06. Aggregate Functions & Assignment Operations | CSE 3103 - Database Theory

Learn how to perform calculations and summarize data using Aggregate Functions! This video covers essential functions like COUNT, SUM, AVG, MAX, and MIN, along with GROUP BY operations. Understand the notation and syntax for aggregation in relational algebra. We also explore Assignment Operations that help break down complex queries into manageable steps using temporary relation variables.

🎯 Topics Covered:

Aggregate Function Notation
COUNT & COUNT-DISTINCT
SUM, AVG, MAX, MIN
GROUP BY Operations
Assignment Operation (←)
Writing Complex Queries Step-by-Step
Practical Examples with Instructor Database

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