May 2019
Intermediate to advanced
504 pages
11h 50m
English
Content preview from Hands-On Mobile Development with .NET Core
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Programmability
One of the most helpful features of Cosmos is its server-side programmability, which allows developers to create stored procedures, functions, and database triggers. These concepts are not too foreign for developers that have created applications on SQL databases, and yet the ability to create stored procedures on NOSQL databases, and what's more, on a client-side scripting language such as JavaScript, is quite unprecedented.
As a quick example, let's implement a trigger to calculate the aggregate value(s) on a user's profile:
- As you may remember, we added the following reference values to UserProfile for the cross-collection partition:
public class User { [JsonProperty("id")] public string Id { get; set; } [JsonProperty ...Become 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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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.