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Nested Schema Pruning Benchmark For ORC v1
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OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                     46             54           8         21.8          45.9       1.0X
Nested column                                        49             55           5         20.2          49.5       0.9X
Nested column in array                              152            157           7          6.6         151.6       0.3X

OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                    243            257          21          4.1         243.3       1.0X
Nested column                                       238            263          15          4.2         238.3       1.0X
Nested column in array                              508            531          18          2.0         507.9       0.5X

OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                    218            226           7          4.6         217.7       1.0X
Nested column                                       222            227           3          4.5         221.6       1.0X
Nested column in array                              471            479           6          2.1         471.2       0.5X

OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                    216            223           3          4.6         215.9       1.0X
Nested column                                       242            248          11          4.1         242.0       0.9X
Nested column in array                              508            517          17          2.0         508.1       0.4X

OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                     56             73          13         17.7          56.5       1.0X
Nested column                                        68             82          17         14.8          67.6       0.8X
Nested column in array                              216            226           9          4.6         216.3       0.3X

OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-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                                    307            344          41          3.3         306.7       1.0X
Nested column                                       361            401          28          2.8         361.3       0.8X
Nested column in array                              771            793          15          1.3         771.2       0.4X


