datafusion_physical_plan::windows

Function create_udwf_window_expr

Source 
pub fn create_udwf_window_expr(
    fun: &Arc<WindowUDF>,
    args: &[Arc<dyn PhysicalExpr>],
    input_schema: &Schema,
    name: String,
    ignore_nulls: bool,
) -> Result<Arc<dyn StandardWindowFunctionExpr>>
Expand description

Creates a StandardWindowFunctionExpr suitable for a user defined window function