diff --git a/Notes b/Notes
new file mode 100644
index 000000000000..932e975a86be
--- /dev/null
+++ b/Notes
@@ -0,0 +1,2 @@
+- Do your things based on this project.
+- type: note, recode, newcode
\ No newline at end of file
diff --git a/paimon-core/src/main/java/org/apache/paimon/table/ExpireSnapshotsImpl.java b/paimon-core/src/main/java/org/apache/paimon/table/ExpireSnapshotsImpl.java
index f4361481c0c2..e966777d7094 100644
--- a/paimon-core/src/main/java/org/apache/paimon/table/ExpireSnapshotsImpl.java
+++ b/paimon-core/src/main/java/org/apache/paimon/table/ExpireSnapshotsImpl.java
@@ -130,6 +130,7 @@ public int expireUntil(long earliestId, long endExclusiveId) {
             // write the hint file in order to see the earliest snapshot directly next time
             // should avoid duplicate writes when the file exists
             if (snapshotManager.readHint(SnapshotManager.EARLIEST) == null) {
+                // askwang-TODO: 这种条件下应该写入 earliestId 为 EARLIEST 值
                 writeEarliestHint(endExclusiveId);
             }