fix(groupby): preserve grouped-dim position in groupby-sum#860

Merged

FabianHofmann merged 9 commits into

fix/groupby-preserve-dim-order

Jul 21, 2026

Commits on Jul 21, 2026

test: pin groupby-sum to preserve grouped-dim position (xfail)
FabianHofmann
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fix(groupby): preserve grouped-dim position in groupby-sum
FabianHofmann
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot]
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refactor(groupby): fold insertion flag into new_dims sentinel
FabianHofmann
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perf(groupby): make reordered terms C-contiguous to keep export cheap
FabianHofmann
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perf(groupby): scatter into target axis order in one contiguous alloc
FabianHofmann
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot]
committed
perf(groupby): sum const before term scatters to restore peak-memory parity

FBumann
and
claude
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fix(groupby): keep dim position when the grouper reuses the grouped dim's name

FBumann
and
claude
committed