[postgis-users] Point cloud insert and selective spacial location

Darafei "Komяpa" Praliaskouski me at komzpa.net
Fri Mar 22 00:03:50 PDT 2019


Thing you explain may be called Indexing. Have a look here:

On Thu, Mar 21, 2019 at 10:11 PM Pawel Pocwiardowski <pocwiard at gmail.com>

> Hi
> I am complete newbe in postGIS so I appology for stupid question.
> Is there a mechanism in PostGIS's insert selective query which will limit
> the search to some approximate area instead of searching through all data
> in database?
> Say, we have large (maybe global)  coverage of some point cloud data but
> user is interested is searching and replacing only specific small part of
> the  data in specific region and prevent the database from search through
> all the data.
> Is there a mechanism (or structure of the database tables) which
> facilitates that?
> Is there any white paper to refer to?
> Thanks in advance
> Pawel
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Darafei Praliaskouski
Support me: http://patreon.com/komzpa
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