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feat: add FFI support for user defined functions #1145

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Merged
merged 5 commits into from
Jul 2, 2025
Merged

feat: add FFI support for user defined functions #1145

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3a11c7c
Intermediate work adding ffi scalar udf
timsaucer Feb 15, 2025
c476e61
Add scalar UDF and example
timsaucer Jun 9, 2025
78a2433
Add aggregate udf via ffi
timsaucer Jun 9, 2025
8ed7a13
Initial commit for window ffi integration
timsaucer Jun 9, 2025
2998f43
Remove unused import
timsaucer Jul 2, 2025
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2 changes: 1 addition & 1 deletion docs/source/contributor-guide/ffi.rst
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Expand Up @@ -176,7 +176,7 @@ By convention the ``datafusion-python`` library expects a Python object that has
``TableProvider`` PyCapsule to have this capsule accessible by calling a function named
``__datafusion_table_provider__``. You can see a complete working example of how to
share a ``TableProvider`` from one python library to DataFusion Python in the
`repository examples folder <https://github.com/apache/datafusion-python/tree/main/examples/ffi-table-provider>`_.
`repository examples folder <https://github.com/apache/datafusion-python/tree/main/examples/datafusion-ffi-example>`_.

This section has been written using ``TableProvider`` as an example. It is the first
extension that has been written using this approach and the most thoroughly implemented.
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