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-1186494','list-1186493','list-1186492','list-1186491','list-1186490','list-1186489','list-1186488','list-1186487','list-1186486','list-1186485','list-1186484','list-1186483','list-1186482','list-1186481','list-1186480','list-1186479','list-1186478','list-1186477','list-1186476','list-1186475','list-1186474','list-1186473','list-1186472','list-1186471','list-1186470','list-1186469','list-1186468','list-1186467','list-1186466','list-1186465') ORDER BY ext.taxis ASC,ext.id DESC】