st_snap
How PostGIS runs Snap: st_snap.
| Engine | PostGIS |
|---|---|
| Tool name | st_snap |
| Interface | sql |
| Implements | Snap |
| Documentation | Not stated |
| Effects | modifies input: no, network: no |
| Notes | Not stated |
| Status | active |
Parameters
| Name | Type | Required | Default | Choices | Note |
|---|---|---|---|---|---|
geom1 | geometry | no | Not stated | Not stated | Not stated |
geom2 | geometry | no | Not stated | Not stated | Not stated |
SQL overloads
-
st_snap(geom1 geometry, geom2 geometry, double precision) → geometry
How it maps to the operation
| Operation parameter | Parameter here | Note |
|---|---|---|
layer | #1 | Not stated |
reference | #2 | Not stated |
tolerance | #3 | Not stated |
unit | Not stated | always crs-units |
Differences from the operation
- One geometry against one reference geometry: ST_Collect the reference layer first.
Harvested by the postgis harvester from engine version
3.7.0. Names can change when an engine is harvested again.