SQL Server Hindi Part5

Description

1. Understand what SQL Server Triggers are and when to use them effectively in real-world scenarios.

2. 🔄 Explore the difference between AFTER Triggers and INSTEAD OF Triggers with step-by-step examples.

3. 🧠 Learn how AFTER INSERT, UPDATE, DELETE triggers help automate data validations and logging tasks.

4. ⚙️ Dive deep into INSTEAD OF INSERT, UPDATE, DELETE triggers to override default DML behavior smartly.

5. 📥 Build your own AFTER INSERT trigger to log audit trails automatically after data insertion.

6. ✏️ Create AFTER UPDATE triggers to track changes, enforce business rules, or auto-adjust related records.

7. 🗑️ Use AFTER DELETE triggers for soft delete handling or backup of deleted rows before removal.

8. 🔄 Implement INSTEAD OF INSERT triggers to prevent duplicate entries or apply transformation logic during inserts.

9. 🛠️ Use INSTEAD OF UPDATE to control which columns can be updated, or to implement row-level restrictions.

10. 🚫 Apply INSTEAD OF DELETE to restrict critical deletions or move data to an archive table instead of permanent deletion.

11. 🔍 Learn to access the INSERTED and DELETED pseudo-tables for writing smart and efficient trigger logic.

12. 🚨 Understand how to prevent recursive trigger calls and infinite loops using DISABLE and NESTLEVEL.

13. 🧪 Hands-on practice: Real-time examples to build triggers on customer, order, and audit tables.

14. 💡 Best practices, performance tips, and interview questions to prepare for jobs involving SQL Server development.