Fixed schema inferring when first rows are null

[norberttech]

Change Log

Added

Fixed

• Fixed schema inferring when first rows are null

Changed

Removed

Deprecated

Security

---

Description

[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          |
+-----------------------+-------------------+------+-----+------------------+------------------+-----------------+
| CSVExtractorBench     | bench_extract_10k | 1    | 3   | 4.700mb +0.15%   | 514.353ms +0.15% | ±0.24% -61.44%  |
| JsonExtractorBench    | bench_extract_10k | 1    | 3   | 4.803mb +0.15%   | 1.091s -0.70%    | ±1.26% +173.90% |
| ParquetExtractorBench | bench_extract_10k | 1    | 3   | 102.512mb +0.02% | 966.259ms +2.11% | ±0.69% -24.29%  |
| TextExtractorBench    | bench_extract_10k | 1    | 3   | 4.429mb +0.16%   | 33.125ms +0.59%  | ±0.33% -64.40%  |
| XmlExtractorBench     | bench_extract_10k | 1    | 3   | 4.410mb +0.07%   | 669.177ms +1.01% | ±1.44% -4.01%   |
+-----------------------+-------------------+------+-----+------------------+------------------+-----------------+

Transformers

+-----------------------------+--------------------------+------+-----+------------------+-----------------+----------------+
| benchmark                   | subject                  | revs | its | mem_peak         | mode            | rstdev         |
+-----------------------------+--------------------------+------+-----+------------------+-----------------+----------------+
| RenameEntryTransformerBench | bench_transform_10k_rows | 1    | 3   | 116.705mb +0.75% | 63.239ms +6.90% | ±1.42% -12.79% |
+-----------------------------+--------------------------+------+-----+------------------+-----------------+----------------+

Loaders

+--------------------+----------------+------+-----+------------------+------------------+-----------------+
| benchmark          | subject        | revs | its | mem_peak         | mode             | rstdev          |
+--------------------+----------------+------+-----+------------------+------------------+-----------------+
| CSVLoaderBench     | bench_load_10k | 1    | 3   | 54.896mb +1.47%  | 112.743ms +3.36% | ±0.90% +146.71% |
| JsonLoaderBench    | bench_load_10k | 1    | 3   | 90.423mb +0.54%  | 103.694ms -0.58% | ±1.08% +161.86% |
| ParquetLoaderBench | bench_load_10k | 1    | 3   | 255.381mb +0.13% | 21.553s -0.58%   | ±0.10% -90.99%  |
| TextLoaderBench    | bench_load_10k | 1    | 3   | 17.618mb +0.95%  | 44.332ms -0.42%  | ±0.27% -65.95%  |
+--------------------+----------------+------+-----+------------------+------------------+-----------------+

Building Blocks

+-------------------------+----------------------------+------+-----+------------------+------------------+-----------------+
| benchmark               | subject                    | revs | its | mem_peak         | mode             | rstdev          |
+-------------------------+----------------------------+------+-----+------------------+------------------+-----------------+
| RowsBench               | bench_chunk_10_on_10k      | 2    | 3   | 87.518mb +1.01%  | 3.173ms -13.28%  | ±1.76% -25.49%  |
| RowsBench               | bench_diff_left_1k_on_10k  | 2    | 3   | 103.055mb +0.86% | 203.631ms +6.75% | ±1.09% +316.90% |
| RowsBench               | bench_diff_right_1k_on_10k | 2    | 3   | 85.775mb +1.03%  | 19.769ms +2.58%  | ±1.73% +108.11% |
| RowsBench               | bench_drop_1k_on_10k       | 2    | 3   | 88.758mb +1.00%  | 1.637ms -11.59%  | ±2.37% +18.48%  |
| RowsBench               | bench_drop_right_1k_on_10k | 2    | 3   | 88.758mb +1.00%  | 1.582ms -13.12%  | ±1.36% -55.22%  |
| RowsBench               | bench_entries_on_10k       | 2    | 3   | 85.870mb +1.03%  | 2.612ms -8.21%   | ±0.97% -60.27%  |
| RowsBench               | bench_filter_on_10k        | 2    | 3   | 86.399mb +1.03%  | 14.599ms -8.93%  | ±1.05% -35.19%  |
| RowsBench               | bench_find_on_10k          | 2    | 3   | 86.399mb +1.03%  | 14.544ms -10.09% | ±1.04% -34.17%  |
| RowsBench               | bench_find_one_on_10k      | 10   | 3   | 84.303mb +1.05%  | 1.694μs -5.57%   | ±2.83% +6.00%   |
| RowsBench               | bench_first_on_10k         | 10   | 3   | 84.303mb +1.05%  | 0.200μs -33.33%  | ±0.00% +0.00%   |
| RowsBench               | bench_flat_map_on_1k       | 2    | 3   | 93.653mb +1.12%  | 12.602ms +1.58%  | ±0.59% -81.30%  |
| RowsBench               | bench_map_on_10k           | 2    | 3   | 123.024mb +0.72% | 62.705ms +2.95%  | ±2.70% +235.64% |
| RowsBench               | bench_merge_1k_on_10k      | 2    | 3   | 86.918mb +1.02%  | 1.281ms -14.04%  | ±3.45% +17.46%  |
| RowsBench               | bench_partition_by_on_10k  | 2    | 3   | 90.208mb +0.98%  | 58.838ms -4.49%  | ±1.84% +54.74%  |
| RowsBench               | bench_remove_on_10k        | 2    | 3   | 89.020mb +1.00%  | 3.995ms -8.90%   | ±2.33% +85.52%  |
| RowsBench               | bench_sort_asc_on_1k       | 2    | 3   | 84.386mb +1.05%  | 46.493ms +19.04% | ±1.59% +21.05%  |
| RowsBench               | bench_sort_by_on_1k        | 2    | 3   | 84.387mb +1.05%  | 39.571ms -0.51%  | ±1.05% +60.26%  |
| RowsBench               | bench_sort_desc_on_1k      | 2    | 3   | 84.386mb +1.05%  | 42.415ms +6.51%  | ±0.41% -19.32%  |
| RowsBench               | bench_sort_entries_on_1k   | 2    | 3   | 86.744mb +1.02%  | 7.349ms +0.06%   | ±1.22% -38.62%  |
| RowsBench               | bench_sort_on_1k           | 2    | 3   | 84.303mb +1.05%  | 28.867ms +1.24%  | ±0.37% -67.78%  |
| RowsBench               | bench_take_1k_on_10k       | 10   | 3   | 84.303mb +1.05%  | 13.480μs -2.36%  | ±1.25% +267.64% |
| RowsBench               | bench_take_right_1k_on_10k | 10   | 3   | 84.303mb +1.05%  | 16.121μs +1.60%  | ±0.78% -39.81%  |
| RowsBench               | bench_unique_on_1k         | 2    | 3   | 103.057mb +0.86% | 196.915ms -0.02% | ±0.22% -76.51%  |
| TypeDetectorBench       | bench_type_detector        | 1    | 3   | 53.305mb +0.01%  | 392.352ms -0.13% | ±0.95% -55.45%  |
| TypeDetectorBench       | bench_type_detector        | 1    | 3   | 13.571mb +0.02%  | 80.683ms -0.09%  | ±0.78% +8.55%   |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 107.543mb +0.45% | 489.784ms +1.90% | ±1.04% +86.13%  |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 55.901mb +0.44%  | 244.478ms +1.50% | ±2.29% +169.82% |
| NativeEntryFactoryBench | bench_entry_factory        | 1    | 3   | 14.739mb +0.37%  | 52.720ms -0.09%  | ±1.32% -42.41%  |
+-------------------------+----------------------------+------+-----+------------------+------------------+-----------------+