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GH-55446: [C++] Respect URI encoding in filename and directory partitioning when writing datasets - #55423

Merged

pitrou merged 13 commits into

apache:mainfrom

adamreeve:directory-partition-escape

Nov 10, 2026

Merged

GH-55446: [C++] Respect URI encoding in filename and directory partitioning when writing datasets#55423
pitrou merged 13 commits into
apache:mainfrom
adamreeve:directory-partition-escape

Commits on Nov 9, 2026
- Use the segment_encoding option when writing a directory-partitioned dataset
  adamreeve
  committed
  99c3c15
- Add test cases for filename partitioning
  adamreeve
  committed
  2cd88cf
- Handle values containing "_" with filename partitioning
  adamreeve
  committed
  c5145e2
- Reject paths with backslash too, and with a trailing "."
  adamreeve
  committed
  ab2113f
- Fix inconsistent error messages
  adamreeve
  committed
  c4c8966
- Simplify handling of the filename separator
  adamreeve
  committed
  a676fbf
- Allow trailing space or period
  adamreeve
  committed
  c85f7e7
- Disallow empty values with directory and filename partitioning
  adamreeve
  committed
  db4e2e8
- Document and test handling of values starting with "." or "_"
  adamreeve
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  5ff121f
- Update expected results in Python tests
  adamreeve
  committed
  749c7ef
- Update Python docs on dataset and filename partitioning
  adamreeve
  committed
  c3959a6
- Remove confusing string reserve
  adamreeve
  committed
  a14ba14
- Improve doc comment wording for escape_filename_separator
  adamreeve
  committed
  f1d8404