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#49 Implement Python native write with PyArrow #51

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#49 Implement Python native write with PyArrow #51

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@chenghuichen chenghuichen commented Jun 23, 2025 •
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Purpose
Linked issue: close #49

Tests

  • pypaimon/pynative/tests/test_append_only_reader.py
  • pypaimon/pynative/tests/test_primary_key_reader.py
  • pypaimon/pynative/tests/test_native_write_and_read.py

API and Format
WIP

Documentation
WIP

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chenghuichen commented Jul 13, 2025 •
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Key To-Do Items:

  • Implement end-to-end filtering from the read plan phase to the format reader phase to avoid performance lost in cases with predicates.
  • Optimize the raw performance of the MergeReader.
  • Complete the manifest details for the writer commit phase.

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Performance Improvement: Replace Py4J-based Implementation with Native PyArrow
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