因爲工作的因素,涉及到Bom與工時比較多,就想着如何利用現有的系統體現出全階BOM。以下圖爲例:
在系統系統中的存儲方式如下:
P:父項;C:子件;SortSeq:行號,QTY:用量
if OBJECT_ID('SBom') is not null
begin
drop table SBom
end
select 1 as L, P+'-'+RTRIM(CAST(SORTSEQ AS CHAR)) AS LEV,P,SORTSEQ,C,QTY,qty as Sqty into SBom from bom where P='a'
DECLARE @ID AS INT
SET @ID=0
WHILE @ID<1
BEGIN
INSERT INTO SBOM(L,Lev,p,sortseq,c,qty,sqty)
select t1.L+1 as L,t1.lev+'-'+rtrim(cast(t2.sortseq as char)) as Lev,
t1.p,t2.sortseq,t2.c,t2.qty,t1.Sqty*t2.qty as Sqty from
(
select L,LEV,P,SORTSEQ,C,QTY,Sqty from SBom where L in(select MAX(l) from SBom)
)t1
INNER join bom t2 on t1.c=t2.p
SELECT @ID=CASE WHEN ISNULL(COUNT(1),0)>0 THEN 0 ELSE 1 END FROM SBOM T1
INNER JOIN BOM T2 ON T1.C=T2.P
WHERE T1.l IN(SELECT MAX(L) FROM SBOM)
END
這裏Sbom是最終存儲的全階Bom,最終的效果如下:
這樣可以較爲輕易地完成全階BOM
對於工時的運算,也是同理的。希望給在製造一線的兄弟們,拋磚引玉吧!