feat: implement delete file index #435
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Dec 26, 2025
| // select record_count, which is a primitive type. | ||
| if (!columns.empty()) { | ||
| const std::unordered_set<std::string_view> selected(columns.cbegin(), columns.cend()); | ||
| if (selected.contains(ManifestReader::kAllColumns)) { |
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| if (selected.contains(ManifestReader::kAllColumns)) { | |
| if (selected.contains(Schema::kAllColumns)) { |
| "upper_bounds", "record_count"}; | ||
| const std::vector<std::string> kStatsColumns = { | ||
| "value_counts", "null_value_counts", "nan_value_counts", "lower_bounds", | ||
| "upper_bounds", "column_sizes", "record_count"}; |
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The newly added column_sizes seems not aligned with java impl, is that a bug in java or our implementation is different?
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Implemented the DeleteFileIndex and Builder to manage and efficiently filter
delete files (equality deletes, position deletes, and deletion vectors)
based on sequence numbers and partitions.
Key changes:
DeleteFileIndexandDeleteFileIndex::Builderinsrc/iceberg/delete_file_index.{h,cc}.ContentFileUtilfor helper functions related to content files and DVs.ManifestReaderto support dropping stats viaTryDropStats().src/iceberg/test/delete_file_index_test.cc.