datafusion_physical_plan::windows

Function create_window_expr

Source 
pub fn create_window_expr(
    fun: &WindowFunctionDefinition,
    name: String,
    args: &[Arc<dyn PhysicalExpr>],
    partition_by: &[Arc<dyn PhysicalExpr>],
    order_by: LexOrderingRef<'_>,
    window_frame: Arc<WindowFrame>,
    input_schema: &Schema,
    ignore_nulls: bool,
) -> Result<Arc<dyn WindowExpr>>
Expand description

Create a physical expression for window function