This function returns true if all the pcpoint objects in a pcpatch object are sorted based on the specified attribute dimensions.

Syntax

boolean ST_isSorted(pcpatch pc, text[] dimnames, boolean strict default true);

Parameters

Parameter Description
pc The pcpatch object.
dimnames The array of attribute dimension names.
strict Indicates whether each pcpoint object has unique values for the specified attribute dimensions.

Examples

SELECT ST_isSorted(pa, Array['a','c']) FROM patches;
------------------------------------------------------------
 f
(1 rows)