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clickbench_hits/v0.2/benchmark.md
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# ClickBench hits target-format benchmark
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The Acta write timer starts after each source Parquet batch has been decoded;
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source decoding is excluded from the Acta write throughput.
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| format | size | bytes/row | write time | write rows/s | logical MiB/s | finish/sync | full read | read rows/s | size vs Parquet |
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| --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
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| Acta | 8,955,412,072 B | 89.56 | 1,324.585 s | 75,493 | 68.94 | 0.431 s | 203.313 s | 491,840 | 0.606× |
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| Parquet | 14,779,976,446 B | 147.80 | — | — | — | — | — | — | 1.000× |
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| CSV (estimated) | 80,163,339,161 B | 801.65 | — | — | — | — | — | — | 5.424× |
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Acta output SHA-256:
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`44a3aaf872cb6cd0318a6537b104ff26214d2738e8c9e7821a7f1bebd10ebad3`.
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The retained 1M-row CSV sample is 801,653,457 bytes with SHA-256
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`8355799f72ed09d03af458e4456ad8e2057533c809ceebfbb91f316b2d27bea5`.
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Full CSV write/read throughput was not measured because the estimated plain CSV
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is approximately 74.65 GiB and it does not fit on my computer.
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