SQL执行错误【ID：1030，错误信息是：Got error 28 from storage engine, SELECT ext.id,ext.identifier,ext.form_type,extc.content,ext.ext,ext.ftype FROM kd_fields ext JOIN kd_extc extc ON(ext.id=extc.id)  WHERE ext.ftype IN('list-1089615','list-1089614','list-1089613','list-1089612','list-1089611','list-1089610','list-1089609','list-1089608','list-1089607','list-1089606','list-1089605','list-1089604','list-1089603','list-1089602','list-1089601','list-1089600','list-1089599','list-921638','list-921637') ORDER BY ext.taxis ASC,ext.id DESC】