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

OpenJDK 64-Bit Server VM 21.0.6+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Vectorized Parquet:                       Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                 632            657          20          7.9         126.4       1.0X
_metadata.file_path                                 732            747           8          6.8         146.5       0.9X
_metadata.file_name                                 708            723          12          7.1         141.5       0.9X
_metadata.file_size                                 658            672          10          7.6         131.7       1.0X
_metadata.file_block_start                          644            664           7          7.8         128.8       1.0X
_metadata.file_block_length                         658            677          47          7.6         131.6       1.0X
_metadata.file_modification_time                    658            668           7          7.6         131.7       1.0X
_metadata.row_index                                 716            728          16          7.0         143.2       0.9X
_metadata                                           964            979          10          5.2         192.8       0.7X

OpenJDK 64-Bit Server VM 21.0.6+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Parquet-mr:                               Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                2694           2726          25          1.9         538.8       1.0X
_metadata.file_path                                3502           3532          19          1.4         700.3       0.8X
_metadata.file_name                                3503           3528          19          1.4         700.6       0.8X
_metadata.file_size                                3294           3317          16          1.5         658.9       0.8X
_metadata.file_block_start                         3297           3322          13          1.5         659.4       0.8X
_metadata.file_block_length                        3248           3290          31          1.5         649.7       0.8X
_metadata.file_modification_time                   3248           3275          20          1.5         649.5       0.8X
_metadata.row_index                                3564           3590          14          1.4         712.7       0.8X
_metadata                                          4735           4771          30          1.1         947.0       0.6X

OpenJDK 64-Bit Server VM 21.0.6+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
JSON:                                     Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
no metadata columns                                6941           6977          41          0.7        1388.1       1.0X
_metadata.file_path                                7786           7815          18          0.6        1557.3       0.9X
_metadata.file_name                                7771           7808          24          0.6        1554.1       0.9X
_metadata.file_size                                7583           7616          20          0.7        1516.5       0.9X
_metadata.file_block_start                         7574           7599          14          0.7        1514.9       0.9X
_metadata.file_block_length                        7580           7611          18          0.7        1516.1       0.9X
_metadata.file_modification_time                   7590           7608          15          0.7        1518.1       0.9X
_metadata                                          8374           8402          21          0.6        1674.8       0.8X


