danny0405 commented on code in PR #8550:
URL: https://github.com/apache/hudi/pull/8550#discussion_r1176427217
##########
hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/sink/StreamWriteOperatorCoordinator.java:
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@@ -522,7 +522,10 @@ private boolean commitInstant(String instant, long
checkpointId) {
.flatMap(Collection::stream)
.collect(Collectors.toList());
- if (writeResults.size() == 0) {
+ // Control whether we can commit on empty batch to start a new instant
after each checkpoint
+ boolean allowCommitOnEmptyBatch =
conf.get(FlinkOptions.WRITE_ALLOW_COMMIT_ON_EMPTY_BATCH);
+
+ if (writeResults.size() == 0 && !allowCommitOnEmptyBatch) {
Review Comment:
That's should be fine, can you eliminate the flink option to reuse
`hoodie.allow.empty.commit`? In `OptionsResolver`, you can add a tool method
for resolving this option key in convenience.
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