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Nested Schema Pruning Benchmark For Parquet
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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                                     67             88          13         14.9          67.1       1.0X
Nested column                                        67             75           6         14.9          67.3       1.0X
Nested column in array                              224            231           3          4.5         224.4       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
Limiting:                                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    245            268          30          4.1         244.9       1.0X
Nested column                                       244            258           9          4.1         244.0       1.0X
Nested column in array                              551            582          14          1.8         551.4       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
Repartitioning:                           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    215            220           4          4.7         214.6       1.0X
Nested column                                       218            226           6          4.6         217.8       1.0X
Nested column in array                              511            516           5          2.0         511.2       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
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                                    211            218           6          4.7         211.0       1.0X
Nested column                                       237            244           9          4.2         237.1       0.9X
Nested column in array                              545            553           4          1.8         545.3       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                                     77             87           8         12.9          77.5       1.0X
Nested column                                        86             96          10         11.6          85.9       0.9X
Nested column in array                              260            283          13          3.8         259.9       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                                    302            311           9          3.3         301.6       1.0X
Nested column                                       348            354           5          2.9         348.1       0.9X
Nested column in array                              754            775          21          1.3         754.5       0.4X


