PowerPivot allows you to use Excel as a central workspace for all of your analytics. A PowerPivot workbook can connect to a SQL Server database and use data from Excel spreadsheets. Using PowerPivot, you can enrich your data by creating custom calculations and by defining data relationships. PowerPivot stores data in your workbook directly, and these workbooks can contain millions of rows of data.
The Excel add-in for PowerPivot is a free download from
www.microsoft.com. The best way to find it is to start at
www.powerpivot.com/download.aspx, which has links to both the 32-bit and 64-bit versions of the Excel add-in. Note that the 32-bit or 64-bit versions are with respect to what version of Excel you installed, not ...