Trait polars::prelude::LogicalType

pub trait LogicalType {
    fn dtype(&self) -> &DataType;
    fn cast(&self, dtype: &DataType) -> Result<Series, PolarsError>;

    fn get_any_value(&self, _i: usize) -> AnyValue<'_> { ... }
}

Required Methods

fn dtype(&self) -> &DataType

Get data type of ChunkedArray.

fn cast(&self, dtype: &DataType) -> Result<Series, PolarsError>

Provided Methods

fn get_any_value(&self, _i: usize) -> AnyValue<'_>

Gets AnyValue from LogicalType

Implementors

impl LogicalType for CategoricalChunked

impl LogicalType for Logical<DateType, Int32Type>

impl LogicalType for Logical<DatetimeType, Int64Type>

impl LogicalType for Logical<DurationType, Int64Type>

impl LogicalType for Logical<TimeType, Int64Type>

impl LogicalType for StructChunked