vinothchandar commented on a change in pull request #1009: [HUDI-308] Avoid
Renames for tracking state transitions of all actions on dataset
URL: https://github.com/apache/incubator-hudi/pull/1009#discussion_r348089714
##########
File path:
hudi-common/src/main/java/org/apache/hudi/common/table/timeline/HoodieInstant.java
##########
@@ -30,7 +34,23 @@
*
* @see HoodieTimeline
*/
-public class HoodieInstant implements Serializable {
+public class HoodieInstant implements Serializable, Comparable<HoodieInstant> {
+
+ /**
+ * A COMPACTION action eventually becomes COMMIT when completed. So, when
grouping instants
+ * for state transitions, this needs to be taken into account
+ */
+ private static final Set<String> comparableActions = Arrays.stream(new
String[] { HoodieTimeline.COMMIT_ACTION,
+ HoodieTimeline.COMPACTION_ACTION}).collect(Collectors.toSet());
+
+ public static final Comparator<HoodieInstant> comparator =
Comparator.comparing(HoodieInstant::getTimestamp)
Review comment:
+1 on this
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