Function mz_expr::relation::func::first_value
source · fn first_value<'a, I>(
datums: I,
temp_storage: &'a RowArena,
order_by: &[ColumnOrder],
window_frame: &WindowFrame,
) -> Datum<'a>where
I: IntoIterator<Item = Datum<'a>>,
Expand description
The expected input is in the format of [((OriginalRow, InputValue), OrderByExprs…)]