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@kazantsev-maksim kazantsev-maksim commented Jan 6, 2026

Which issue does this PR close?

  • N/A

Rationale for this change

Added an experimental implementation of native CSV file reading (currently only for DataSourceV2 version)

Required improvements:

  1. Conduct more benchmark tests
  2. Try to implement the idea from - Implement native parsing of CSV files #882
  3. Test reading files from S3/HDFS (currently only tested on local files)

Results of simple benchmark test (1 iteration): native_csv_read.txt

How are these changes tested?

  1. Added new unit test
  2. Added simple benchmark test

@kazantsev-maksim kazantsev-maksim marked this pull request as draft January 6, 2026 15:38
@comphead
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comphead commented Jan 6, 2026

nice, would love to see benches )

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2 participants