[postgis-users] Q: using the M coordinate for time
strk at refractions.net
strk at refractions.net
Wed Jan 10 07:38:04 PST 2007
On Wed, Jan 10, 2007 at 10:52:25AM +0100, Just van den Broecke wrote:
> Questions:
> - known uses for storing time in "M" (or alternatives) in PostGIS ?
> - any functions/operators to extract e.g. a specific point for an "M"
> value or a range between "M" values (e.g. time interval) ?
Look up 'Linear Referencing' in the manual.
--strk;
More information about the postgis-users
mailing list