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Nested Schema Pruning Benchmark For ORC v1
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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                                     63             74          12         15.9          62.8       1.0X
Nested column                                        61             69           5         16.5          60.6       1.0X
Nested column in array                              168            174           6          6.0         167.7       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            249          14          4.3         231.3       1.0X
Nested column                                       232            246           9          4.3         232.5       1.0X
Nested column in array                              502            518          14          2.0         502.2       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                                    205            211           5          4.9         205.3       1.0X
Nested column                                       210            217           5          4.8         210.0       1.0X
Nested column in array                              451            457           3          2.2         450.8       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                                    202            209           5          4.9         202.4       1.0X
Nested column                                       226            232           5          4.4         226.5       0.9X
Nested column in array                              482            488           4          2.1         481.6       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
Sample:                                   Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                     67             77           7         14.9          67.3       1.0X
Nested column                                        74             88           8         13.4          74.5       0.9X
Nested column in array                              202            236          18          5.0         202.0       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                                    293            301           6          3.4         293.4       1.0X
Nested column                                       342            351           8          2.9         342.4       0.9X
Nested column in array                              744            766          23          1.3         744.4       0.4X


