SQL Tutorial - PIVOT

SQL PIVOTS Made Easy (Rows to Columns)

SQL Tutorial - How to create a Dynamic Pivot in SQL Part 1

Entities, Rows, and Columns - Databases tutorial

Transforming Rows into Columns in SQL

Creating Dynamic Columns in SQL: How to Add Columns from One Table to Another

SQL Tutorial - UNPIVOT

Unpivoting Data with SQL

SQL: Pivot and Unpivot Data in SQL Server Database Including Multiple Columns - A Step-By-Step Guide