waitingF commented on code in PR #8378:
URL: https://github.com/apache/hudi/pull/8378#discussion_r1186596557
##########
hudi-utilities/src/main/java/org/apache/hudi/utilities/deltastreamer/DeltaSync.java:
##########
@@ -320,11 +320,9 @@ public void refreshTimeline() throws IOException {
.build();
switch (meta.getTableType()) {
case COPY_ON_WRITE:
- this.commitTimelineOpt =
Option.of(meta.getActiveTimeline().getCommitTimeline().filterCompletedInstants());
- this.allCommitsTimelineOpt =
Option.of(meta.getActiveTimeline().getAllCommitsTimeline());
- break;
case MERGE_ON_READ:
- this.commitTimelineOpt =
Option.of(meta.getActiveTimeline().getDeltaCommitTimeline().filterCompletedInstants());
+ // we can use getCommitsTimeline for both COW and MOR here,
because for COW there is no deltacommit
+ this.commitsTimelineOpt =
Option.of(meta.getActiveTimeline().getCommitsTimeline().filterCompletedInstants());
Review Comment:
Yes, that's correct.
In the case of changing COW to MOR, the checkpoint saved in the `.commit`
file wrote by COW will be lost when continue with MOR.
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