Advanced SQL - Find Out Which Supplier Had The Highest Sales Using Common Table Expression - видео

SQL QUESTION: Find out which suppliers had the highest average sales in January 2023.  This is Episode 7 of 30 Days Advanced SQL Series We will be Using these tables: three main tables sales products and suppliers   I have already provided the insert tables and insert records script below that you can use and practice with me. Lets Dive In. ------------------------------------------------------------------------------------------------------------ CREATE TABLE products product_id INT PRIMAR...
Источник видео: RuTube.ru (Обучение)