A data transformation operation that organizes rows into categories based on a common key to perform aggregate calculations.
Provalo con l'IAThe Group By operation consolidates data by identifying unique values in a specific column and grouping all associated rows together. Once grouped, you can apply aggregate functions like SUM, AVERAGE, or COUNT to summarize the data within each category. This is a fundamental step in data analysis for creating reports and pivot tables.
GROUPBY(row_fields, values, function)Grouping a sales table by 'Region' and applying a SUM function to the 'Revenue' column to see total sales per region.
While both summarize data, Group By is often performed via formulas or Power Query for dynamic, repeatable data processing, whereas Pivot Tables provide an interactive, visual interface for ad-hoc analysis.