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Current working branch #1157

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bcc8566
Exposing FFI to python
renato2099 Jun 1, 2025
987b6c7
Intermediate work adding ffi scalar udf
timsaucer Feb 15, 2025
39b5971
Add default in memory options for adding schema and catalogs
timsaucer Jun 18, 2025
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19 changes: 19 additions & 0 deletions Cargo.lock
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2 changes: 2 additions & 0 deletions Cargo.toml
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Expand Up @@ -37,6 +37,7 @@ substrait = ["dep:datafusion-substrait"]
tokio = { version = "1.45", features = ["macros", "rt", "rt-multi-thread", "sync"] }
pyo3 = { version = "0.24", features = ["extension-module", "abi3", "abi3-py39"] }
pyo3-async-runtimes = { version = "0.24", features = ["tokio-runtime"]}
pyo3-log = "0.12.4"
arrow = { version = "55.1.0", features = ["pyarrow"] }
datafusion = { version = "48.0.0", features = ["avro", "unicode_expressions"] }
datafusion-substrait = { version = "48.0.0", optional = true }
Expand All @@ -49,6 +50,7 @@ async-trait = "0.1.88"
futures = "0.3"
object_store = { version = "0.12.1", features = ["aws", "gcp", "azure", "http"] }
url = "2"
log = "0.4.27"

[build-dependencies]
prost-types = "0.13.1" # keep in line with `datafusion-substrait`
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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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