
+
+SELECT A._appointment_id,
+       A._id,
+       A._status,
+       A._set_by_id,
+       A._company_id,
+       A._client_id,
+       A._type,
+       A._at,
+       A._vacancy_id,
+       A._set_at,
+       A._job_requisition_id
+FROM test.appointment_events A ANY
+LEFT JOIN
+  (SELECT _appointment_id,
+          MAX(_set_at) AS max_set_at
+   FROM test.appointment_events
+   WHERE _status in ('Created', 'Transferred')
+   GROUP BY _appointment_id ) B USING _appointment_id
+WHERE A._set_at = B.max_set_at;
+
+DROP TABLE appointment_events;