May 2019
Intermediate to advanced
546 pages
12h 41m
English
Content preview from Salesforce Platform Developer I Certification Guide
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SOQL injection
You've learned a lot about SOQL and the possibilities with Salesforce queries. But if you want to select some records based on a user's input, you need to be aware that the user can input everything into your database, or select everything that they want.
Salesforce has already implemented some security for SOQL queries to limit the risk of SQL injection:
- Wildcards for field selection (Select * FROM Account) are not supported
- You can only select data from the database with SOQL; you cannot do DML operations with SOQL
- Use of JOIN in a query is not supported in SOQL
If a user adds (a better word, in this case, is injects) some malicious code into your form (such as JavaScript in a text area), your page can be hacked and the ...
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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.