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Results tagged with postgis
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user 9367
PostGIS is an extension for the PostgreSQL object-relational database that adds support for geographic objects.
2
votes
1
answer
492
views
Export PostGIS line to AutoCAD with graphical direction information
First I get all the points of the line by PostGIS ST_DumpPoints function
Then I get every point with its next point with WINDOW PostgreSQL method. … 2.0 there is the ST_Project function that would help me to do it but I am working with the PostGIS 1.5.3 and I can't upgrade it. …
- 191
0
votes
Accepted
Export PostGIS line to AutoCAD with graphical direction information
I finally got the drawing of the lines direction arrows by a little bit of trigonometry in the PostgreSQL(PostGIS) Query that generates the geometries for the ogr2ogr command to export it to the DXF file … First I get all the points of the line by PostGIS ST_DumpPoints function
Then I get every point with its next point with WINDOW PostgreSQL method
Then I get the direction from the next point to the point …
- 191
2
votes
1
answer
3k
views
Exporting PostGIS Geometry POINT as Label text to DXF or DGN
I need to export, by the ogr2ogr command or similar, text information related to a geometry position from my PostgreSQL(with PostGIS) database to an AutoCAD DXF layer file or to a Microstation DGN layer …
- 191
2
votes
1
answer
1k
views
ogr2ogr Shapefiles to Postgres SRS problem
I am trying to import to my Postgresql (9.1+129ubuntu1) + PostGIS (1.5.3-2) database a Shapefile with polygons with the ogr2ogr tool from Gdal-Bin package (1.7.3-6ubuntu3). …
- 191