名称
ST_OptimalAlphaShape — Deprecated alias for CG_OptimalAlphaShape.
大纲
geometry ST_OptimalAlphaShape(geometry geom,
boolean
allow_holes = false
,
integer
nb_components = 1
);
Description
![[警告]](../images/warning.png)
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Availability: 3.3.0 - requires SFCGAL >= 1.4.1.
该方法需要SFCGAL后端。