<query id="updateCategoryListOrder" action="update">
	<tables>
		<table name="nproduct_categories" />
	</tables>
	<columns>
		<column name="list_order" var="list_order" notnull="notnull" />
	</columns>
	<conditions>
		<condition operation="equal" column="node_id" var="node_id" filter="number" notnull="notnull" />
	</conditions>
</query>
