Adjusted time related columns to be compatibile with other parquet libraries

[norberttech]

Change Log

Added

Fixed

Changed

• Adjusted time related columns to be compatibile with other parquet libraries

Removed

Deprecated

Security

---

Description

For now, I had to hardcode the time precision for all time-based columns to MICROSECONDS, which is the most precise way of calculating time in PHP.
Depends on demand we can later implement also MILLISECONDS precision but I'm not even sure if there will be any real use cases for it.

[github-actions]

Flow PHP - Benchmarks

^{_{Results of the benchmarks from this PR are compared with the results from 1.x branch.}}

Extractors

+-----------------------+-------------------+------+-----+------------------+-------------------+------------------+
| benchmark             | subject           | revs | its | mem_peak         | mode              | rstdev           |
+-----------------------+-------------------+------+-----+------------------+-------------------+------------------+
| AvroExtractorBench    | bench_extract_10k | 1    | 3   | 44.091mb +0.00%  | 518.794ms +0.62%  | ±2.89% +610.56%  |
| CSVExtractorBench     | bench_extract_10k | 1    | 3   | 13.976mb +0.00%  | 474.947ms +13.10% | ±1.82% +1415.77% |
| JsonExtractorBench    | bench_extract_10k | 1    | 3   | 18.638mb +0.00%  | 872.355ms +3.26%  | ±3.16% +1340.31% |
| ParquetExtractorBench | bench_extract_10k | 1    | 3   | 237.751mb +0.00% | 1.178s +1.14%     | ±0.54% -27.63%   |
| TextExtractorBench    | bench_extract_10k | 1    | 3   | 7.245mb +0.01%   | 25.273ms -0.31%   | ±2.76% +63.93%   |
| XmlExtractorBench     | bench_extract_10k | 1    | 3   | 7.593mb +0.01%   | 757.512ms +1.74%  | ±0.71% -74.77%   |
+-----------------------+-------------------+------+-----+------------------+-------------------+------------------+

Transformers

+-----------------------------+--------------------------+------+-----+-----------------+-----------------+-----------------+
| benchmark                   | subject                  | revs | its | mem_peak        | mode            | rstdev          |
+-----------------------------+--------------------------+------+-----+-----------------+-----------------+-----------------+
| RenameEntryTransformerBench | bench_transform_10k_rows | 1    | 3   | 87.032mb +0.00% | 82.621ms +2.05% | ±1.28% +191.21% |
+-----------------------------+--------------------------+------+-----+-----------------+-----------------+-----------------+

Loaders

+--------------------+----------------+------+-----+------------------+------------------+-----------------+
| benchmark          | subject        | revs | its | mem_peak         | mode             | rstdev          |
+--------------------+----------------+------+-----+------------------+------------------+-----------------+
| AvroLoaderBench    | bench_load_10k | 1    | 3   | 93.195mb +0.00%  | 853.287ms +0.74% | ±2.03% -22.85%  |
| CSVLoaderBench     | bench_load_10k | 1    | 3   | 47.109mb +0.00%  | 81.847ms +0.96%  | ±0.83% +89.70%  |
| JsonLoaderBench    | bench_load_10k | 1    | 3   | 88.543mb +0.00%  | 90.096ms +0.99%  | ±1.81% +141.23% |
| ParquetLoaderBench | bench_load_10k | 1    | 3   | 281.651mb +0.00% | 1.923s +0.78%    | ±0.85% +50.93%  |
| TextLoaderBench    | bench_load_10k | 1    | 3   | 16.530mb +0.00%  | 42.076ms -0.50%  | ±0.25% -84.25%  |
+--------------------+----------------+------+-----+------------------+------------------+-----------------+

Building Blocks

+-------------------------+----------------------------+------+-----+-----------------+------------------+------------------+
| benchmark               | subject                    | revs | its | mem_peak        | mode             | rstdev           |
+-------------------------+----------------------------+------+-----+-----------------+------------------+------------------+
| RowsBench               | bench_chunk_10_on_10k      | 2    | 3   | 60.656mb +0.00% | 5.675ms -3.50%   | ±2.47% -13.31%   |
| RowsBench               | bench_diff_left_1k_on_10k  | 2    | 3   | 80.448mb +0.00% | 212.649ms +0.28% | ±1.69% +3275.86% |
| RowsBench               | bench_diff_right_1k_on_10k | 2    | 3   | 58.974mb +0.00% | 21.698ms +0.92%  | ±1.94% +319.91%  |
| RowsBench               | bench_drop_1k_on_10k       | 2    | 3   | 59.794mb +0.00% | 3.862ms +4.41%   | ±0.84% -66.81%   |
| RowsBench               | bench_drop_right_1k_on_10k | 2    | 3   | 59.794mb +0.00% | 4.034ms +9.30%   | ±2.13% -24.96%   |
| RowsBench               | bench_entries_on_10k       | 2    | 3   | 59.008mb +0.00% | 5.169ms +1.45%   | ±2.30% -21.58%   |
| RowsBench               | bench_filter_on_10k        | 2    | 3   | 59.537mb +0.00% | 27.958ms +0.95%  | ±0.59% +979.95%  |
| RowsBench               | bench_find_on_10k          | 2    | 3   | 59.536mb +0.00% | 27.856ms -4.11%  | ±0.18% -91.08%   |
| RowsBench               | bench_find_one_on_10k      | 10   | 3   | 57.608mb +0.00% | 2.800μs +3.70%   | ±2.92% -3.57%    |
| RowsBench               | bench_first_on_10k         | 10   | 3   | 57.608mb +0.00% | 0.500μs 0.00%    | ±0.00% 0.00%     |
| RowsBench               | bench_flat_map_on_1k       | 2    | 3   | 65.841mb +0.00% | 17.283ms +2.27%  | ±0.44% -77.20%   |
| RowsBench               | bench_map_on_10k           | 2    | 3   | 91.361mb +0.00% | 73.763ms +1.70%  | ±3.45% +2070.16% |
| RowsBench               | bench_merge_1k_on_10k      | 2    | 3   | 60.057mb +0.00% | 4.549ms +8.71%   | ±2.77% +93.98%   |
| RowsBench               | bench_partition_by_on_10k  | 2    | 3   | 62.327mb +0.00% | 57.381ms +0.88%  | ±0.21% -12.51%   |
| RowsBench               | bench_remove_on_10k        | 2    | 3   | 62.158mb +0.00% | 10.502ms +2.29%  | ±3.29% -8.13%    |
| RowsBench               | bench_sort_asc_on_1k       | 2    | 3   | 57.608mb +0.00% | 61.990ms +0.16%  | ±0.27% -3.50%    |
| RowsBench               | bench_sort_by_on_1k        | 2    | 3   | 57.608mb +0.00% | 61.673ms -0.35%  | ±0.15% -45.71%   |
| RowsBench               | bench_sort_desc_on_1k      | 2    | 3   | 57.608mb +0.00% | 62.265ms -0.63%  | ±0.62% -78.67%   |
| RowsBench               | bench_sort_entries_on_1k   | 2    | 3   | 59.882mb +0.00% | 11.582ms +2.24%  | ±1.74% +1336.41% |
| RowsBench               | bench_sort_on_1k           | 2    | 3   | 57.607mb +0.00% | 46.236ms +0.85%  | ±0.34% -29.90%   |
| RowsBench               | bench_take_1k_on_10k       | 10   | 3   | 57.608mb +0.00% | 25.766μs -0.98%  | ±0.80% +21.36%   |
| RowsBench               | bench_take_right_1k_on_10k | 10   | 3   | 57.608mb +0.00% | 32.179μs +0.44%  | ±0.39% -56.86%   |
| RowsBench               | bench_unique_on_1k         | 2    | 3   | 80.449mb +0.00% | 216.607ms +1.24% | ±3.27% +6566.41% |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 91.722mb +0.01% | 175.104ms +0.86% | ±0.34% +507.10%  |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 47.592mb +0.02% | 89.444ms +0.46%  | ±0.29% -22.44%   |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 12.389mb +0.00% | 21.508ms +1.75%  | ±0.27% -58.10%   |
+-------------------------+----------------------------+------+-----+-----------------+------------------+------------------+