
Pivot and Unpivot Data in SQL Server Database Including Multiple Columns – A Step-By-Step Guide
This tutorial provides a comprehensive guide to pivoting and unpivoting data within SQL Server. We’ll delve into the process of transforming data from a row-based to a column-based format, and vice versa. You’ll learn how to pivot data based on single or multiple columns, as well as how to unpivot pivoted data to restore its…