[Do Not Merge] Test alternate approach to #9370

[etseidl]

Which issue does this PR close?

• Addresses Error "Not all children array length are the same!" when decoding rows spanning across page boundaries in parquet file when using RowSelection #9370.

Rationale for this change

Try a slightly different tack from #9374. PR just for benchmarking, not for merge.

What changes are included in this PR?

Are these changes tested?

Are there any user-facing changes?

[etseidl]

run benchmark arrow_reader

[alamb-ghbot]

🤖 Hi @etseidl, thanks for the request (#9406 (comment)). scrape_comments.py only responds to whitelisted users. Allowed users: Dandandan, Jefffrey, Omega359, adriangb, alamb, comphead, gabotechs, geoffreyclaude, klion26, rluvaton, xudong963, zhuqi-lucas.

[etseidl]

cc @alamb @jonded94

[alamb]

🤖 Hi @etseidl, thanks for the request (#9406 (comment)). scrape_comments.py only responds to whitelisted users....

I added you (trustworthy person!) to the whitelist for my bot: alamb/datafusion-benchmarking@ae6c4ca

So it should respond to you from now on

[alamb]

run benchmark arrow_reader

[alamb-ghbot]

🤖 ./gh_compare_arrow.sh gh_compare_arrow.sh Running
Linux aal-dev 6.14.0-1018-gcp #19~24.04.1-Ubuntu SMP Wed Sep 24 23:23:09 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
Comparing ets_9374 (0a1c908) to 33c4032 diff
BENCH_NAME=arrow_reader
BENCH_COMMAND=cargo bench --features=arrow,async,test_common,experimental,object_store --bench arrow_reader
BENCH_FILTER=
BENCH_BRANCH_NAME=ets_9374
Results will be posted here when complete

[alamb-ghbot]

🤖: Benchmark completed

Details

group                                                                                                      ets_9374                               main
-----                                                                                                      --------                               ----
arrow_array_reader/BYTE_ARRAY/Decimal128Array/plain encoded, mandatory, no NULLs                           1.07   1267.2±3.91µs        ? ?/sec    1.00   1180.7±8.62µs        ? ?/sec
arrow_array_reader/BYTE_ARRAY/Decimal128Array/plain encoded, optional, half NULLs                          1.03   1282.0±9.32µs        ? ?/sec    1.00   1243.3±8.31µs        ? ?/sec
arrow_array_reader/BYTE_ARRAY/Decimal128Array/plain encoded, optional, no NULLs                            1.08   1275.4±6.11µs        ? ?/sec    1.00   1185.9±5.63µs        ? ?/sec
arrow_array_reader/BinaryArray/dictionary encoded, mandatory, no NULLs                                     1.05    502.3±5.70µs        ? ?/sec    1.00    480.5±4.87µs        ? ?/sec
arrow_array_reader/BinaryArray/dictionary encoded, optional, half NULLs                                    1.00    645.2±8.70µs        ? ?/sec    1.02    658.8±1.79µs        ? ?/sec
arrow_array_reader/BinaryArray/dictionary encoded, optional, no NULLs                                      1.02    498.8±3.98µs        ? ?/sec    1.00    487.5±8.00µs        ? ?/sec
arrow_array_reader/BinaryArray/plain encoded, mandatory, no NULLs                                          1.05    572.1±9.40µs        ? ?/sec    1.00    547.3±5.99µs        ? ?/sec
arrow_array_reader/BinaryArray/plain encoded, optional, half NULLs                                         1.00    714.8±5.09µs        ? ?/sec    1.00    714.0±3.99µs        ? ?/sec
arrow_array_reader/BinaryArray/plain encoded, optional, no NULLs                                           1.04    580.6±3.07µs        ? ?/sec    1.00    557.2±9.46µs        ? ?/sec
arrow_array_reader/BinaryViewArray/dictionary encoded, mandatory, no NULLs                                 1.00    153.0±2.23µs        ? ?/sec    1.01    155.2±2.52µs        ? ?/sec
arrow_array_reader/BinaryViewArray/dictionary encoded, optional, half NULLs                                1.00    201.5±0.82µs        ? ?/sec    1.13    227.7±2.89µs        ? ?/sec
arrow_array_reader/BinaryViewArray/dictionary encoded, optional, no NULLs                                  1.03    157.5±1.55µs        ? ?/sec    1.00    153.4±3.66µs        ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, mandatory, no NULLs                                      1.02    219.5±2.40µs        ? ?/sec    1.00    215.8±9.10µs        ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, mandatory, no NULLs, short string                        1.00    192.7±0.64µs        ? ?/sec    1.01    194.9±0.93µs        ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, optional, half NULLs                                     1.00    236.0±1.32µs        ? ?/sec    1.13    266.3±3.69µs        ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, optional, no NULLs                                       1.05    229.0±2.63µs        ? ?/sec    1.00    218.8±5.17µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/byte_stream_split encoded, mandatory, no NULLs     1.00   1020.9±2.57µs        ? ?/sec    1.06   1077.1±6.26µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/byte_stream_split encoded, optional, half NULLs    1.00    892.0±2.69µs        ? ?/sec    1.09    968.0±3.22µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/byte_stream_split encoded, optional, no NULLs      1.00   1026.2±3.01µs        ? ?/sec    1.06   1083.6±9.27µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/plain encoded, mandatory, no NULLs                 1.00    394.5±6.02µs        ? ?/sec    1.16    455.8±3.17µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/plain encoded, optional, half NULLs                1.00    558.9±3.50µs        ? ?/sec    1.19    665.7±2.74µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Decimal128Array/plain encoded, optional, no NULLs                  1.00    403.2±7.10µs        ? ?/sec    1.15    463.2±4.33µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/byte_stream_split encoded, mandatory, no NULLs        1.00    153.4±0.33µs        ? ?/sec    1.27    194.8±1.77µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/byte_stream_split encoded, optional, half NULLs       1.00    318.1±3.13µs        ? ?/sec    1.06    336.6±3.60µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/byte_stream_split encoded, optional, no NULLs         1.00    157.1±0.56µs        ? ?/sec    1.26    198.2±0.86µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/plain encoded, mandatory, no NULLs                    1.00     75.7±0.18µs        ? ?/sec    1.56    118.5±0.87µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/plain encoded, optional, half NULLs                   1.00    278.7±0.91µs        ? ?/sec    1.08    300.6±4.92µs        ? ?/sec
arrow_array_reader/FIXED_LEN_BYTE_ARRAY/Float16Array/plain encoded, optional, no NULLs                     1.00     79.5±0.22µs        ? ?/sec    1.55    123.1±3.24µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/byte_stream_split encoded, mandatory, no NULLs                    1.00    689.2±7.15µs        ? ?/sec    1.00    689.2±1.98µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/byte_stream_split encoded, optional, half NULLs                   1.00    543.9±2.48µs        ? ?/sec    1.07    582.4±3.91µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/byte_stream_split encoded, optional, no NULLs                     1.00    695.5±3.77µs        ? ?/sec    1.00    694.8±1.69µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/plain encoded, mandatory, no NULLs                                1.00     63.6±3.87µs        ? ?/sec    1.08     68.8±4.68µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/plain encoded, optional, half NULLs                               1.00    227.0±2.14µs        ? ?/sec    1.19    271.1±4.55µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(16)/plain encoded, optional, no NULLs                                 1.07     72.9±4.51µs        ? ?/sec    1.00     67.9±5.67µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/byte_stream_split encoded, mandatory, no NULLs                     1.00     85.7±0.36µs        ? ?/sec    1.01     86.2±3.22µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/byte_stream_split encoded, optional, half NULLs                    1.09    250.3±1.68µs        ? ?/sec    1.00    229.1±2.19µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/byte_stream_split encoded, optional, no NULLs                      1.00     90.2±0.50µs        ? ?/sec    1.01     91.2±5.33µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/plain encoded, mandatory, no NULLs                                 1.01      9.1±0.14µs        ? ?/sec    1.00      9.1±0.20µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/plain encoded, optional, half NULLs                                1.11    210.7±0.35µs        ? ?/sec    1.00    190.4±5.00µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(2)/plain encoded, optional, no NULLs                                  1.00     13.1±0.11µs        ? ?/sec    1.00     13.0±0.23µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/byte_stream_split encoded, mandatory, no NULLs                     1.00    169.6±0.66µs        ? ?/sec    1.00    170.2±0.86µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/byte_stream_split encoded, optional, half NULLs                    1.06   394.9±14.30µs        ? ?/sec    1.00    372.0±2.96µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/byte_stream_split encoded, optional, no NULLs                      1.00    174.3±0.74µs        ? ?/sec    1.01    175.5±1.51µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/plain encoded, mandatory, no NULLs                                 1.03     13.5±0.51µs        ? ?/sec    1.00     13.1±0.12µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/plain encoded, optional, half NULLs                                1.07    315.8±2.14µs        ? ?/sec    1.00    294.5±1.17µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(4)/plain encoded, optional, no NULLs                                  1.04     18.7±0.49µs        ? ?/sec    1.00     18.0±0.26µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/byte_stream_split encoded, mandatory, no NULLs                     1.00    340.6±3.76µs        ? ?/sec    1.01    342.5±4.43µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/byte_stream_split encoded, optional, half NULLs                    1.00    358.4±7.29µs        ? ?/sec    1.09    391.9±0.90µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/byte_stream_split encoded, optional, no NULLs                      1.00    346.1±1.32µs        ? ?/sec    1.00    346.6±0.56µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/plain encoded, mandatory, no NULLs                                 1.00     26.8±0.62µs        ? ?/sec    1.01     27.1±0.56µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/plain encoded, optional, half NULLs                                1.00    201.4±1.05µs        ? ?/sec    1.17    236.1±3.43µs        ? ?/sec
arrow_array_reader/FixedLenByteArray(8)/plain encoded, optional, no NULLs                                  1.06     33.5±0.56µs        ? ?/sec    1.00     31.5±0.60µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed skip, mandatory, no NULLs                           1.00    109.4±1.29µs        ? ?/sec    1.01    110.1±0.33µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed skip, optional, half NULLs                          1.01    119.1±1.37µs        ? ?/sec    1.00    118.0±0.75µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed skip, optional, no NULLs                            1.00    111.7±0.45µs        ? ?/sec    1.01    112.8±1.38µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed, mandatory, no NULLs                                1.00    158.9±0.41µs        ? ?/sec    1.01    159.8±0.62µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed, optional, half NULLs                               1.01    200.6±1.28µs        ? ?/sec    1.00    199.3±0.65µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/binary packed, optional, no NULLs                                 1.00    163.2±0.46µs        ? ?/sec    1.01    164.7±0.93µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/byte_stream_split encoded, mandatory, no NULLs                    1.00     75.7±0.21µs        ? ?/sec    1.00     76.0±0.46µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/byte_stream_split encoded, optional, half NULLs                   1.00    154.4±1.02µs        ? ?/sec    1.00    154.0±0.89µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/byte_stream_split encoded, optional, no NULLs                     1.00     79.1±0.18µs        ? ?/sec    1.01     80.0±0.63µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/dictionary encoded, mandatory, no NULLs                           1.00    143.0±2.35µs        ? ?/sec    1.00    143.4±0.71µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/dictionary encoded, optional, half NULLs                          1.01    193.2±2.24µs        ? ?/sec    1.00    191.4±2.22µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/dictionary encoded, optional, no NULLs                            1.00    147.0±2.66µs        ? ?/sec    1.00    147.5±0.68µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/plain encoded, mandatory, no NULLs                                1.02     71.0±0.76µs        ? ?/sec    1.00     70.0±0.22µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/plain encoded, optional, half NULLs                               1.01    152.8±1.49µs        ? ?/sec    1.00    150.8±0.46µs        ? ?/sec
arrow_array_reader/INT32/Decimal128Array/plain encoded, optional, no NULLs                                 1.02     76.4±5.02µs        ? ?/sec    1.00     74.7±0.22µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed skip, mandatory, no NULLs                           1.00    108.2±3.01µs        ? ?/sec    1.00    108.3±0.52µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed skip, optional, half NULLs                          1.00    129.6±0.53µs        ? ?/sec    1.00    129.7±2.30µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed skip, optional, no NULLs                            1.00    108.9±0.43µs        ? ?/sec    1.00    108.5±0.22µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed, mandatory, no NULLs                                1.00    159.0±0.60µs        ? ?/sec    1.01    160.8±0.44µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed, optional, half NULLs                               1.00    231.4±0.77µs        ? ?/sec    1.00    230.9±1.41µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/binary packed, optional, no NULLs                                 1.00    163.3±0.34µs        ? ?/sec    1.01    164.6±0.72µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/byte_stream_split encoded, mandatory, no NULLs                    1.00    200.1±0.57µs        ? ?/sec    1.00    200.6±1.21µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/byte_stream_split encoded, optional, half NULLs                   1.02    251.6±2.84µs        ? ?/sec    1.00    247.6±3.29µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/byte_stream_split encoded, optional, no NULLs                     1.00    205.2±1.80µs        ? ?/sec    1.00    205.1±0.43µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/dictionary encoded, mandatory, no NULLs                           1.00    141.3±0.65µs        ? ?/sec    1.00    141.8±1.50µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/dictionary encoded, optional, half NULLs                          1.00    217.1±1.18µs        ? ?/sec    1.00    216.3±4.02µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/dictionary encoded, optional, no NULLs                            1.00    145.7±2.36µs        ? ?/sec    1.01    146.8±7.23µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/plain encoded, mandatory, no NULLs                                1.00     99.1±1.63µs        ? ?/sec    1.00     99.6±1.37µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/plain encoded, optional, half NULLs                               1.00    193.3±4.02µs        ? ?/sec    1.01    195.0±0.57µs        ? ?/sec
arrow_array_reader/INT64/Decimal128Array/plain encoded, optional, no NULLs                                 1.01    111.1±1.20µs        ? ?/sec    1.00    109.9±0.38µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed skip, mandatory, no NULLs                                      1.00     77.2±0.96µs        ? ?/sec    1.01     77.6±0.99µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed skip, optional, half NULLs                                     1.00     91.4±0.74µs        ? ?/sec    1.01     92.4±0.94µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed skip, optional, no NULLs                                       1.00     78.9±1.14µs        ? ?/sec    1.01     79.6±0.91µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed, mandatory, no NULLs                                           1.00    106.5±0.78µs        ? ?/sec    1.01    107.3±0.53µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed, optional, half NULLs                                          1.00    151.1±0.72µs        ? ?/sec    1.02    153.5±1.57µs        ? ?/sec
arrow_array_reader/Int16Array/binary packed, optional, no NULLs                                            1.00    109.3±0.45µs        ? ?/sec    1.01    110.8±1.24µs        ? ?/sec
arrow_array_reader/Int16Array/byte_stream_split encoded, mandatory, no NULLs                               1.04     42.4±0.38µs        ? ?/sec    1.00     40.6±0.14µs        ? ?/sec
arrow_array_reader/Int16Array/byte_stream_split encoded, optional, half NULLs                              1.00    117.6±0.36µs        ? ?/sec    1.00    117.9±0.54µs        ? ?/sec
arrow_array_reader/Int16Array/byte_stream_split encoded, optional, no NULLs                                1.04     45.4±0.39µs        ? ?/sec    1.00     43.7±0.19µs        ? ?/sec
arrow_array_reader/Int16Array/dictionary encoded, mandatory, no NULLs                                      1.00    109.7±0.77µs        ? ?/sec    1.01    110.3±2.58µs        ? ?/sec
arrow_array_reader/Int16Array/dictionary encoded, optional, half NULLs                                     1.00    155.3±1.56µs        ? ?/sec    1.01    156.3±4.65µs        ? ?/sec
arrow_array_reader/Int16Array/dictionary encoded, optional, no NULLs                                       1.00    112.8±0.71µs        ? ?/sec    1.00    113.0±0.58µs        ? ?/sec
arrow_array_reader/Int16Array/plain encoded, mandatory, no NULLs                                           1.00     36.2±0.25µs        ? ?/sec    1.02     36.9±0.12µs        ? ?/sec
arrow_array_reader/Int16Array/plain encoded, optional, half NULLs                                          1.00    115.1±1.28µs        ? ?/sec    1.01    116.6±0.40µs        ? ?/sec
arrow_array_reader/Int16Array/plain encoded, optional, no NULLs                                            1.00     39.6±0.14µs        ? ?/sec    1.02     40.3±0.13µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed skip, mandatory, no NULLs                                      1.00     82.7±0.23µs        ? ?/sec    1.01     83.5±1.20µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed skip, optional, half NULLs                                     1.00     89.8±0.45µs        ? ?/sec    1.01     90.4±1.51µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed skip, optional, no NULLs                                       1.00     84.4±0.22µs        ? ?/sec    1.01     85.5±2.12µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed, mandatory, no NULLs                                           1.00    107.1±1.96µs        ? ?/sec    1.00    107.4±1.12µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed, optional, half NULLs                                          1.00    142.8±0.95µs        ? ?/sec    1.01    143.6±2.96µs        ? ?/sec
arrow_array_reader/Int32Array/binary packed, optional, no NULLs                                            1.00    110.2±2.08µs        ? ?/sec    1.01    111.0±1.64µs        ? ?/sec
arrow_array_reader/Int32Array/byte_stream_split encoded, mandatory, no NULLs                               1.00     22.8±0.24µs        ? ?/sec    1.01     23.0±0.22µs        ? ?/sec
arrow_array_reader/Int32Array/byte_stream_split encoded, optional, half NULLs                              1.00     98.8±1.60µs        ? ?/sec    1.00     98.6±0.27µs        ? ?/sec
arrow_array_reader/Int32Array/byte_stream_split encoded, optional, no NULLs                                1.01     26.1±0.39µs        ? ?/sec    1.00     25.9±0.20µs        ? ?/sec
arrow_array_reader/Int32Array/dictionary encoded, mandatory, no NULLs                                      1.00     90.8±1.28µs        ? ?/sec    1.00     91.2±0.87µs        ? ?/sec
arrow_array_reader/Int32Array/dictionary encoded, optional, half NULLs                                     1.00    136.5±1.32µs        ? ?/sec    1.00    136.8±2.26µs        ? ?/sec
arrow_array_reader/Int32Array/dictionary encoded, optional, no NULLs                                       1.01     94.3±0.40µs        ? ?/sec    1.00     93.0±0.37µs        ? ?/sec
arrow_array_reader/Int32Array/plain encoded, mandatory, no NULLs                                           1.01     15.2±0.70µs        ? ?/sec    1.00     15.0±0.25µs        ? ?/sec
arrow_array_reader/Int32Array/plain encoded, optional, half NULLs                                          1.00     96.4±1.32µs        ? ?/sec    1.00     96.4±1.52µs        ? ?/sec
arrow_array_reader/Int32Array/plain encoded, optional, no NULLs                                            1.01     19.9±0.56µs        ? ?/sec    1.00     19.6±0.33µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed skip, mandatory, no NULLs                                      1.02     80.7±2.16µs        ? ?/sec    1.00     79.4±0.40µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed skip, optional, half NULLs                                     1.00    101.7±0.47µs        ? ?/sec    1.00    102.0±0.62µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed skip, optional, no NULLs                                       1.00     80.8±0.48µs        ? ?/sec    1.00     81.1±0.37µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed, mandatory, no NULLs                                           1.00    105.9±0.79µs        ? ?/sec    1.01    106.6±0.49µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed, optional, half NULLs                                          1.00    168.0±2.15µs        ? ?/sec    1.00    167.5±0.59µs        ? ?/sec
arrow_array_reader/Int64Array/binary packed, optional, no NULLs                                            1.00    107.5±1.24µs        ? ?/sec    1.01    108.4±0.48µs        ? ?/sec
arrow_array_reader/Int64Array/byte_stream_split encoded, mandatory, no NULLs                               1.00    146.6±1.09µs        ? ?/sec    1.00    146.7±0.42µs        ? ?/sec
arrow_array_reader/Int64Array/byte_stream_split encoded, optional, half NULLs                              1.00    192.3±1.69µs        ? ?/sec    1.01    193.5±4.14µs        ? ?/sec
arrow_array_reader/Int64Array/byte_stream_split encoded, optional, no NULLs                                1.00    150.3±1.03µs        ? ?/sec    1.00    150.3±0.62µs        ? ?/sec
arrow_array_reader/Int64Array/dictionary encoded, mandatory, no NULLs                                      1.00     88.1±0.91µs        ? ?/sec    1.00     88.3±0.92µs        ? ?/sec
arrow_array_reader/Int64Array/dictionary encoded, optional, half NULLs                                     1.00    160.3±1.89µs        ? ?/sec    1.00    159.6±0.58µs        ? ?/sec
arrow_array_reader/Int64Array/dictionary encoded, optional, no NULLs                                       1.00     91.1±0.65µs        ? ?/sec    1.00     90.7±0.47µs        ? ?/sec
arrow_array_reader/Int64Array/plain encoded, mandatory, no NULLs                                           1.00     37.2±0.46µs        ? ?/sec    1.11     41.2±2.21µs        ? ?/sec
arrow_array_reader/Int64Array/plain encoded, optional, half NULLs                                          1.00    135.5±1.48µs        ? ?/sec    1.00    135.8±0.51µs        ? ?/sec
arrow_array_reader/Int64Array/plain encoded, optional, no NULLs                                            1.00     45.7±1.74µs        ? ?/sec    1.00     45.6±1.75µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed skip, mandatory, no NULLs                                       1.00     81.6±0.13µs        ? ?/sec    1.01     82.5±0.82µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed skip, optional, half NULLs                                      1.00     92.0±0.60µs        ? ?/sec    1.00     92.1±0.20µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed skip, optional, no NULLs                                        1.00     83.6±0.15µs        ? ?/sec    1.01     84.7±0.46µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed, mandatory, no NULLs                                            1.00    109.9±0.40µs        ? ?/sec    1.01    110.5±0.36µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed, optional, half NULLs                                           1.00    148.7±0.28µs        ? ?/sec    1.01    149.7±0.73µs        ? ?/sec
arrow_array_reader/Int8Array/binary packed, optional, no NULLs                                             1.00    112.8±0.47µs        ? ?/sec    1.01    113.7±0.27µs        ? ?/sec
arrow_array_reader/Int8Array/byte_stream_split encoded, mandatory, no NULLs                                1.01     35.0±0.13µs        ? ?/sec    1.00     34.7±0.15µs        ? ?/sec
arrow_array_reader/Int8Array/byte_stream_split encoded, optional, half NULLs                               1.00    110.3±0.38µs        ? ?/sec    1.00    110.4±0.46µs        ? ?/sec
arrow_array_reader/Int8Array/byte_stream_split encoded, optional, no NULLs                                 1.00     36.3±1.22µs        ? ?/sec    1.04     37.8±0.13µs        ? ?/sec
arrow_array_reader/Int8Array/dictionary encoded, mandatory, no NULLs                                       1.00    102.2±1.41µs        ? ?/sec    1.00    101.8±0.20µs        ? ?/sec
arrow_array_reader/Int8Array/dictionary encoded, optional, half NULLs                                      1.00    149.1±1.27µs        ? ?/sec    1.00    149.2±5.67µs        ? ?/sec
arrow_array_reader/Int8Array/dictionary encoded, optional, no NULLs                                        1.00    105.2±0.45µs        ? ?/sec    1.00    105.3±0.58µs        ? ?/sec
arrow_array_reader/Int8Array/plain encoded, mandatory, no NULLs                                            1.00     28.7±0.26µs        ? ?/sec    1.00     28.8±0.26µs        ? ?/sec
arrow_array_reader/Int8Array/plain encoded, optional, half NULLs                                           1.00    107.2±0.34µs        ? ?/sec    1.00    107.6±1.53µs        ? ?/sec
arrow_array_reader/Int8Array/plain encoded, optional, no NULLs                                             1.01     32.5±0.12µs        ? ?/sec    1.00     32.1±0.37µs        ? ?/sec
arrow_array_reader/ListArray/plain encoded optional strings half NULLs                                     1.00      6.1±0.04ms        ? ?/sec    1.00      6.1±0.05ms        ? ?/sec
arrow_array_reader/ListArray/plain encoded optional strings no NULLs                                       1.05     12.3±0.29ms        ? ?/sec    1.00     11.8±0.14ms        ? ?/sec
arrow_array_reader/StringArray/dictionary encoded, mandatory, no NULLs                                     1.06    508.7±2.89µs        ? ?/sec    1.00    481.0±2.99µs        ? ?/sec
arrow_array_reader/StringArray/dictionary encoded, optional, half NULLs                                    1.00    658.8±2.28µs        ? ?/sec    1.00    657.7±2.94µs        ? ?/sec
arrow_array_reader/StringArray/dictionary encoded, optional, no NULLs                                      1.06    514.2±3.74µs        ? ?/sec    1.00    486.3±5.77µs        ? ?/sec
arrow_array_reader/StringArray/plain encoded, mandatory, no NULLs                                          1.11    720.2±5.17µs        ? ?/sec    1.00    650.3±4.01µs        ? ?/sec
arrow_array_reader/StringArray/plain encoded, optional, half NULLs                                         1.03    774.0±1.73µs        ? ?/sec    1.00    750.1±3.12µs        ? ?/sec
arrow_array_reader/StringArray/plain encoded, optional, no NULLs                                           1.10    723.9±3.74µs        ? ?/sec    1.00    655.4±7.13µs        ? ?/sec
arrow_array_reader/StringDictionary/dictionary encoded, mandatory, no NULLs                                1.00    330.2±1.66µs        ? ?/sec    1.00    329.7±1.92µs        ? ?/sec
arrow_array_reader/StringDictionary/dictionary encoded, optional, half NULLs                               1.00    413.2±4.97µs        ? ?/sec    1.01    416.3±4.37µs        ? ?/sec
arrow_array_reader/StringDictionary/dictionary encoded, optional, no NULLs                                 1.01    336.2±2.65µs        ? ?/sec    1.00    333.5±0.92µs        ? ?/sec
arrow_array_reader/StringViewArray/dictionary encoded, mandatory, no NULLs                                 1.11    147.2±2.73µs        ? ?/sec    1.00    132.6±1.67µs        ? ?/sec
arrow_array_reader/StringViewArray/dictionary encoded, optional, half NULLs                                1.00    185.4±5.99µs        ? ?/sec    1.13    209.3±3.04µs        ? ?/sec
arrow_array_reader/StringViewArray/dictionary encoded, optional, no NULLs                                  1.04    140.0±3.84µs        ? ?/sec    1.00    134.0±1.29µs        ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, mandatory, no NULLs                                      1.00    389.2±9.06µs        ? ?/sec    1.01    393.0±1.79µs        ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, optional, half NULLs                                     1.00    319.4±7.26µs        ? ?/sec    1.10    351.6±3.95µs        ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, optional, no NULLs                                       1.00    394.8±3.69µs        ? ?/sec    1.02    401.7±2.41µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed skip, mandatory, no NULLs                                     1.00     92.2±0.56µs        ? ?/sec    1.01     92.9±0.20µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed skip, optional, half NULLs                                    1.00     99.9±0.45µs        ? ?/sec    1.01    100.7±2.57µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed skip, optional, no NULLs                                      1.00     94.1±1.10µs        ? ?/sec    1.01     95.2±0.63µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed, mandatory, no NULLs                                          1.00    125.8±0.50µs        ? ?/sec    1.01    126.9±0.46µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed, optional, half NULLs                                         1.00    163.1±1.68µs        ? ?/sec    1.00    163.4±0.96µs        ? ?/sec
arrow_array_reader/UInt16Array/binary packed, optional, no NULLs                                           1.00    129.7±4.59µs        ? ?/sec    1.00    130.0±0.42µs        ? ?/sec
arrow_array_reader/UInt16Array/byte_stream_split encoded, mandatory, no NULLs                              1.00     41.0±0.12µs        ? ?/sec    1.05     42.9±0.26µs        ? ?/sec
arrow_array_reader/UInt16Array/byte_stream_split encoded, optional, half NULLs                             1.00    117.7±0.26µs        ? ?/sec    1.01    119.3±1.20µs        ? ?/sec
arrow_array_reader/UInt16Array/byte_stream_split encoded, optional, no NULLs                               1.00     44.2±0.20µs        ? ?/sec    1.04     45.7±0.53µs        ? ?/sec
arrow_array_reader/UInt16Array/dictionary encoded, mandatory, no NULLs                                     1.00    109.7±0.46µs        ? ?/sec    1.00    110.1±2.58µs        ? ?/sec
arrow_array_reader/UInt16Array/dictionary encoded, optional, half NULLs                                    1.00    156.0±0.82µs        ? ?/sec    1.00    156.4±0.71µs        ? ?/sec
arrow_array_reader/UInt16Array/dictionary encoded, optional, no NULLs                                      1.00    113.0±0.28µs        ? ?/sec    1.00    113.5±1.66µs        ? ?/sec
arrow_array_reader/UInt16Array/plain encoded, mandatory, no NULLs                                          1.00     36.5±0.16µs        ? ?/sec    1.01     36.8±0.10µs        ? ?/sec
arrow_array_reader/UInt16Array/plain encoded, optional, half NULLs                                         1.00    115.2±0.43µs        ? ?/sec    1.00    115.6±0.43µs        ? ?/sec
arrow_array_reader/UInt16Array/plain encoded, optional, no NULLs                                           1.00     39.9±0.23µs        ? ?/sec    1.00     40.0±0.28µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed skip, mandatory, no NULLs                                     1.00     83.0±0.95µs        ? ?/sec    1.00     83.2±0.24µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed skip, optional, half NULLs                                    1.00     89.9±0.21µs        ? ?/sec    1.01     90.6±0.25µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed skip, optional, no NULLs                                      1.00     85.1±2.66µs        ? ?/sec    1.00     85.2±0.22µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed, mandatory, no NULLs                                          1.00    106.9±0.41µs        ? ?/sec    1.01    107.7±0.54µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed, optional, half NULLs                                         1.00    143.2±0.89µs        ? ?/sec    1.01    144.7±0.60µs        ? ?/sec
arrow_array_reader/UInt32Array/binary packed, optional, no NULLs                                           1.00    110.4±1.23µs        ? ?/sec    1.01    111.0±1.21µs        ? ?/sec
arrow_array_reader/UInt32Array/byte_stream_split encoded, mandatory, no NULLs                              1.00     23.8±0.26µs        ? ?/sec    1.00     23.8±0.66µs        ? ?/sec
arrow_array_reader/UInt32Array/byte_stream_split encoded, optional, half NULLs                             1.00    100.2±0.28µs        ? ?/sec    1.00    100.1±0.94µs        ? ?/sec
arrow_array_reader/UInt32Array/byte_stream_split encoded, optional, no NULLs                               1.00     25.6±0.44µs        ? ?/sec    1.04     26.6±0.27µs        ? ?/sec
arrow_array_reader/UInt32Array/dictionary encoded, mandatory, no NULLs                                     1.01     91.4±0.58µs        ? ?/sec    1.00     90.9±0.33µs        ? ?/sec
arrow_array_reader/UInt32Array/dictionary encoded, optional, half NULLs                                    1.00    137.4±0.78µs        ? ?/sec    1.00    137.3±2.04µs        ? ?/sec
arrow_array_reader/UInt32Array/dictionary encoded, optional, no NULLs                                      1.00     94.6±0.64µs        ? ?/sec    1.00     94.4±0.93µs        ? ?/sec
arrow_array_reader/UInt32Array/plain encoded, mandatory, no NULLs                                          1.00     18.0±0.55µs        ? ?/sec    1.04     18.7±0.58µs        ? ?/sec
arrow_array_reader/UInt32Array/plain encoded, optional, half NULLs                                         1.00     95.9±0.39µs        ? ?/sec    1.00     96.3±0.62µs        ? ?/sec
arrow_array_reader/UInt32Array/plain encoded, optional, no NULLs                                           1.00     21.4±0.56µs        ? ?/sec    1.04     22.2±0.69µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed skip, mandatory, no NULLs                                     1.00     80.2±0.29µs        ? ?/sec    1.01     81.2±0.33µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed skip, optional, half NULLs                                    1.00    101.4±0.38µs        ? ?/sec    1.01    102.3±1.22µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed skip, optional, no NULLs                                      1.00     80.7±0.46µs        ? ?/sec    1.01     81.3±0.44µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed, mandatory, no NULLs                                          1.00    106.5±0.55µs        ? ?/sec    1.00    107.0±1.49µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed, optional, half NULLs                                         1.00    167.5±1.50µs        ? ?/sec    1.04    173.9±1.56µs        ? ?/sec
arrow_array_reader/UInt64Array/binary packed, optional, no NULLs                                           1.00    109.5±0.65µs        ? ?/sec    1.00    109.9±0.75µs        ? ?/sec
arrow_array_reader/UInt64Array/byte_stream_split encoded, mandatory, no NULLs                              1.01    148.6±0.42µs        ? ?/sec    1.00    146.7±0.56µs        ? ?/sec
arrow_array_reader/UInt64Array/byte_stream_split encoded, optional, half NULLs                             1.00    192.0±0.48µs        ? ?/sec    1.00    192.2±5.89µs        ? ?/sec
arrow_array_reader/UInt64Array/byte_stream_split encoded, optional, no NULLs                               1.01    151.6±0.47µs        ? ?/sec    1.00    150.2±0.89µs        ? ?/sec
arrow_array_reader/UInt64Array/dictionary encoded, mandatory, no NULLs                                     1.00     87.8±0.61µs        ? ?/sec    1.00     87.7±0.58µs        ? ?/sec
arrow_array_reader/UInt64Array/dictionary encoded, optional, half NULLs                                    1.04    165.8±0.62µs        ? ?/sec    1.00    159.5±2.04µs        ? ?/sec
arrow_array_reader/UInt64Array/dictionary encoded, optional, no NULLs                                      1.00     90.9±0.36µs        ? ?/sec    1.00     91.3±1.86µs        ? ?/sec
arrow_array_reader/UInt64Array/plain encoded, mandatory, no NULLs                                          1.00     37.8±0.94µs        ? ?/sec    1.08     41.0±1.61µs        ? ?/sec
arrow_array_reader/UInt64Array/plain encoded, optional, half NULLs                                         1.00    136.0±0.85µs        ? ?/sec    1.00    136.0±1.96µs        ? ?/sec
arrow_array_reader/UInt64Array/plain encoded, optional, no NULLs                                           1.00     44.6±1.66µs        ? ?/sec    1.05     46.7±2.18µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed skip, mandatory, no NULLs                                      1.00     88.1±0.28µs        ? ?/sec    1.04     91.5±1.28µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed skip, optional, half NULLs                                     1.00     95.6±0.31µs        ? ?/sec    1.01     96.7±1.64µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed skip, optional, no NULLs                                       1.00     89.9±0.19µs        ? ?/sec    1.04     93.1±0.42µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed, mandatory, no NULLs                                           1.00    117.4±0.42µs        ? ?/sec    1.02    119.6±0.74µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed, optional, half NULLs                                          1.00    154.3±0.53µs        ? ?/sec    1.01    155.5±1.78µs        ? ?/sec
arrow_array_reader/UInt8Array/binary packed, optional, no NULLs                                            1.00    120.8±0.41µs        ? ?/sec    1.02    123.1±0.93µs        ? ?/sec
arrow_array_reader/UInt8Array/byte_stream_split encoded, mandatory, no NULLs                               1.01     35.0±0.16µs        ? ?/sec    1.00     34.6±0.09µs        ? ?/sec
arrow_array_reader/UInt8Array/byte_stream_split encoded, optional, half NULLs                              1.00    110.0±2.27µs        ? ?/sec    1.00    110.1±0.43µs        ? ?/sec
arrow_array_reader/UInt8Array/byte_stream_split encoded, optional, no NULLs                                1.01     37.9±1.08µs        ? ?/sec    1.00     37.4±0.16µs        ? ?/sec
arrow_array_reader/UInt8Array/dictionary encoded, mandatory, no NULLs                                      1.01    102.3±0.81µs        ? ?/sec    1.00    101.7±0.24µs        ? ?/sec
arrow_array_reader/UInt8Array/dictionary encoded, optional, half NULLs                                     1.00    149.0±0.77µs        ? ?/sec    1.00    148.3±0.28µs        ? ?/sec
arrow_array_reader/UInt8Array/dictionary encoded, optional, no NULLs                                       1.01    106.0±2.50µs        ? ?/sec    1.00    105.1±0.44µs        ? ?/sec
arrow_array_reader/UInt8Array/plain encoded, mandatory, no NULLs                                           1.00     28.8±0.09µs        ? ?/sec    1.00     28.8±0.07µs        ? ?/sec
arrow_array_reader/UInt8Array/plain encoded, optional, half NULLs                                          1.00    107.4±0.66µs        ? ?/sec    1.00    107.9±1.47µs        ? ?/sec
arrow_array_reader/UInt8Array/plain encoded, optional, no NULLs                                            1.01     32.5±0.99µs        ? ?/sec    1.00     32.1±0.13µs        ? ?/sec
arrow_array_reader/struct/Int32Array/plain encoded, mandatory struct, optional data, half NULLs            1.01     96.3±1.55µs        ? ?/sec    1.00     95.7±0.29µs        ? ?/sec
arrow_array_reader/struct/Int32Array/plain encoded, mandatory struct, optional data, no NULLs              1.00     21.3±0.86µs        ? ?/sec    1.00     21.3±0.56µs        ? ?/sec
arrow_array_reader/struct/Int32Array/plain encoded, optional struct, optional data, half NULLs             1.00    217.7±2.63µs        ? ?/sec    1.00    217.6±0.97µs        ? ?/sec
arrow_array_reader/struct/Int32Array/plain encoded, optional struct, optional data, no NULLs               1.00    117.4±1.17µs        ? ?/sec    1.01    118.5±1.02µs        ? ?/sec