Function cast_scalar_value

datafusion/expr-common/src/interval_arithmetic.rs:1732–1739

Cast scalar value to the given data type using an arrow kernel.

(
    value: &ScalarValue,
    data_type: &DataType,
    cast_options: &CastOptions,
)

/// Cast scalar value to the given data type using an arrow kernel.
fn cast_scalar_value(
    value: &ScalarValue,
    data_type: &DataType,
    cast_options: &CastOptions,
) -> Result<ScalarValue> {
    let cast_array = cast_with_options(&value.to_array()?, data_type, cast_options)?;
    ScalarValue::try_from_array(&cast_array, 0)
}

/// An [Interval] that also tracks null status using a boolean interval.
///