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GH-22232: [C++][Python] Introduce optional default_column_type parameter#47663

Merged

AlenkaF merged 16 commits into

apache:mainapache/arrow:mainfrom

vladborovtsov:default-column-typevladborovtsov/apache-arrow:default-column-typeCopy head branch name to clipboard

May 13, 2026

Conversation Commits16 (16)Checks Files changed

Merged

GH-22232: [C++][Python] Introduce optional default_column_type parameter#47663
AlenkaF merged 16 commits into
apache:mainfrom
vladborovtsov:default-column-type

Commits

Commits on May 7, 2026

Introduce optional default_column_type parameter to complement column_types logic;
vladborovtsov
committed
Implemented tests to cover default column type
vladborovtsov
committed
extend test_convert_options test - include. default_column_type
vladborovtsov
committed
test how default_column_type affects schema
vladborovtsov
committed
docs: add examples for default_column_type; add missing reference
vladborovtsov
committed
docs: remove redundant example for default_column_type usage
vladborovtsov
committed
column builder: guard test to ensure default column type won't override inference.
vladborovtsov
committed
simplify reader tests to focus on default_column_type behavior
vladborovtsov
committed
fix codestyle
vladborovtsov
committed
resolve python lint check failure
vladborovtsov
committed
Apply suggestion from @pitrou - better inline comment for default_column_type

vladborovtsov
and
pitrou
committed
Remove default_column_type initialization
vladborovtsov
committed
ensure column remains float64 in all cases as its explicitly typed
vladborovtsov
committed
enhance default_column_type tests
vladborovtsov
committed
add default_column_type to ConvertOptions cdef
vladborovtsov
committed
put default_column_type field into proper place
vladborovtsov
committed

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