Скачать или смотреть PostgreSQL: Aggregate Functions - SUM, AVG, MIN, MAX (Beginner Tutorial)

Welcome back to our PostgreSQL tutorial series! In this video, we're diving into aggregate functions, essential tools for summarizing and analyzing data. We'll explore SUM, AVG, MIN, and MAX, and learn how to use them to gain valuable insights from your database.

We'll cover:

Using SUM to calculate the total of numeric values.
Using AVG to calculate the average of numeric values.
Using MIN to find the smallest value in a set.
Using MAX to find the largest value in a set.
Practical examples using our sample sales data.
Combining aggregate functions with GROUP BY and WHERE clauses.
By the end of this video, you'll be able to use these aggregate functions to perform essential data analysis tasks in PostgreSQL.

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Keywords: PostgreSQL, SQL, SUM function, AVG function, MIN function, MAX function, aggregate functions, data analysis, database tutorial, SQL query, data aggregation, SQL basics, database management, SQL tutorial, relational database

Hashtags: #PostgreSQL #SQL #Database #Tutorial #AggregateFunctions