mjsax commented on code in PR #14596:
URL: https://github.com/apache/kafka/pull/14596#discussion_r1379458820


##########
streams/src/main/java/org/apache/kafka/streams/state/internals/StoreQueryUtils.java:
##########
@@ -335,6 +342,42 @@ private static <R> QueryResult<R> 
runWindowRangeQuery(final Query<R> query,
         }
     }
 
+    @SuppressWarnings("unchecked")
+    private static <R> QueryResult<R> runVersionedKeyQuery(final Query<R> 
query,
+                                                           final PositionBound 
positionBound,
+                                                           final QueryConfig 
config,
+                                                           final StateStore 
store) {
+        if (store instanceof VersionedKeyValueStore) {

Review Comment:
   Do we need this check? Seems our code ensures that we call this method only 
if this condition is true. -- If we call it incorrectly a hard crash would be 
preferred to clearly surface the bug, and not masked it, and thus make it 
harder to debug.



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