Start by doing what’s necessary, then what’s possible, and suddenly you are doing the impossible.
—Francis of Assisi
How to make a speedy framework even faster?
The main thing we need to do is understand how it works and combine the result with our needs.
And this is what this chapter is all about.
Faulting and how to take advantage of it
How to improve our fetches using a fetch index
How to improve our string search
How to improve our saving operations
Profiling our app using Instruments