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BUG: Nullable _get_common_dtype match non-nullable behavior #46379

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Whatsnew
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jbrockmendel committed Mar 16, 2022
commit f82c9bafd12f28d497556613f0cf0ecbdcfba8e6
1 change: 1 addition & 0 deletions doc/source/whatsnew/v1.5.0.rst
Original file line number Diff line number Diff line change
Expand Up @@ -462,6 +462,7 @@ Reshaping
- Bug in :func:`concat` between a :class:`Series` with integer dtype and another with :class:`CategoricalDtype` with integer categories and containing ``NaN`` values casting to object dtype instead of ``float64`` (:issue:`45359`)
- Bug in :func:`get_dummies` that selected object and categorical dtypes but not string (:issue:`44965`)
- Bug in :meth:`DataFrame.align` when aligning a :class:`MultiIndex` to a :class:`Series` with another :class:`MultiIndex` (:issue:`46001`)
- Bug in concanenation with ``IntegerDtype``, or ``FloatingDtype`` arrays where the resulting dtype did not mirror the behavior of the non-nullable dtypes (:issue:`46379`)
-

Sparse
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