Скачать или смотреть SQL Series Basic to Advance | L-18 SQL Joins

SQL Series Basic to Advance | SQL Mastery | L-18 SQL Joins

📌 In this video, we break down SQL Joins with simple explanations and examples! Learn how to retrieve data from multiple tables efficiently.

🔹 Topics Covered:
✔️ INNER JOIN – Returns only matching records from both tables
✔️ LEFT JOIN – Returns all records from the left table and matching records from the right table
✔️ RIGHT JOIN – Returns all records from the right table and matching records from the left table
✔️ FULL JOIN – Returns all records from both tables, filling in missing values with NULL
✔️ CROSS JOIN – Creates a Cartesian product of both tables
✔️ SELF JOIN – Joins a table with itself, useful for hierarchical data

💡 Why Learn SQL Joins?
SQL Joins are essential for combining data from multiple tables to generate meaningful insights. Mastering them will enhance your database querying skills and help in real-world data manipulation.

📄 Lecture Notes:
📌 https://drive.google.com/file/d/1zt4J...

📂 Complete SQL Series Notes:
📌https://drive.google.com/drive/u/6/fo...


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