On Sun, Nov 17, 2013 at 4:02 PM, Stefan Keller <sfkel...@gmail.com> wrote:
> 2013/11/18 Andreas Brandl <m...@3.141592654.de> wrote: > > What is your use-case? > > It's geospatial data from OpenStreetMap stored in a schema optimized for > PostGIS extension (produced by osm2pgsql). > > BTW: Having said (to Martijn) that using Postgres is probably more > efficient, than programming an in-memory database in a decent language: > OpenStreetMap has a very, very large Node table which is heavily used by > other tables (like ways) - and becomes rather slow in Postgres. > Do you know why it is slow? I'd give high odds that it would be a specific implementation detail in the code that is suboptimal, or maybe a design decision of PostGIS, rather than some high level architectural decision of PostgreSQL. Cheers, Jeff
