Day 3: Mastering Aggregate Functions in PostgreSQL скачать в хорошем качестве

Day 3: Mastering Aggregate Functions in PostgreSQL

In today’s session, we dove into aggregate functions and data grouping to make our queries more powerful! Here’s a breakdown: Introduction to aggregate functions like COUNT, SUM, AVG, MIN, and MAX Used GROUP BY to aggregate data and gain deeper insights Filtered grouped data with the HAVING clause for more precise queries Practiced with practical examples and exercises to reinforce learning 💪 This session took our SQL querying to the next level! Make sure to follow along for more database tips and tutorials in the upcoming days. Don't forget to subscribe for updates! 🔔 #PostgreSQL #SQLFunctions #AggregateFunctions #GroupBySQL #DataScience #LearnSQL #PostgreSQLCLI #TechSkills