Is that the only function of the buffer - to create a circle?
Can the buffer modify other functions. If so - what is the criteria?
Bob
----- Original Message -----
From: "Paul Ramsey" <[EMAIL PROTECTED]>
To: "PostGIS Users Discussion" <postgis-users@postgis.refractions.net>
Sent: Friday, June 13, 2008 4:33 PM
Subject: Re: [postgis-users] Circle
Try it and see :)
It constructs a circular-shaped polygon around the point.
P
On Fri, Jun 13, 2008 at 4:23 PM, Bob Pawley <[EMAIL PROTECTED]> wrote:
I'm interested in what the buffer actually does.
Bob
----- Original Message ----- From: "Paul Ramsey"
<[EMAIL PROTECTED]>
To: "PostGIS Users Discussion" <postgis-users@postgis.refractions.net>
Sent: Friday, June 13, 2008 3:46 PM
Subject: Re: [postgis-users] Circle
ST_Buffer(ST_MakePoint(x,y),r)
On Fri, Jun 13, 2008 at 3:35 PM, Bob Pawley <[EMAIL PROTECTED]> wrote:
What is the best way of creating a circle?
Mu PostgreSQL Developes Handbook susy it should be - point and radius.
Postgis doesn't seem to have this function.
Bob
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