<query id="deleteTreeNode" action="delete">
    <tables>
        <table name="document_categories" />
    </tables>
    <conditions>
        <condition operation="equal" column="module_srl" var="module_srl" filter="number" />
        <condition operation="equal" column="category_srl" var="document_srl" filter="number" pipe="and" />
    </conditions>
</query>
