Salesforce Platform Developer I Certification Guide

Different types of DML statements

In the previous paragraph, you learned what DML in Apex means, and how it works. In Salesforce, we can use two types of DML:

• The short version of DML (insert, update, upsert, delete, undelete, and merge)
• The database version of DML

Both have pros and cons. Most of the time, it will depend on how you want to manipulate your data. The following is an overview of the pros and cons of the two types of DML:

Short DML	Database class
Short means short—with the statement insert new Movie__c(Name = 'Independence Day'), you just inserted a new movie with the title Independence Day.	This is a longer piece of code. You call the database class and the action you want to do: Database.insert(new Movie__c(...)) ...