<query id="getFileStatus" action="select">
    <tables>
        <table name="files" />
    </tables>
    <columns>
        <column name="substr(regdate,1,8)" alias="date" />
        <column name="count(*)" alias="count" />
    </columns>
    <conditions>
        <condition operation="more" column="regdate" var="date" notnull="notnull"/>
    </conditions>
    <navigation>
        <index var="sort_index" default="substr(regdate,1,8)" order="asc" />
        <list_count var="list_count" default="2" />
    </navigation>
    <groups>
        <group column="substr(regdate,1,8)" />
    </groups>
</query>
