ALTER|DELETE|DROP|TRUNCATE in PostgreSQL | SQL Day 7 Series|basic to advanced SQL tutorial

Welcome to Day 7 of our SQL PostgreSQL Series – Basic to Advanced (With Examples).
In this video, you will learn the most important SQL commands used for table modification and data deletion:
ALTER, DELETE, DROP & TRUNCATE in PostgreSQL with clear explanation and real-time examples.

These commands are essential for every SQL learner, database student, fresher, and working professional. We explain each command in a simple, step-by-step way so that even beginners can understand easily.

🔹Topic Coveted:-

What is ALTER command and how to modify the table structure
How to use DELETE command to remove specific records
What is DROP command and when to use it
What is TRUNCATE command and how it works
Difference between DELETE, DROP & TRUNCATE
Practical PostgreSQL examples with output
Important SQL interview questions

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✅ Why This Video is Important:

✔ Beginner Friendly Explanation
✔ 100% Practical Demonstration
✔ Interview Oriented Content
✔ Learn SQL Step by Step
✔ Part of Complete PostgreSQL Course


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