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Results tagged with postgis
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user 213279
PostGIS is an extension for the PostgreSQL object-relational database that adds support for geographic objects.
1
vote
1
answer
219
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Using WGS 84 and geometry calculations to check if point is inside polygon
I'm storing polygons in a PostGIS database. The shape of the polygons is stored in a field of type geometry(Polygon,4326). … Directly from the book "PostGIS in action":
PostGIS can store WGS 84 lon/lat (4326) as a geometry data type, but
more often than not you’ll want to transform it to another SRS or
store it in the geography …
- 143
2
votes
1
answer
219
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geometry vs geography for distance measurement and large dataset
I'm wondering what PostGIS type I should use to store this data, geometry or geography? …
- 143