Pivot tables in Google Sheets summarize smaller sets of data from a more extensive dataset and can be sorted by rows, columns, values, and filters.

Once you decide the default Auto Date table isn’t adequate, you can create one that fulfills your grouping and filtering requirements in Microsoft Power BI.

You can enter data into a Microsoft Excel sheet or run a bit of M code in Microsoft Excel Power Query when you need to create a table.

SQL Server throws a wobbly when one tries to declare/create the same-named temporary table more than once in the same procedure - I guess the query analyser assumes that all temp table creations ...