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Nested Schema Pruning Benchmark For Parquet
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OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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                                     68             84          11         14.6          68.4       1.0X
Nested column                                        69             76           5         14.5          69.2       1.0X
Nested column in array                              224            229           5          4.5         224.0       0.3X

OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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                                    241            267          25          4.1         241.1       1.0X
Nested column                                       244            258          10          4.1         243.8       1.0X
Nested column in array                              562            583          18          1.8         562.2       0.4X

OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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                                    220            226           3          4.5         220.2       1.0X
Nested column                                       223            230           8          4.5         223.0       1.0X
Nested column in array                              525            530           4          1.9         525.2       0.4X

OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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            221           5          4.6         216.0       1.0X
Nested column                                       242            252           6          4.1         242.0       0.9X
Nested column in array                              561            565           4          1.8         561.1       0.4X

OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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                                     74             84           8         13.5          73.8       1.0X
Nested column                                        79             94          12         12.6          79.4       0.9X
Nested column in array                              263            283          13          3.8         263.3       0.3X

OpenJDK 64-Bit Server VM 17.0.12+7-LTS on Linux 6.5.0-1025-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                                    309            323          11          3.2         309.0       1.0X
Nested column                                       358            367           7          2.8         358.3       0.9X
Nested column in array                              771            793          23          1.3         770.7       0.4X


