操作数据库失败Can't create/write to file 'C:\windows\TEMP\#sql_830_1.MYD' (Errcode: 17)
sql:select m.*,t.* from meidun_maintb as m, meidun_ibanner as t where t.id=m.id and (m.category='44' or m.category in(select id from meidun_category where cate_parent = '44') or m.category in(select id from meidun_category where cate_parent in(select id from meidun_category where cate_parent = '44'))) and m.verify=0 order by m.listorder asc, m.addtime desc limit 0,10

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