Figure 21.

Tables joining in ArcView Two Web resources from the United Kingdom (Birmingham and London) related to the Nervous System (Parkinson's Disease – ICD: 332 and Multiple Sclerosis – ICD: 340) are selected (in yellow) at the same time in all open maps (World Map and BodyViewer All Systems body map) and tables ("Countries ('98)" and "hcm"). To achieve this functionality, the authors first joined the two tables based on the values of a common field (country names). This kind of functionality is not possible with WebView.