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Title: docs: Clarify first_value usage in select vs aggregate by AdMub · Pull Request #1348 · apache/datafusion-python · GitHub

Open Graph Title: docs: Clarify first_value usage in select vs aggregate by AdMub · Pull Request #1348 · apache/datafusion-python

X Title: docs: Clarify first_value usage in select vs aggregate by AdMub · Pull Request #1348 · apache/datafusion-python

Description: I investigated Issue #1300 and confirmed that the crash occurs because first_value (an aggregate function) is used inside .select(), which is not supported by the physical planner. This PR updates ...

Open Graph Description: I investigated Issue #1300 and confirmed that the crash occurs because first_value (an aggregate function) is used inside .select(), which is not supported by the physical planner. This PR updates ...

X Description: I investigated Issue #1300 and confirmed that the crash occurs because first_value (an aggregate function) is used inside .select(), which is not supported by the physical planner. This PR updates ...

Opengraph URL: https://github.com/apache/datafusion-python/pull/1348

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og:image:altI investigated Issue #1300 and confirmed that the crash occurs because first_value (an aggregate function) is used inside .select(), which is not supported by the physical planner. This PR updates ...
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Jan 22, 2026https://github.com/apache/datafusion-python/pull/1348#issue-3841422530
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first_value doesn't work when applied to window function output https://github.com/apache/datafusion-python/issues/1300
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