MOST EASY WAY TO SOLVE THIS PROBLEM USING SQL!
IntuitionApproachComplexity
Time complexity:

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```mssql []
/* Write your T-SQL query statement below */
SELECT P.product_name,SUM(unit) as unit 
FROM Products AS P JOIN Orders AS O 
ON P.product_id = O.product_id 
WHERE order_date >= '2020-02-01' AND order_date <='2020-02-29'
GROUP BY P.product_id, P.product_name
HAVING SUM(unit) >= 100
```
['MS SQL Server']