Tags / group-by
Grouping by One Column and Finding Sum and Max Value for Another in Pandas
Mastering GroupBy in Pandas: Efficient Data Counting Techniques
How to Retrieve Minimum and Maximum IDs Along with Corresponding Dates Using MySQL Derived Tables
Optimizing Slow Query Group By Join in Laravel with MySQL
Understanding the Behavior of `nunique` After `groupby`: A Guide to Data Transformation Best Practices in Pandas