aokolnychyi opened a new pull request, #11476: URL: https://github.com/apache/iceberg/pull/11476
This PR adds a base DV file writer with basic tests. More tests to come once
we support DV reads.
```
Benchmark
(deletedRowsRatio) (referencedDataFileCount) Mode Cnt Score
Error Units
DVWriterBenchmark.dv
0.01 5 ss 10 0.062 ± 0.003
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.01 5 ss 10 0.219 ± 0.017
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.01 5 ss 10 0.146 ± 0.006
s/op
DVWriterBenchmark.dv
0.01 10 ss 10 0.103 ± 0.010
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.01 10 ss 10 0.435 ± 0.016
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.01 10 ss 10 0.265 ± 0.014
s/op
DVWriterBenchmark.dv
0.03 5 ss 10 0.136 ± 0.006
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.03 5 ss 10 0.479 ± 0.018
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.03 5 ss 10 0.337 ± 0.018
s/op
DVWriterBenchmark.dv
0.03 10 ss 10 0.219 ± 0.013
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.03 10 ss 10 0.918 ± 0.028
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.03 10 ss 10 0.618 ± 0.014
s/op
DVWriterBenchmark.dv
0.05 5 ss 10 0.218 ± 0.014
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.05 5 ss 10 0.696 ± 0.010
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.05 5 ss 10 0.527 ± 0.008
s/op
DVWriterBenchmark.dv
0.05 10 ss 10 0.366 ± 0.011
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.05 10 ss 10 1.389 ± 0.024
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.05 10 ss 10 0.986 ± 0.007
s/op
DVWriterBenchmark.dv
0.10 5 ss 10 0.307 ± 0.007
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.10 5 ss 10 1.179 ± 0.039
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.10 5 ss 10 1.004 ± 0.010
s/op
DVWriterBenchmark.dv
0.10 10 ss 10 0.594 ± 0.006
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.10 10 ss 10 2.260 ± 0.039
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.10 10 ss 10 2.045 ± 0.054
s/op
DVWriterBenchmark.dv
0.2 5 ss 10 0.709 ± 0.011
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.2 5 ss 10 2.151 ± 0.017
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.2 5 ss 10 1.969 ± 0.046
s/op
DVWriterBenchmark.dv
0.2 10 ss 10 1.370 ± 0.047
s/op
DVWriterBenchmark.fileScopedParquetDeletes
0.2 10 ss 10 4.386 ± 0.034
s/op
DVWriterBenchmark.partitionScopedParquetDeletes
0.2 10 ss 10 3.849 ± 0.030
s/op
```
This work is part of #11122.
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