👁️SQL HANDWRITTEN NOTES 📔

👁️SQL HANDWRITTEN NOTES 📔

🔹Basic SQL Interview Questions

What is SQL? ..

What are the different types of SQL commands? ...

What is a primary key in SQL? ...

What is a foreign key? ...

Explain the difference between DELETE and TRUNCATE commands. ...

What is a JOIN in SQL, and what are its types? ...

What do you mean by a NULL value in SQL?