SQL Best Practices - Ok to rely on auto increment field to sort rows chronologically?

Question

I\'m working with a client who wants to add timestamps to a bunch of tables so that they may sort the records in those tables chronologically. All of the tables also have a

Answer 1

Auto-incrementing ID will give you an idea of order as Brad points out, but do it right - if you want to know WHEN something was added, have a datetime column. Then you can not only chronologically sort but also apply filters.