danny0405 commented on code in PR #17770:
URL: https://github.com/apache/hudi/pull/17770#discussion_r2663642703
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hudi-common/src/main/java/org/apache/hudi/common/table/timeline/versioning/v2/ArchivedTimelineLoaderV2.java:
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@@ -84,44 +87,43 @@ public void loadInstants(HoodieTableMetaClient metaClient,
// Sort files in reverse chronological order if limit is specified
(newest first for limit queries)
if (hasLimit) {
- filteredFiles.sort(Comparator.comparing((String fileName) -> {
- return LSMTimeline.getMaxInstantTime(fileName);
- }).reversed());
+
filteredFiles.sort(Comparator.comparing(LSMTimeline::getMaxInstantTime).reversed());
}
Schema readSchema = LSMTimeline.getReadSchema(loadMode);
// Use serial stream when limit is involved to guarantee order
- java.util.stream.Stream<String> fileStream = hasLimit
+ Stream<String> fileStream = hasLimit
? filteredFiles.stream()
: filteredFiles.parallelStream();
- fileStream.forEach(fileName -> {
+ return Option.fromJavaOptional(fileStream.map(fileName -> {
if (hasLimit && loadedCount.get() >= limit.get()) {
- return;
+ return null;
}
// Read the archived file
try (HoodieAvroFileReader reader = (HoodieAvroFileReader)
HoodieIOFactory.getIOFactory(metaClient.getStorage())
.getReaderFactory(HoodieRecord.HoodieRecordType.AVRO)
.getFileReader(DEFAULT_HUDI_CONFIG_FOR_READER, new
StoragePath(metaClient.getArchivePath(), fileName))) {
//TODO boundary to revisit in later pr to use HoodieSchema directly
try (ClosableIterator<IndexedRecord> iterator =
reader.getIndexedRecordIterator(HoodieSchema.fromAvroSchema(HoodieLSMTimelineInstant.getClassSchema()),
- HoodieSchema.fromAvroSchema(readSchema))) {
+ HoodieSchema.fromAvroSchema(readSchema))) {
+ int instantTimeFieldPosition =
readSchema.getField(INSTANT_TIME_ARCHIVED_META_FIELD).pos();
while (iterator.hasNext() && (!hasLimit || loadedCount.get() <
limit.get())) {
GenericRecord record = (GenericRecord) iterator.next();
- String instantTime =
record.get(INSTANT_TIME_ARCHIVED_META_FIELD).toString();
- if ((filter == null || filter.isInRange(instantTime))
Review Comment:
why remove the `filter` filtering logic. I see some of the logic is moved to
`ArchivedTimelineV2` but this is not right,
`ArchivedTimelineLoader.loadInstants` is the API used in
`CompletionTimeQueryViewV2`.
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