Video 7 – Maps in Collections

Welcome to SalesforceStart! 🚀
In this seventh video of the Salesforce Apex Developer Series, we focus on *Maps in Apex Collections* — a key data structure used in real-world Salesforce development.

📘 Topics Covered:
• What is a Map in Apex?
• How Maps store key–value pairs
• Declaring and initializing Maps
• Adding, updating, and removing entries
• Looping through Maps: keySet(), values(), entrySet()
• Real-time Apex examples using Developer Console
• Maps vs Lists vs Sets
• Best practices for using Maps in Triggers and bulk operations

💡 This video is perfect for:
• Salesforce Admins learning Apex
• Beginner and intermediate Developers
• PD1 Certification learners
• Anyone who wants to master data structures in Apex

🎯 By the end of this session, you’ll understand how to use Maps efficiently in your Apex logic.

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