st_centroid
How PostGIS runs Centroid: st_centroid.
| Engine | PostGIS |
|---|---|
| Tool name | st_centroid |
| Interface | sql |
| Implements | Centroid |
| Documentation | Not stated |
| Effects | modifies input: no, network: no |
| Notes | Not stated |
| Status | active |
Parameters
| Name | Type | Required | Default | Choices | Note |
|---|---|---|---|---|---|
use_spheroid | boolean | no | true | Not stated | Not stated |
SQL overloads
-
st_centroid(geography, use_spheroid boolean DEFAULT true) → geography -
st_centroid(geometry) → geometry -
st_centroid(text) → geometry
How it maps to the operation
| Operation parameter | Parameter here | Note |
|---|---|---|
layer | #1 | Not stated |
inside | Not stated | always no. Use ST_PointOnSurface for a point inside the polygon. |
Differences from the operation
- On geography it computes a spheroidal centroid (use_spheroid).
Harvested by the postgis harvester from engine version
3.7.0. Names can change when an engine is harvested again.