calculate_binary_math

datafusion_functions::utils

Function calculate_binary_math 

Source 
pub fn calculate_binary_math<L, R, O, F>(
    left: &dyn Array,
    right: &ColumnarValue,
    fun: F,
) -> Result<Arc<PrimitiveArray<O>>>
where
    R: ArrowPrimitiveType,
    L: ArrowPrimitiveType,
    O: ArrowPrimitiveType,
    F: Fn(L::Native, R::Native) -> Result<O::Native, ArrowError>,
    R::Native: TryFrom<ScalarValue>,
Expand description

Computes a binary math function for input arrays using a specified function. Generic types:

  • L: Left array primitive type
  • R: Right array primitive type
  • O: Output array primitive type
  • F: Functor computing fun(l: L, r: R) -> Result<OutputType>