SQL视图:
SELECT Bill.类型, BillS_Pm.项目编号, BillS_Pm.编码, Sum(BillS_Pm.数量) AS 完成数
FROM Bill INNER JOIN BillS_Pm ON Bill.单号 = BillS_Pm.单号
GROUP BY Bill.类型, BillS_Pm.项目编号, BillS_Pm.编码;
[attach]64280[/attach]
sql视图:
SELECT Pm.工作号, Pm.交期, Pm.编码, Data.名称, Data.规格, Pm.数量, PmRkCx.完成数, [数量]-[完成数] AS 余, Pm.特性备注, Pm.配套日, Pm.业务员, Pm.备注
FROM Data INNER JOIN (Pm LEFT JOIN PmRkCx ON (Pm.编码 = PmRkCx.编码) AND (Pm.工作号 = PmRkCx.项目编号)) ON Data.编码 = Pm.编码;
老大, 搞不定呢。作者: 天涯沦落20131 时间: 2022-3-18 10:04
SELECT ID, a.b.c.d.e.d.UM(data) AS f
FROM (SELECT 表1.ID-------
FROM 表1
UNION ALL
SELECT 表2.ID,-------
FROM 表2
union all
select 表3.ID---------
from 表3) AS t
GROUP BY ID, -------
注:第一列的字段是三张或多张表里的字段,也是你需要的字段,若三张表有相同字段,则不用更改,三张表没有则直接在前面:‘‘ as e(文本);0 as e(数字)