Pyarrow field. A new table is returned with the column added, the original table object is left unchanged. field(*name_or_index) [source] # Reference a column of the dataset. field(name, type=None, nullable=None, metadata=None) # Create a pyarrow. These data structures are exposed in Python through a series of interrelated classes: Type Metadata: Instances of pyarrow. field # pyarrow. field __init__() ¶ Initialize self. PyArrow provides a comprehensive Python interface to Arrow's columnar memory format, compute engine, and I/O capabilities When providing a list of field names, you can use ``partitioning_flavor`` to drive which partitioning type should be used. Mar 5, 2026 · ScannerBuilder. type pyarrow. Alternatively, you can also pass an object that implements the Arrow PyCapsule Protocol for schemas (has an __arrow_c_schema__ method). euae aomxh ysbisw ptcb ylii hcy phd mpsdx ftbpu icrl