code: public static <A extends Comparable<? super A>> ComparableExpression<A> max(CollectionExpression<?,A> left) {
          return Expressions.comparableOperation((Class) left.getParameter(0), Ops.QuantOps.MAX_IN_COL, (Expression<?>) left);
      }
docs: Create a max(col) expression
  
  @param left collection
  @return max(col)