aokolnychyi commented on code in PR #9251:
URL: https://github.com/apache/iceberg/pull/9251#discussion_r1427617315
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core/src/main/java/org/apache/iceberg/DeleteFileIndex.java:
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@@ -474,68 +420,64 @@ private Collection<DeleteFile> loadDeleteFiles() {
DeleteFileIndex build() {
Iterable<DeleteFile> files = deleteFiles != null ? filterDeleteFiles() :
loadDeleteFiles();
- boolean useColumnStatsFiltering = false;
+ EqualityDeletes globalDeletes = new EqualityDeletes();
+ PartitionMap<EqualityDeletes> eqDeletesByPartition =
PartitionMap.create(specsById);
+ PartitionMap<PositionDeletes> posDeletesByPartition =
PartitionMap.create(specsById);
+ CharSequenceMap<PositionDeletes> posDeletesByPath =
CharSequenceMap.create();
- // build a map from (specId, partition) to delete file entries
- Map<Integer, StructLikeWrapper> wrappersBySpecId = Maps.newHashMap();
- ListMultimap<Pair<Integer, StructLikeWrapper>, IndexedDeleteFile>
deleteFilesByPartition =
- Multimaps.newListMultimap(Maps.newHashMap(), Lists::newArrayList);
for (DeleteFile file : files) {
- int specId = file.specId();
- PartitionSpec spec = specsById.get(specId);
- StructLikeWrapper wrapper =
- wrappersBySpecId
- .computeIfAbsent(specId, id ->
StructLikeWrapper.forType(spec.partitionType()))
- .copyFor(file.partition());
- IndexedDeleteFile indexedFile = new IndexedDeleteFile(spec, file);
- deleteFilesByPartition.put(Pair.of(specId, wrapper), indexedFile);
-
- if (!useColumnStatsFiltering) {
- useColumnStatsFiltering = indexedFile.hasLowerAndUpperBounds();
+ switch (file.content()) {
+ case POSITION_DELETES:
+ PositionDeletes posGroup = findGroup(posDeletesByPath,
posDeletesByPartition, file);
+ posGroup.add(file);
+ break;
+
+ case EQUALITY_DELETES:
+ PartitionSpec spec = specsById.get(file.specId());
+ EqualityDeleteFile eqFile = new EqualityDeleteFile(spec, file);
+ EqualityDeletes eqGroup = findGroup(globalDeletes,
eqDeletesByPartition, eqFile);
Review Comment:
I actually had that but then switched. I'll switch back.
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