<query id="getDocumentNumericExtraKeys" action="select">
	<tables>
		<table name="document_extra_keys" />
	</tables>
	<columns>
		<column name="module_srl" />
		<column name="var_idx" />
		<column name="var_type" />
	</columns>
	<conditions>
		<condition operation="in" column="var_type" var="var_type" />
	</conditions>
</query>
