Database Reference
In-Depth Information
Figure 10-3. Different types of geographic fields in Tableau
Now, all the map in
Figure 10-2
really tells us is that our data set contains at least one record
for five different counties. That's not very interesting, is it? What we really want to show is
how many people live in each of these places. To do that, all we need to do is drag
Popula-
tion
from the Measures shelf to the Size shelf, as shown in
Figure 10-4
.