At 11:23 AM 03/16/1999 -0500, Doug Towns wrote:
>I'm being requested to provide a list of all zip codes that are tangent to
>a central one for a whole state. I believe there has been previous
>discussion regarding this on the list before. Any suggestions free or fee
>are welcomed. TIA
The way that works for me is to make a temporary copy of the file, then run
SQL like...
Select Zip.ZipCode, Temp.ZipCode
From Zip, Temp
Where Zip.Obj intersects Temp.Obj
And Zip.ZipCode <> Temp.ZipCode
Group by Zip.ZipCode, Temp.ZipCode
Order By Zip.ZipCode, Temp.ZipCode
Steve Wallace
GIS & Market Information Manager
Florida Farm Bureau Insurance Companies
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