nsivabalan commented on code in PR #18172:
URL: https://github.com/apache/hudi/pull/18172#discussion_r2886039523
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hudi-client/hudi-client-common/src/main/java/org/apache/hudi/table/action/cluster/strategy/PartitionAwareClusteringPlanStrategy.java:
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@@ -102,15 +102,23 @@ protected Pair<Stream<HoodieClusteringGroup>, Boolean>
buildClusteringGroupsForP
}
if (!currentGroup.isEmpty()) {
- if (currentGroup.size() > 1 ||
writeConfig.shouldClusteringSingleGroup()) {
- int numOutputGroups = getNumberOfOutputFileGroups(totalSizeSoFar,
writeConfig.getClusteringTargetFileMaxBytes());
- log.info("Adding final clustering group " + totalSizeSoFar + " max
bytes: "
- + writeConfig.getClusteringMaxBytesInGroup() + " num input slices:
" + currentGroup.size() + " output groups: " + numOutputGroups);
- fileSliceGroups.add(Pair.of(currentGroup, numOutputGroups));
- }
+ int numOutputGroups = getNumberOfOutputFileGroups(totalSizeSoFar,
writeConfig.getClusteringTargetFileMaxBytes());
+ log.info("Adding final clustering group " + totalSizeSoFar + " max
bytes: "
+ + writeConfig.getClusteringMaxBytesInGroup() + " num input slices: "
+ currentGroup.size() + " output groups: " + numOutputGroups);
+ fileSliceGroups.add(Pair.of(currentGroup, numOutputGroups));
}
- return Pair.of(fileSliceGroups.stream().map(fileSliceGroup ->
+ return Pair.of(fileSliceGroups.stream().filter(fileSliceGroup -> {
+ if (fileSliceGroup.getLeft().size() > 1 || fileSliceGroup.getRight() > 1
|| writeConfig.shouldClusteringSingleGroup()) {
Review Comment:
shouldn't this be both == 1 ? essentially, instead of "OR", I am asking if
it has to be "AND"?
for eg, what incase, someone wants to slice a larger file groups into
smaller ones.
each partition contains 1 parquet file of 1GB. and user would want to make
it 120Mb*10 ish files.
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