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Nested Schema Pruning Benchmark For ORC v2
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OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                     64             76          11         15.6          64.1       1.0X
Nested column                                        57             64           4         17.7          56.6       1.1X
Nested column in array                              160            165           5          6.3         159.6       0.4X

OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                    231            248          15          4.3         230.8       1.0X
Nested column                                       234            251          20          4.3         233.5       1.0X
Nested column in array                              498            523          16          2.0         498.0       0.5X

OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                    203            211           6          4.9         202.5       1.0X
Nested column                                       209            217           4          4.8         209.2       1.0X
Nested column in array                              447            455           6          2.2         446.9       0.5X

OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                    204            206           3          4.9         203.6       1.0X
Nested column                                       225            230           5          4.4         225.2       0.9X
Nested column in array                              482            489           6          2.1         481.8       0.4X

OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                     60             81          10         16.7          60.0       1.0X
Nested column                                        75             89          19         13.3          75.0       0.8X
Nested column in array                              197            236          21          5.1         197.4       0.3X

OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-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                                    295            301           4          3.4         295.1       1.0X
Nested column                                       340            348           7          2.9         339.7       0.9X
Nested column in array                              696            713          15          1.4         696.2       0.4X


