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Results tagged with postgis
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user 22575
PostGIS is an extension for the PostgreSQL object-relational database that adds support for geographic objects.
2
votes
Accepted
Snapping points to nearest road
I found a solution myself:
SELECT DISTINCT ON(b.id) b.id as id_city, a.id as id_road, a.geom
FROM roads a INNER JOIN cities b
ON ST_DWithin(b.geom, a.geom, 1000)
ORDER BY b.id, ST_Distance(a.geom, b. …
- 277
4
votes
1
answer
2k
views