This function computes the minimum value of an attribute dimension for all the pcpoint objects in a pcpatch object.
Syntax
numeric ST_patchMin(pcpatch pc, text dimname);Parameters
| Parameter | Description |
|---|---|
| pc | The pcpatch object. |
| dimname | The name of the specified attribute dimension. |
Examples
SELECT ST_PatchMin(pa, 'intensity') FROM patches WHERE id = 7;
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0.25122