Transposing Single Column DataFrames in R: A Pivot Operation

Converting DataFrames from Long to Wide: A Step-by-Step Guide with Pandas

Pivoting Longest Functionality in R using Regular Expressions with `pivot_longer`

Understanding Dynamic Pivot/Unpivot Count: A Practical Guide to Data Transformation

Scheduling Data for Reporting Purposes: A Step-by-Step Guide to Database Transformation

How to Use SQL Server's PIVOT Operator Without 'Not Valid Identifier' Errors