May 2019
Intermediate to advanced
546 pages
12h 41m
English
Content preview from Salesforce Platform Developer I Certification Guide
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Selecting data with SOQL and SOSL
Since you are familiar with databases, you have learned about SQL, MySQL, PostgreSQL, or other database languages to select data out of a database. After the selection, we can execute some logic, manipulate the data, or display the data.
In Apex, you will use a similar type of language, named SOQL or SOSL. I can imagine that you are thinking: Why are there two language types in Salesforce?
There are some differences between SOQL and SOSL. Let's take a look at them:
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SOQL |
SOSL |
|
Similar syntax to other database languages (like MSSQL and MySQL). |
Salesforce search syntax. |
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Returns a list or map with records out of one object type (a list view in Salesforce would be a typical SOQL; it returns records ... |
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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.