On 25 March 2010 19:45, randasin <[email protected]> wrote: > Hi I am new to Google Geocode Web Service and geocoding in general. > > Say I obtain Lat and Lng for an address using Google Geocode Web > Service, and I store those values in my database. Do these two values > ever change for the same address? Meaning that if I send a request to > web service now and a year later, would I get the same location lat > and lng back from Geocode Service?
Probably, but not nesserially, geocoders evolve, in particular the data powering them, so the position should generally improve over time. > If not, how often should I request > updated values from Geocode Web service? As you can only *cache* values temporally, you need to refetch values regually. Its been suggested monthly. > > I will be using the coordinates to perform ranged-base search and > possibly map integration. If you use the Google webservice, you *must* perform map intergration. The service APIs are solely for use in conjuction with the Maps API itself. http://code.google.com/apis/maps/faq.html#geocoder_exists > > Thank you. > > -- > You received this message because you are subscribed to the Google Groups > "Google Maps API" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-maps-api?hl=en. > > -- Barry - www.nearby.org.uk - www.geograph.org.uk - -- You received this message because you are subscribed to the Google Groups "Google Maps API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-api?hl=en.
