pyarrow.parquet.ColumnSchema

class pyarrow.parquet.ColumnSchema

Bases: pyarrow.lib._Weakrefable

Schema for a single column.

__init__(*args, **kwargs)

Methods

__init__(*args, **kwargs)
equals(self, ColumnSchema other)	Return whether the two column schemas are equal.

Attributes

converted_type	Legacy converted type (str or None).
length	Array length if fixed length byte array type, None otherwise (int or None).
logical_type	Logical type of column (ParquetLogicalType).
max_definition_level	Maximum definition level (int).
max_repetition_level	Maximum repetition level (int).
name	Name of field (str).
path	Nested path to field, separated by periods (str).
physical_type	Name of physical type (str).
precision	Precision if decimal type, None otherwise (int or None).
scale	Scale if decimal type, None otherwise (int or None).

converted_type

Legacy converted type (str or None).

equals(self, ColumnSchema other)

Return whether the two column schemas are equal.

Parameters

otherColumnSchema

Schema to compare against.

Returns

are_equalbool

length

Array length if fixed length byte array type, None otherwise (int or None).

logical_type

Logical type of column (ParquetLogicalType).

max_definition_level

Maximum definition level (int).

max_repetition_level

Maximum repetition level (int).

name

Name of field (str).

path

Nested path to field, separated by periods (str).

physical_type

Name of physical type (str).

precision

Precision if decimal type, None otherwise (int or None).

scale

Scale if decimal type, None otherwise (int or None).

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pyarrow.parquet.ParquetSchema

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pyarrow.parquet.ParquetLogicalType