May 2019
Intermediate to advanced
546 pages
12h 41m
English
Content preview from Salesforce Platform Developer I Certification Guide
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Upserting records
Upserting records is the combination of inserting and updating records. The user needs to have access to Create and Edit on the object that we need to upsert. But when should you use this functionality? This functionality is very useful when writing code for integration with other systems.
A table with data in a different database system will probably have another unique key. A company can have a database with the contacts of a company, and their key is the email address (because it should be a unique reference). Based on this unique reference, Salesforce can decide whether a record already exists.
Based on that decision, Salesforce will insert your record if the email address does not exist in the table with contacts, or ...
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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.