SQL TABLE DROP COLUMN Tutorial | How to Drop a Column in SQL

SQL TABLE DROP COLUMN Tutorial | How to Drop a Column in SQL

Want to learn how to remove a column from a table in SQL? In this tutorial, I’ll show you how to use the ALTER TABLE DROP COLUMN statement to delete unnecessary columns in MySQL, PostgreSQL, SQL Server, and other databases. This is an essential skill for database management and optimization.

🔹 What You'll Learn in This Video:
✅ How to use ALTER TABLE DROP COLUMN in SQL
✅ Removing multiple columns at once
✅ Important considerations before dropping a column
✅ Best practices to avoid data loss

📌 Example SQL Query:
ALTER TABLE employees
DROP COLUMN birth_date;
💡 Why Optimize Your Database?
Removing unused columns helps improve database performance, reduces storage usage, and simplifies data management.

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