Understanding the Visual Explain Diagram

The elements on the Visual Explain diagram are shown as follows.

K, M and G

Number of rows and costs may be in units of K (1024), M (1024*1024) or G (1024*1024*1024).

Finding out more information on a processing step or table

You can find out more about a particular step (or table/index) by clicking on the item in the diagram.