feat: support Series.dot on a DataFrame input
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Genesis929
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Nov 27, 2023
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TrevorBergeron
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Nov 28, 2023
bigframes/series.py
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| return Series( | ||
| [ | ||
| pandas.NA if other[col].isna().any() else (self * other[col]).sum() | ||
| for col in other.columns | ||
| ], | ||
| index=other.columns, | ||
| name=self.name, | ||
| ) |
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This will perform several queries, as each aggregate .any() operation initiates a query. I think we can do this more efficiently.
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Sent an optimization, PTAL. It doesn't apply to multi-index yet due to b/313747368, left a TODO.
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in the latest version only the multi-level columns operand implementation is inefficient (which should be a less common use case). Hope we can accept it for now.
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Fixes internal issue 312559139 🦕