amogh-jahagirdar commented on code in PR #15006:
URL: https://github.com/apache/iceberg/pull/15006#discussion_r2695309182
##########
core/src/main/java/org/apache/iceberg/MergingSnapshotProducer.java:
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@@ -1073,6 +1088,139 @@ private List<ManifestFile> newDeleteFilesAsManifests() {
return cachedNewDeleteManifests;
}
+ // Merge duplicates, internally takes care of updating newDeleteFilesBySpec
to remove
+ // duplicates and add the newly merged DV
+ private void mergeDVsAndWrite() {
+ Map<Integer, List<MergedDVContent>> mergedIndicesBySpec =
Maps.newConcurrentMap();
+
+ Tasks.foreach(dvsByReferencedFile.entrySet())
Review Comment:
Fair point, I did the filtering internally because I was trying to avoid 2
passes over all the DVs but if we consider duplicates as rare, there generally
wouldn't be a second pass.
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