<table name="member_group_member">
    <column name="site_srl" type="number" size="11" notnull="notnull" index="idx_site_srl" default="0" />
    <column name="group_srl" type="number" size="11" notnull="notnull" index="idx_group_member" />
    <column name="member_srl" type="number" size="11" notnull="notnull" index="idx_group_member" />
    <column name="regdate" type="date" />
</table>
