Видео ютуба по тегу Mysql Group By Get Value Base Of Another Colum Value

How to Use GROUP BY in MySQL to Filter Values Based on Another Column's Priority
How to Use GROUP BY in MySQL to Filter Values Based on Another Column's Priority
How to query to sum rows in column based on another column between 2 tables without group by in SQL
How to query to sum rows in column based on another column between 2 tables without group by in SQL