<query id="updateCommentSync" action="update">
    <tables>
        <table name="comments" alias="comments" />
        <table name="member" alias="member" />
    </tables>
    <columns>
        <column name="comments.member_srl" default="member.member_srl" filter="number" />
    </columns>
    <conditions>
        <condition operation="equal" column="comments.user_id" default="member.user_id" />
    </conditions>
</query>
