Opened 11 years ago

Last modified 9 months ago

#2695 new enhancement

Topology performance improvement perspective

Reported by: RemiC Owned by: strk
Priority: medium Milestone: PostGIS Fund Me
Component: topology Version: 2.1.x
Keywords: postgis topology performance grass cgal geos Cc:

Description (last modified by strk)

This ticket is designed to hold file to test performances of PostGIS topology and try to improve it.

Attachments (2)

city_limit_extract.zip (3.0 MB ) - added by RemiC 11 years ago.
this file contains a shapefile of 32k city limit
city_limit_extract.2.zip (3.0 MB ) - added by RemiC 11 years ago.
this file contains a shapefile of 32k city limits in France, already of topological nature

Change History (7)

by RemiC, 11 years ago

Attachment: city_limit_extract.zip added

this file contains a shapefile of 32k city limit

by RemiC, 11 years ago

Attachment: city_limit_extract.2.zip added

this file contains a shapefile of 32k city limits in France, already of topological nature

comment:1 by RemiC, 11 years ago

About the data: open source data, an extract of city limit in France No attributes Already topological (no shared lines, no need to split)

comment:2 by strk, 10 years ago

Remi what's the difference between the two files ? Or are them identical ? I'm looking at topology performance too these days.

comment:3 by komzpa, 5 years ago

Milestone: PostGIS Fund Me

comment:4 by strk, 9 months ago

Description: modified (diff)
Summary: PostGis Topology performance improvment perspectiveTopology performance improvment perspective

I would think a better place to hold files would be https://git.osgeo.org/gitea/postgis/postgis-performance

comment:5 by strk, 9 months ago

Summary: Topology performance improvment perspectiveTopology performance improvement perspective
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