WindowFunction<A> withRowsOrRange(String s, List<Expression<?>> args) {
        rowsOrRange = s;
        rowsOrRangeArgs = args;
        return this;
    }
{@code WindowFunction} is a builder for window function expressions

@param <A> expression type

@author tiwe
querydsl-sql/src/main/java/com/querydsl/sql/WindowFunction.java