Got error 28 from storage engine SQL=SELECT DISTINCT a.*,DATEDIFF(a.end_date,a.start_date) as interval_days,b.id as location_id,b.location,b.price,c.description FROM `dmt_program_schedules` AS a LEFT JOIN `dmt_program_locations` as b ON a.program_id=b.program_id LEFT JOIN `dmt_program_descriptions` as c ON a.program_id=c.program_id WHERE a.category_id =9 AND a.start_date BETWEEN '2017-08-19' AND '2017-09-19' ORDER BY a.start_date asc LIMIT 0, 2000