ST_MMin

Returns M minima of the given geometry or null if there is no M coordinate.

Signatures

ST_MMin(geom: Geometry)

geom

Geometry

required

The input geometry.

A numeric value.

SELECT ST_MMin(
        ST_GeomFromWKT('LINESTRING ZM(1 1 1 1, 2 2 2 2, 3 3 3 3, -1 -1 -1 -1)')
)

-1.0

⌘I