[postgis-devel] Update of the integration of MobilityDB and PostGIS 3

[Sandro Santilli]

On Tue, Aug 31, 2021 at 02:30:45PM -0400, Regina Obe wrote:
> > On Tue, Aug 31, 2021 at 10:37:18AM +0200, Esteban Zimanyi wrote:
> > > Dear all
> > >
> > > Following the recommendations we received at the PostGIS Dev meeting
> > > this August 20, 2021, we were able to include the liblwgeom source
> > > files from PostGIS 3.1.3 inside MobilityDB.
> > 
> > Will MobilityDB not run in the same process as a PostgreSQL backend ?
> > As if it does you'll suffer symbols clash.
> 
> How is this different from what PostGIS does?  Liblwgeom is statically
> linked into all our extensions?

Uhm, yes you must be right, statically linking should not have
any problem. I went looking up the trouble I had in the past when
for some reason we had a mix of static and dynamic linking:
https://trac.osgeo.org/postgis/ticket/3281


> I haven't run into any issues so far e.g. with postgis, postgis_sfcgal,
> postgis_raster and postgis_topology all loaded at the same time and each has
> a copy of their own liblwgeom.

Such a waste of space, but oh well...

--strk;