Writing code to process large data sets is not your typical day. The Database.Batchable and Database.Schedulable interfaces are exceptions to the rule. Most of your code will be transactional and based on a DML event that occurs due to a user's action. Now that you're familiar with the limits of Apex and how to surpass them, we can focus on the code that will take up the bulk of your time. Get your trigger finger ready because the next chapter will focus on triggers and classes.