<query id="getCommentUsers" action="select">
    <tables>
        <table name="comments" />
    </tables>
    <columns>
        <column name="member_srl" />
        <column name="count(*)" alias="count" />
    </columns>
    <conditions>
        <condition operation="equal" column="document_srl" var="document_srl" filter="number" notnull="notnull" />
        <condition operation="excess" column="member_srl" default="0" pipt="and" />
    </conditions>
    <groups>
        <group column="member_srl" />
    </groups>
</query>
