<query id="updateGroup" action="update">
    <tables>
        <table name="member_group" />
    </tables>
    <columns>
        <column name="title" var="title" notnull="notnull" />
        <column name="is_default" var="is_default" default="N" notnull="notnull" />
        <column name="description" var="description" default="" />
    </columns>
    <conditions>
        <condition operation="equal" column="group_srl" var="group_srl" notnull="notnull" filter="number" />
    </conditions>
</query>
