June 2016
Intermediate to advanced
214 pages
5h 40m
English
Content preview from Core Data in SwiftBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Access Patterns
Improving performance within Core Data isn’t necessarily only about the repository and order of loading the data. We can do a number of things within the user interface to help performance as well.
Searching the repository can be absolute murder on performance. Whether we’re searching at the request of the user or performing a search in the background, we need to be very careful to avoid impacting the performance of our application.
Order Is Important
Just like any conditional, the order of the logic is important. Simple equality is faster than inclusions such as in, contains, and so on. When building the predicate, try to order the logic from left to right, simple to complex. This process allows Core Data to fail quickly and ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.