================================================================================================
Metadata Struct Benchmark
================================================================================================

OpenJDK 64-Bit Server VM 25.0.4+7-LTS on Linux 6.17.0-1020-azure
AMD EPYC 9V74 80-Core Processor
Vectorized Parquet:                       Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                 649            672          20          7.7         129.9       1.0X
_metadata.file_path                                 743            758          11          6.7         148.6       0.9X
_metadata.file_name                                 715            751          10          7.0         142.9       0.9X
_metadata.file_size                                 648            673          13          7.7         129.7       1.0X
_metadata.file_block_start                          645            670           8          7.8         129.0       1.0X
_metadata.file_block_length                         642            667           8          7.8         128.4       1.0X
_metadata.file_modification_time                    620            632          12          8.1         124.0       1.0X
_metadata.row_index                                 715            727           7          7.0         143.1       0.9X
_metadata                                           955            967          14          5.2         190.9       0.7X

OpenJDK 64-Bit Server VM 25.0.4+7-LTS on Linux 6.17.0-1020-azure
AMD EPYC 9V74 80-Core Processor
Parquet-mr:                               Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                2896           2940          17          1.7         579.1       1.0X
_metadata.file_path                                3471           3528          22          1.4         694.3       0.8X
_metadata.file_name                                3445           3514          47          1.5         689.0       0.8X
_metadata.file_size                                3461           3500          22          1.4         692.1       0.8X
_metadata.file_block_start                         3400           3451          31          1.5         679.9       0.9X
_metadata.file_block_length                        3457           3499          22          1.4         691.5       0.8X
_metadata.file_modification_time                   3460           3493          18          1.4         692.0       0.8X
_metadata.row_index                                3632           3684          43          1.4         726.4       0.8X
_metadata                                          4707           4740          27          1.1         941.5       0.6X

OpenJDK 64-Bit Server VM 25.0.4+7-LTS on Linux 6.17.0-1020-azure
AMD EPYC 9V74 80-Core Processor
JSON:                                     Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                6838           6871          31          0.7        1367.7       1.0X
_metadata.file_path                                7919           7953          35          0.6        1583.7       0.9X
_metadata.file_name                                7949           7966          10          0.6        1589.8       0.9X
_metadata.file_size                                7751           7772          18          0.6        1550.1       0.9X
_metadata.file_block_start                         7712           7733          10          0.6        1542.3       0.9X
_metadata.file_block_length                        7723           7747          16          0.6        1544.6       0.9X
_metadata.file_modification_time                   7723           7739           8          0.6        1544.6       0.9X
_metadata                                          8608           8629          14          0.6        1721.5       0.8X


