<query id="updateItemFile" action="update">
	<tables>
		<table name="nproduct_items" />
	</tables>
	<columns>
		<column name="file_srl" var="file_srl" />
		<column name="thumb_file_srl" var="thumb_file_srl" />
	</columns>
	<conditions>
		<condition operation="equal" column="item_srl" var="item_srl" notnull="notnull" />
	</conditions>
</query>
