Fokko commented on PR #7301:
URL: https://github.com/apache/iceberg/pull/7301#issuecomment-1544008745
Ran a benchmark on the 1.2.1 branch:
```
Apache Iceberg 1.2.1 with Apache Iceberg 1.12.3
Benchmark
Mode Cnt Score Error Units
IcebergSourceFlatParquetDataReadBenchmark.readFileSourceNonVectorized
ss 5 5,068 ± 0,151 s/op
IcebergSourceFlatParquetDataReadBenchmark.readFileSourceVectorized
ss 5 1,961 ± 0,081 s/op
IcebergSourceFlatParquetDataReadBenchmark.readIceberg
ss 5 2,438 ± 0,028 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionFileSourceNonVectorized
ss 5 1,061 ± 0,120 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionFileSourceVectorized
ss 5 0,490 ± 0,186 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionIceberg
ss 5 0,377 ± 0,052 s/op
Apache Iceberg 1.2.1 with Apache Parquet 1.13.1-SNAPSHOT
Benchmark
Mode Cnt Score Error Units
IcebergSourceFlatParquetDataReadBenchmark.readFileSourceNonVectorized
ss 5 4,509 ± 0,047 s/op
IcebergSourceFlatParquetDataReadBenchmark.readFileSourceVectorized
ss 5 2,137 ± 0,176 s/op
IcebergSourceFlatParquetDataReadBenchmark.readIceberg
ss 5 2,446 ± 0,056 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionFileSourceNonVectorized
ss 5 1,033 ± 0,085 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionFileSourceVectorized
ss 5 0,471 ± 0,043 s/op
IcebergSourceFlatParquetDataReadBenchmark.readWithProjectionIceberg
ss 5 0,372 ± 0,039 s/op
```
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