select * from OM_MOMain where cCode='委外訂單號'
/*委外訂單主表MOID (U861) 主表id cCode (U861) 訂單編號 */
select * from OM_MOMaterials
where MOID=(select MOID from OM_MOMain where cCode='委外訂單號' ) AND cInvCode like 'LF%'
/*委外用料單子表
MOMaterialsID (U861) 委外用料單子表ID int 4 False
MoDetailsID (U861) 委外訂單子表ID int 4 False
MOID (U861) 委外訂單ID
cInvCode (U861) 子件編碼
以上的like 'LF%'表示以LF開頭的存貨編碼
*/
以上根據委外訂單號查詢委外用料單子表數據
delete from OM_MOMaterials where MOID=(select MOID from OM_MOMain where cCode='委外訂單號' ) AND cInvCode like 'LF%'
以上通過聯查條件刪除委外用料單子表中以LF開頭的子件
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