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select case when b.name is null and c.name is null then 'ºÏ¼Æ' when b.name is null and c.name is not null then 'С¼Æ' else b.name end as mtrname,
sum(a.number),c.name as cname from x_sell a join x_material b on a.mtr=b.fid join p_organi c on c.fid=a.customer
where a.stime>'2009-10-01'
GROUP BY c.name,b.name WITH ROLLUP
order by c.name desc,b.name desc
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