[postgis-users] ConvexHull Aggregate?

[Paul Ramsey]

perhaps:

   select convexhull(collect(the_geom) from thetable

depends on what semantic you mean when you say "if convexhull was an  
aggregate".

P

On 21-Sep-06, at 10:44 AM, Curtis W. Ruck wrote:

> Anyone know how in a SQL select statement to get a Convex Hull  
> polygon geometry as if ConvexHull was an aggregate function?
>
> Curtis
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