Improve reading of headers in the CSVExtractor
#1664
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CSVExtractor
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Flow PHP - BenchmarksResults 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 | 4.775mb +0.02% | 591.057ms -2.29% | ±0.93% +216.60% |
| ExcelExtractorBench | bench_extract_10k_ods | 1 | 3 | 65.486mb +0.00% | 1.052s -0.14% | ±0.95% -9.98% |
| ExcelExtractorBench | bench_extract_10k_xlsx | 1 | 3 | 67.532mb +0.00% | 1.694s -0.23% | ±2.28% +131.96% |
| JsonExtractorBench | bench_extract_10k | 1 | 3 | 5.018mb +0.00% | 1.280s +0.47% | ±0.60% +100.89% |
| ParquetExtractorBench | bench_extract_10k | 1 | 3 | 86.321mb +0.00% | 941.025ms +2.98% | ±0.65% +115.97% |
| TextExtractorBench | bench_extract_10k | 1 | 3 | 4.499mb +0.01% | 38.590ms -1.28% | ±0.76% +141.71% |
| XmlExtractorBench | bench_extract_10k | 1 | 3 | 4.494mb +0.01% | 603.226ms +0.19% | ±0.16% -69.81% |
+-----------------------+------------------------+------+-----+-----------------+------------------+-----------------+
Transformers+---------------------------------+--------------------------+------+-----+------------------+-----------------+-----------------+
| benchmark | subject | revs | its | mem_peak | mode | rstdev |
+---------------------------------+--------------------------+------+-----+------------------+-----------------+-----------------+
| RenameEntryTransformerBench | bench_transform_10k_rows | 1 | 3 | 123.236mb +0.00% | 67.288ms +1.46% | ±0.26% -76.99% |
| RenameEachEntryTransformerBench | bench_transform_10k_rows | 1 | 3 | 18.498mb +0.00% | 72.274ms -0.48% | ±0.67% +397.59% |
+---------------------------------+--------------------------+------+-----+------------------+-----------------+-----------------+
Loaders+--------------------+----------------+------+-----+------------------+-----------------+-----------------+
| benchmark | subject | revs | its | mem_peak | mode | rstdev |
+--------------------+----------------+------+-----+------------------+-----------------+-----------------+
| CSVLoaderBench | bench_load_10k | 1 | 3 | 62.435mb +0.00% | 85.563ms -0.48% | ±1.07% +104.86% |
| JsonLoaderBench | bench_load_10k | 1 | 3 | 79.706mb +0.00% | 96.912ms +0.42% | ±0.93% +19.52% |
| ParquetLoaderBench | bench_load_10k | 1 | 3 | 165.387mb +0.00% | 21.084s +1.70% | ±0.90% +110.81% |
| TextLoaderBench | bench_load_10k | 1 | 3 | 17.805mb +0.00% | 31.387ms +0.36% | ±0.91% -42.97% |
+--------------------+----------------+------+-----+------------------+-----------------+-----------------+
Building Blocks+-------------------+----------------------------+------+-----+------------------+------------------+-----------------+
| benchmark | subject | revs | its | mem_peak | mode | rstdev |
+-------------------+----------------------------+------+-----+------------------+------------------+-----------------+
| EntryFactoryBench | bench_entry_factory | 1 | 3 | 101.784mb +0.00% | 644.074ms -0.25% | ±0.58% +323.26% |
| EntryFactoryBench | bench_entry_factory | 1 | 3 | 53.134mb +0.00% | 332.340ms +0.38% | ±2.09% +26.05% |
| EntryFactoryBench | bench_entry_factory | 1 | 3 | 14.384mb +0.00% | 70.150ms -0.02% | ±1.21% +33.59% |
| RowsBench | bench_chunk_10_on_10k | 2 | 3 | 93.389mb +0.00% | 3.945ms +10.66% | ±3.07% +175.19% |
| RowsBench | bench_diff_left_1k_on_10k | 2 | 3 | 110.758mb +0.00% | 236.345ms +0.42% | ±0.12% -86.21% |
| RowsBench | bench_diff_right_1k_on_10k | 2 | 3 | 93.478mb +0.00% | 24.362ms +2.91% | ±1.07% +430.06% |
| RowsBench | bench_drop_1k_on_10k | 2 | 3 | 94.264mb +0.00% | 1.811ms +15.80% | ±2.28% -37.82% |
| RowsBench | bench_drop_right_1k_on_10k | 2 | 3 | 94.264mb +0.00% | 1.904ms +28.47% | ±1.82% -49.10% |
| RowsBench | bench_entries_on_10k | 2 | 3 | 92.424mb +0.00% | 3.715ms +9.42% | ±2.25% +165.97% |
| RowsBench | bench_filter_on_10k | 2 | 3 | 92.953mb +0.00% | 16.336ms +5.62% | ±1.10% -29.28% |
| RowsBench | bench_find_on_10k | 2 | 3 | 92.953mb +0.00% | 16.327ms +6.62% | ±3.34% +163.34% |
| RowsBench | bench_find_one_on_10k | 10 | 3 | 91.642mb +0.00% | 2.006μs +5.92% | ±2.32% -8.20% |
| RowsBench | bench_first_on_10k | 10 | 3 | 91.642mb +0.00% | 0.500μs +25.00% | ±0.00% -100.00% |
| RowsBench | bench_flat_map_on_1k | 2 | 3 | 100.703mb +0.00% | 16.177ms +12.61% | ±2.01% +144.25% |
| RowsBench | bench_map_on_10k | 2 | 3 | 130.130mb +0.00% | 67.699ms +1.12% | ±0.92% +26.34% |
| RowsBench | bench_merge_1k_on_10k | 2 | 3 | 93.473mb +0.00% | 1.827ms +36.55% | ±2.29% +292.36% |
| RowsBench | bench_partition_by_on_10k | 2 | 3 | 96.841mb +0.00% | 64.032ms +3.62% | ±0.37% -53.43% |
| RowsBench | bench_remove_on_10k | 2 | 3 | 94.526mb +0.00% | 4.160ms +18.57% | ±3.36% +125.46% |
| RowsBench | bench_sort_asc_on_1k | 2 | 3 | 92.003mb +0.00% | 41.159ms +2.34% | ±1.18% +11.60% |
| RowsBench | bench_sort_by_on_1k | 2 | 3 | 92.004mb +0.00% | 41.823ms +4.00% | ±0.60% -62.36% |
| RowsBench | bench_sort_desc_on_1k | 2 | 3 | 92.003mb +0.00% | 41.575ms +3.02% | ±0.80% -72.42% |
| RowsBench | bench_sort_entries_on_1k | 2 | 3 | 94.085mb +0.00% | 8.635ms +6.13% | ±2.56% +125.58% |
| RowsBench | bench_sort_on_1k | 2 | 3 | 91.835mb +0.00% | 31.163ms +4.90% | ±3.57% +416.94% |
| RowsBench | bench_take_1k_on_10k | 10 | 3 | 91.642mb +0.00% | 14.734μs +7.21% | ±1.40% -41.13% |
| RowsBench | bench_take_right_1k_on_10k | 10 | 3 | 91.642mb +0.00% | 16.924μs +6.07% | ±1.11% -51.79% |
| RowsBench | bench_unique_on_1k | 2 | 3 | 110.759mb +0.00% | 241.265ms +2.30% | ±0.93% +73.57% |
| TypeDetectorBench | bench_type_detector | 1 | 3 | 42.070mb +0.00% | 426.867ms +1.35% | ±0.83% +86.04% |
| TypeDetectorBench | bench_type_detector | 1 | 3 | 11.448mb +0.00% | 86.169ms +0.85% | ±3.05% +201.69% |
+-------------------+----------------------------+------+-----+------------------+------------------+-----------------+
|
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## 1.x #1664 +/- ##
==========================================
+ Coverage 82.07% 82.08% +0.01%
==========================================
Files 703 703
Lines 19053 19064 +11
==========================================
+ Hits 15637 15649 +12
+ Misses 3416 3415 -1
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norberttech
approved these changes
May 20, 2025
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