Скачать или смотреть LEFT JOIN in SQL Explained in 60s! 🔍🧠📊

Need to show all customers, even if they never placed an order?
Use LEFT JOIN in SQL to keep unmatched records from the left table! ✅

📌 In this short, you'll learn:

What is a LEFT JOIN
When and why to use it
Real-world use case: Get all customers & their order history (if any)


💡 This returns:

All rows from the customers table
Matching order data (if any)
NULLs where no order exists for a customer
🔍 Great for customer segmentation and identifying inactive users!
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