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Nested Schema Pruning Benchmark For ORC v1
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OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Selection:                                Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                     67             93          14         14.8          67.4       1.0X
Nested column                                        61             72           8         16.4          60.9       1.1X
Nested column in array                              168            171           3          6.0         167.8       0.4X

OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Limiting:                                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    239            255          16          4.2         239.2       1.0X
Nested column                                       245            267          16          4.1         245.1       1.0X
Nested column in array                              539            562          20          1.9         539.0       0.4X

OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Repartitioning:                           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    215            229          11          4.7         214.7       1.0X
Nested column                                       225            239          11          4.4         224.7       1.0X
Nested column in array                              481            488           5          2.1         480.8       0.4X

OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Repartitioning by exprs:                  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    212            226          10          4.7         212.2       1.0X
Nested column                                       234            248           8          4.3         234.2       0.9X
Nested column in array                              512            521           7          2.0         512.4       0.4X

OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Sample:                                   Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                     67             82          13         14.9          66.9       1.0X
Nested column                                        75             91          13         13.4          74.8       0.9X
Nested column in array                              215            240          24          4.6         215.2       0.3X

OpenJDK 64-Bit Server VM 21.0.8+9-LTS on Linux 6.11.0-1018-azure
AMD EPYC 7763 64-Core Processor
Sorting:                                  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    297            314          16          3.4         297.1       1.0X
Nested column                                       341            351          14          2.9         341.5       0.9X
Nested column in array                              714            729          19          1.4         714.4       0.4X


