MongoDB Mastering MongoDB for Beginners (Theory and Projects) - $mul operator

The video tutorial explains the use of the MUL operator in databases to update field values by multiplying them with a constant. It demonstrates how to double prices and adjust quantities using the operator. The tutorial also covers conditional updates, showing how to apply the MUL operator to specific records based on conditions like ID. The video provides practical examples of using the operator to manipulate data efficiently.

What is the purpose of the MUL operator in database operations?

How can you use the MUL operator to update the price of items in a database?

What happens when you multiply a price by 0.5 using the MUL operator?

Explain how you can apply the MUL operator to update both price and quantity in a single operation.

What is the effect of specifying a condition, such as an ID, when using the MUL operator?