<iftest="searchKeywords != null and searchKeywords != ''"> and tu.usecase_no like concat('%', #{searchKeywords}, '%') or tu.name like concat('%', #{searchKeywords}, '%')</if>
<iftest="searchKeywords != null and searchKeywords != ''"> and tu.usecase_no like concat('%', #{searchKeywords}, '%') or tu.name like concat('%', #{searchKeywords}, '%')</if>