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-1206502','list-1206501','list-1206500','list-1206499','list-1206498','list-1206497','list-1206496','list-1206495','list-1206494','list-1206493','list-1206492','list-1206491','list-1206490','list-1206489','list-1206488','list-1206487','list-1206486','list-1206485','list-1206484','list-1206483','list-1206482','list-1206481','list-1206480','list-1206479','list-1206478','list-1206477','list-1206476','list-1206475','list-1206474','list-1206473') ORDER BY ext.taxis ASC,ext.id DESC】