Merge pull request ClickHouse#89629 from ClickHouse/backport/25.8/89512

Backport ClickHouse#89512 to 25.8: Fix incorrect join result in case of JOIN on condition with OR

Author: vdimir

src/Interpreters/HashJoin/HashJoin.cpp

@@ -1811,7 +1811,7 @@ void HashJoin::onBuildPhaseFinish()
         }
     }
 
-    if (all_values_unique && strictness == JoinStrictness::All && isInnerOrLeft(kind))
+    if (all_values_unique && strictness == JoinStrictness::All && isInnerOrLeft(kind) && data->maps.size() == 1)
     {
         strictness = JoinStrictness::RightAny;
         all_join_was_promoted_to_right_any = true;

tests/queries/0_stateless/03708_join_or_to_right_any_bug.reference

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

tests/queries/0_stateless/03708_join_or_to_right_any_bug.sql

@@ -0,0 +1,4 @@
+SELECT *
+FROM ( SELECT number AS a, number + 1 AS b FROM numbers(1) ) AS l
+INNER JOIN ( SELECT number AS a FROM numbers(2) ) AS r ON (l.a = r.a) OR (l.b = r.a)
+ORDER BY ALL;