This function sorts all the pcpoint objects in a pcpatch object based on the specified attribute dimensions and returns a new pcpatch object that is composed of the sorted pcpoint objects.

Syntax

pcpatch ST_sort(pcpatch pc, text[] dimnames);

Parameters

Parameter Description
pc The pcpatch object.
dimnames The array of attribute dimension names.

Examples

update patches set pa=ST_Sort(pa, Array['y','x']);
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(1 rows)