[postgis-users] Selecting geocoded postal codes within a given distance ( miles for example )

[Hugh W. O'Brien]

Vinko,

Do you remember the subject line of that thread?

I am going thru the archives now but I just joined the list yesterday so 
I am not familiar with that thread.

-- Hugh W. O'Brien

Vinko Vrsalovic wrote:

>On Mon, Dec 16, 2002 at 02:06:32PM -0600, Hugh W. O'Brien wrote:
>  
>
>>I probably should have posted that I am a noob to not only using PostGIS 
>>but also using a spatial engine in general.  So I am not familiar with 
>>the terms UTM, state place. etc...  So, how would one go about 
>>projecting their longitude/latitude data into UTM for example. Would 
>>    
>>
>
>To project the data you have the transform() PostGIS function.
>
>  
>
>>doing so convert my degrees long/lat to actual distance units such that 
>>the standard bounding box example in the FAQ would be applicable?
>>    
>>
>
>Yes.
>
>Remember that your data must have SRID's set to use the transform
>function. More info in the archives (the topic was discussed not long
>ago) and in the docs.
>  
>
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