Relationships use key fields, which are fields with the same name and data in both tables. In Microsoft Excel, the Foreign key is the primary key that lets users match data in both tables.

Are you still putting your data in plain, old spreadsheets? Excel 2013 makes it easy to link tables, create reports and more.

The database capabilities of Excel are very powerful. In fact, not only can Excel be used to create a simple searchable database, it also can be used to create a proper relational database.

To create data bars in Excel, select your cells and then choose data bars from Conditional Formatting.