FunctionslastVersion: NextOn this pagelastTakes the last non-null grouped value.last(xs:list) -> anyDescriptionThe last function returns the last non-null value in xs.xs: listThe values to search.ExamplesGet the last non-null valuefrom {x: 1}, {x: 2}, {x: null} summarize last_value=last(x){last_value: 2}See Alsofirst