[postgis-users] How to use AddBBox function
    Mark Cave-Ayland 
    mark.cave-ayland at siriusit.co.uk
       
    Thu Nov 19 06:58:16 PST 2009
    
    
  
David R Robison wrote:
> I am unclear exactly how to use the addBBox funtion to cache the BBox 
> for my features. I tried
> 
> select addbbox(the_geom) from tablename;
> 
> but I'm not sure it did anything. Any help would be appreciated.
> David
Hi David,
All of the caching is handled automatically by PostGIS so you don't need 
to worry about it. In the 1.4 manual it's listed under "Exception 
Functions" which really means you don't want to be using it unless 
you're a developer.
HTH,
Mark.
-- 
Mark Cave-Ayland - Senior Technical Architect
PostgreSQL - PostGIS
Sirius Corporation plc - control through freedom
http://www.siriusit.co.uk
t: +44 870 608 0063
Sirius Labs: http://www.siriusit.co.uk/labs
    
    
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