Guosmilesmile commented on code in PR #12979:
URL: https://github.com/apache/iceberg/pull/12979#discussion_r2107407568


##########
flink/v1.20/flink/src/main/java/org/apache/iceberg/flink/sink/IcebergSink.java:
##########
@@ -216,7 +235,44 @@ public SimpleVersionedSerializer<IcebergCommittable> 
getCommittableSerializer()
   @Override
   public void addPostCommitTopology(
       DataStream<CommittableMessage<IcebergCommittable>> committables) {
-    // TODO Support small file compaction
+
+    if (!compactMode) {
+      return;
+    }
+
+    SingleOutputStreamOperator<TableChange> tableChangeStream =
+        committables
+            .global()
+            .process(new 
CommittableToTableChangeConverter(tableLoader.clone()))
+            .uid("committable-to-table-change-converter")

Review Comment:
   Good suggestion! I have done.



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