ST_Type function for returning the type of sfmesh and meshgeom objects - ApsaraDB RDS

This topic describes the ST_Type function. This function returns the type of a sfmesh object or meshgeom object.

Syntax

cstring ST_Type(sfmesh sfmeshObject);
cstring ST_Type(meshgeom meshgeom);

Parameters


Parameter	Description
sfmeshObject	The sfmesh object.
meshgeom	The meshgeom object.

Description

The function returns the type of a sfmesh object or meshgeom object. If the object is an actual object, raw is returned. If the object is a reference object, reference is returned.

Examples

Example 1

SELECT ST_Type(the_sfmesh)
FROM t_sfmesh

-------------------
raw

Example 2

SELECT ST_Type(the_meshgeom)
FROM t_meshgeom

-------------------
reference