ST_Centroid method

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SAP Sybase SQL Anywhere 16.0 » SQL Anywhere Server - Spatial Data Support » Accessing and manipulating spatial data » ST_MultiSurface type

ST_Centroid method

Computes the ST_Point that is the mathematical centroid of the multi-surface.

Syntax

multisurface-expression.ST_Centroid()

Returns

ST_Point If the multi-surface is the empty set, returns NULL. Otherwise, returns the mathematical centroid of the surface.
The spatial reference system identifier of the result is the same as the spatial reference system of the multisurface-expression.

Remarks

See also

Standards and compatibility

Example

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