User-defined metadata

\brief Return the number of columns in the table

Whether or not zeros with differing signs are considered equal.

Optional stop of list slicing. If set to nil, then slice to end. @since 23.0.0

\brief Indicate if fields are equals. \param[in] target ArrayData to be converted and tested \param[in] expected result ArrayData

Validate the batch, accounting for the -validate_decimals , -validate_date64, and -validate_times flags

\brief Returns the type's fixed bit width, if any. Returns -1 for non-fixed-width types, and should only be used for subclasses of FixedWidthType

children apply only to nested data types like Struct, List and Union. For primitive types children will have length 0.

\brief EXPERIMENTAL: Write binary serialized Arrow schema to the file, to enable certain read options (like "read_dictionary") to be set automatically

Write RecordBatch to the Parquet file. Parameters ---------- batch : RecordBatch row_group_size : int, defau

\brief Match any input (array, scalar of any type)

@overload find_field(index) @param index [Integer] The index of the field to be found. @return [Arrow::Array, nil] The `index`-th field or `nil` for o

\brief Check for a floating point type \param[in] type_id the type-id to check \return whether type-id is a floating point type one

Write a pandas.DataFrame to Feather format. Parameters ---------- df : pandas.DataFrame or pyarrow.Table Data to write out a