This topic describes the ST_NodeID function. This function returns the ID of the specified node.
Syntax
Integer ST_NodeID(SFMesh sfmeshObject, integer nodeIndex);Parameters
| Parameter | Description |
|---|---|
| sfmeshObject | The sfmesh object. |
| nodeIndex | The index number of the node. The value starts from 0. |
Description
This function returns the ID of the specified node.
Examples
SELECT ST_NodeID(ST_SetNodeID(the_mesh, 0, 100), 0)
FROM t_table;
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100