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Match Parquet map key/value by position in nested schema coercion - #25342

Merged

adriangb merged 5 commits into

apache:mainfrom

pydantic:claude/datafusion-pr-25193-review-iwjons

Sep 19, 2026

Merged

Match Parquet map key/value by position in nested schema coercion#25342
adriangb merged 5 commits into
apache:mainfrom
pydantic:claude/datafusion-pr-25193-review-iwjons

Commits on Sep 15, 2026
- Match Parquet map key/value by position in nested schema coercion
  claude
  committed
  409e752
- Change DataType from Utf8View to Utf8 for values
  
  adriangb
  and
  Copilot
  authored
  2a6cbd0
Commits on Sep 16, 2026
- Only allocate coerced fields once something actually changes
  claude
  committed
  adad560
Commits on Sep 17, 2026
- Keep binary map children on the validating cast path
  claude
  committed
  993334b
- Test that struct fields under a map still match by name
  claude
  committed
  6b729aa