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Nested Schema Pruning Benchmark For ORC v1
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OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
Selection:                                Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                     66             81          12         15.2          65.8       1.0X
Nested column                                        63             70           8         15.9          62.8       1.0X
Nested column in array                              168            172           3          5.9         168.1       0.4X

OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
Limiting:                                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    354            367          11          2.8         353.9       1.0X
Nested column                                       351            368          10          2.8         351.1       1.0X
Nested column in array                              687            704          13          1.5         687.1       0.5X

OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
Repartitioning:                           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    324            332           4          3.1         324.1       1.0X
Nested column                                       329            333           3          3.0         328.5       1.0X
Nested column in array                              623            632           7          1.6         622.8       0.5X

OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
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                                    322            327           4          3.1         322.5       1.0X
Nested column                                       349            356           5          2.9         348.8       0.9X
Nested column in array                              662            676          10          1.5         662.0       0.5X

OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
Sample:                                   Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                     75             87           9         13.3          75.1       1.0X
Nested column                                        81             90           7         12.3          81.2       0.9X
Nested column in array                              209            236          16          4.8         208.7       0.4X

OpenJDK 64-Bit Server VM 17.0.18+8-LTS on Linux 6.14.0-1017-azure
Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
Sorting:                                  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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Top-level column                                    443            451           5          2.3         443.4       1.0X
Nested column                                       498            503           5          2.0         497.9       0.9X
Nested column in array                              935            956          15          1.1         934.8       0.5X


