JOIN || WHERE || GROUP BY || HAVING
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\n# Write your MySQL query statement below\nselect p.product_name, sum(o.unit) unit\nfrom products p\njoin orders o\non p.product_id = o.product_id\nwhere month(order_date) = 2 and year(order_date) =2020\ngroup by p.product_id\nhaving unit >=100 \n```
['MySQL']