[postgis-users] table bbox

[Paul Ramsey]

SELECT Extent(<geomcolumn>) FROM <tablename>;

Note that this involves a scan of every record in the table, so it  
will not necessarily be fast.

p

On 22-Feb-06, at 10:27 AM, Gilbert, Antoine wrote:

> How I can find the BBOX of an entire table (i.e. 1 BBOX for all  
> geometries) using SQL.
>
> http://postgis.refractions.net/mailman/listinfo/postgis-users