FEAT: Support for Apache Arrow in Bulk Copy API#665

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Commits on Jul 8, 2026

GH-570: Add Cursor.bulkcopy_arrow for native Arrow bulk copy
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Commits on Jul 14, 2026

Merge remote-tracking branch 'origin/main' into saumya/gh-570
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fix: make bulkcopy_arrow batch_size/timeout positional-or-keyword (design D13)
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Commits on Jul 17, 2026

test: rename mislabeled Arrow column-mapping test to reflect positional (List[str]) semantics
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fix(bulkcopy): correct Arrow-steering message (tuples/Row, add __arrow_c_array__); use non-localhost host in unit-test conn strings
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bench: extensive bulkcopy vs bulkcopy_arrow benchmark (profiles, stats, memory, MB/s, CSV)
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