[postgis-users] intersects:: operation not implemented

[Alex Mayrhofer]

Maik Trömel wrote:
> I wanted to run an intersection and I got the following error:
>      ERROR:  intersects:: operation not implemented - compile PostGIS 
> with JTS or GEOS support
> 
> I don't know what I've done wrong during installation. But thats not the 
> point.
> Is it possible to implement the things that are missing after the 
> installation? And how can I do this?

You will need to recompile PostGIS with

USE_GEOS = 1

set. You can then simple replace the PostGIS installation without reloading 
your data (you might want to make sure that PostgreSQL is not running during 
the install itself).

You might need to install GEOS before recompiling postgis.

cheers

alex