Postgis Topology will replace Postgis SimpleFeature

Postgis Topology will replace

Postgis SimpleFeature

The Norwegian Institute of Bioeconomy Research

The goal of NIBIO is Contribute to food security, sustainable resourcemanagement, innovation and value creation through research and

knowledge production.

www.nibio.no

Different digital data and paper sourcesCovers more than 50.000 km2

Map, with data

Where to go :

- Simple map update client that runs i browser- Spatial data with topology

Postgis Simple FeaturePostgis Topology

Why spend time on Open Source ?

:-)Lars Aksel Opsahl, developer at NIBIO

WHERE AND WHEN

Postgis Topology Will replace

Postgis SimpleFeature in many cases !

Why ????

5/4/16 9Postgis Topology will replace Postgis SimpleFeature

Developer perspective User perspective

5/4/16 10Postgis Topology will replace Postgis SimpleFeature

End user perspective

(users that need to update maps)

5/4/16 11Postgis Topology will replace Postgis SimpleFeature

End user perspective move border

5/4/16 12Postgis Topology will replace Postgis SimpleFeature

Move border with SimpleFeature

5/4/16 13Postgis Topology will replace Postgis SimpleFeature

Move border with Postgis Topology

5/4/16 14Postgis Topology will replace Postgis SimpleFeature

Client used cases using pg_topoupdate_sql

https://github.com/NibioOpenSource/pgtopo_update_sql

pg_topoupdate_sqldepends Postgis Topology

5/4/16 15Postgis Topology will replace Postgis SimpleFeature

How to extend a polygon

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How to cut of a piece of polygon

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Closed linestring and create a hole in a polygon