Northwind

Scroll to zoom, drag the background to pan, drag a table by its name to move it. Click a blue row to jump to the table it points at. Click a table name to light up its links. Jump to 100%

Click a blue row to open the table it points at, on the left. Click a name under Pointed at by to open it on the right. Drag a table by its name to put it where you like. Add a table

many rows point to one one to one belongs to a household