mysql explain : inner join analysis ; <eq_ref> better than
explainselectt.order_sn,t.cust_code,ti.tms_order_other_info_id,sp.province_name,sc.city_name,sr.region_name,st.town_name,t.buyer_address fromtms_ordertinnerjointms_order_other_infotiont.tms_order_id=