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Nested Schema Pruning Benchmark For ORC v2
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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                                     80            103          13         12.5          79.8       1.0X
Nested column                                        70             81           9         14.3          69.9       1.1X
Nested column in array                              183            193           6          5.5         182.6       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
Limiting:                                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    269            283          10          3.7         268.9       1.0X
Nested column                                       259            282          16          3.9         259.4       1.0X
Nested column in array                              567            581          15          1.8         567.0       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                                    242            247           5          4.1         242.0       1.0X
Nested column                                       245            254           7          4.1         245.0       1.0X
Nested column in array                              517            523           4          1.9         516.9       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 by exprs:                  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    234            246          10          4.3         234.2       1.0X
Nested column                                       259            270           7          3.9         258.7       0.9X
Nested column in array                              547            559           9          1.8         546.8       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                                     78             89          16         12.8          78.0       1.0X
Nested column                                        86             96           8         11.6          86.0       0.9X
Nested column in array                              225            263          18          4.4         224.8       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                                    344            359          10          2.9         344.1       1.0X
Nested column                                       385            409          14          2.6         384.6       0.9X
Nested column in array                              769            781          10          1.3         768.9       0.4X


