smengcl commented on code in PR #4436:
URL: https://github.com/apache/ozone/pull/4436#discussion_r1144055169
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hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/codec/OMDBDefinition.java:
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@@ -230,14 +230,25 @@ String.class, new StringCodec(), OmKeyInfo.class,
SnapshotInfo.class,
new OmDBSnapshotInfoCodec());
- public static final DBColumnFamilyDefinition<String, OmKeyRenameInfo>
- RENAMED_KEY_TABLE =
+ /** <p>
+ * SnapshotRenamedKeyTable that complements the keyTable (or fileTable)
+ * entries of the immediately previous snapshot in the same snapshot
+ * scope. (bucket or volume)
+ * </p><p>
+ * Key renames between the two subsequent snapshots are captured, this
+ * information is used in {@link SnapshotDeletingService} to check if the
+ * renamedKey is present in the previous snapshot's keyTable
+ * (or fileTable)
+ * </p>
+ */
Review Comment:
```suggestion
/**
* SnapshotRenamedKeyTable that complements the keyTable (or fileTable)
* entries of the immediately previous snapshot in the same snapshot
* scope (bucket or volume).
* <p>
* Key renames between the two subsequent snapshots are captured, this
* information is used in {@link SnapshotDeletingService} to check if the
* renamedKey is present in the previous snapshot's keyTable
* (or fileTable).
*/
```
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