Salesforce Collections Basics
Hi Developers !!. This post is regarding the Salesforce Data Collections. Before going into details we need to know what are Data Collections. So here we go : Data Collections - As the name suggests, Data Collections are simply grouping of any Data Types. Data Collections in Salesforce - Apex Collections or Salesforce Collections has Three different types of Collections or we can say the Apex Language provides Developers with three different types of Classes where we can store our data in any one of these classes. The classes are: 1. Sets 2. Lists 3. Maps We use the above Apex Collections often in our Triggers, Controllers and Classes because they go hand in hand with SOQL (Salesforce Object Query Language) All these Collections works like an ARRAY with Some additional features which Salesforce provides us and have easier access methods than ARRAY....