Обсуждение: Re: Proper entry of polygon type data

Peter Willis wrote:

> I am aware of PostGIS and already use it. My question was regarding
> the entry format of PostgreSQL polygon data. There is a void
> in the PostgreSQL documentation regarding this.
> 
> Incidentally, PostGIS uses PostgreSQL polygon, point, and path
> data types.

Errr... no it doesn't. PostGIS uses its own internal types to represent 
all the different geometries, although it does provide a cast between 
the existing PostgreSQL types as an aid for people wishing to migrate.

> Using PostGIS for simple , non-geographic, polygon rules is a
> bit like using a tank to kill a mosquito.

Interesting metaphor... ;)


ATB,

Mark.

-- 
Mark Cave-Ayland - Senior Technical Architect
PostgreSQL - PostGIS
Sirius Corporation plc - control through freedom
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