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Nested Schema Pruning Benchmark For ORC v2
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OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                     69             84          11         14.5          68.9       1.0X
Nested column                                        59             67           5         16.8          59.5       1.2X
Nested column in array                              167            171           4          6.0         166.6       0.4X

OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                    233            259          20          4.3         233.1       1.0X
Nested column                                       235            248           9          4.2         235.5       1.0X
Nested column in array                              493            511          12          2.0         493.0       0.5X

OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                    207            214           6          4.8         206.7       1.0X
Nested column                                       210            218           7          4.8         210.5       1.0X
Nested column in array                              445            452           4          2.2         445.1       0.5X

OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                    203            207           3          4.9         203.4       1.0X
Nested column                                       229            236           6          4.4         228.5       0.9X
Nested column in array                              479            487           6          2.1         479.2       0.4X

OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                     69             79           7         14.4          69.3       1.0X
Nested column                                        76             89          10         13.2          75.7       0.9X
Nested column in array                              199            218          16          5.0         199.0       0.3X

OpenJDK 64-Bit Server VM 17.0.16+8-LTS on Linux 6.11.0-1018-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                                    290            300           7          3.5         289.8       1.0X
Nested column                                       347            352           5          2.9         346.9       0.8X
Nested column in array                              691            704          13          1.4         691.5       0.4X


