SELECT * FROM customers; -- select all columns from the "customers" table SELECT first_name, last_name FROM customers; -- select only the "first_name" and "last_name" columns from the "customers" ...

Tutorial 3-may2025.pdf Tutorial document describing PL/SQL exercises and learning objectives. Tutorial 5-may2025.pdf Tutorial document with exercises involving functions like calculating total orders ...

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. The MySQL and SQL for Beginners course is ...