src/main/resources/mapper/DesktopLayoutMapper.xml

@@ -23,4 +23,8 @@
        select isnull(max(sort_num), 0) sortNum
        FROM cnf_desktop_layout
    </select>
    <select id="selectMaxSortNum" resultType="int" databaseId="postgresql">
        select NVL(max(sort_num), 0) sortNum
        FROM cnf_desktop_layout
    </select>
</mapper>