SELECT a.id,a.name as pname,a.price,a.member_id as userid,a.stock,c.company,b.property_1,b.property_2,b.property_3,b.property_4,b.property_5,b.property_6,b.property_7,b.property_8  FROM mb_product a left join mb_defind_1 b on a.id=b.product_id left join mb_shop c on a.member_id=c.userid WHERE c.shop_statu=1 and a.status>0 and a.is_shelves=1  group by c.userid order by c.grade desc,c.userid desc,a.uptime desc limit 0,10Query execution was interrupted