have a tryselect A.M_Nname,
A.M_Type,
A.Unit,
(select sum(Quan) from MaterialTable where M_Nname=A.M_Nname and M_Type=A.M_Type)
from MaterialTable A
order by A.id
A.M_Type,
A.Unit,
(select sum(Quan) from MaterialTable where M_Nname=A.M_Nname and M_Type=A.M_Type)
from MaterialTable A
order by A.id
解决方案 »
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