我有一个表，该表包含两个字段，这些字段是唯一键，但是我不需要此表中的键，因为我需要该表中不包含的其他两个字段（Jda_sourcing）。我创建了一个查询，认为该查询可以满足我的需求，但是我不确定。我跑了，没有任何错误，但是想知道这是否可行。
这是一个很长的查询，所以我不会包括所有内容。我希望组合键是BrandNum和站点供应商。这些列不在Jda_sourcing表中。该项目是两个表的共同点。我不确定这是否可行，这就是为什么我要发布此问题。
SELECT COUNT(*),
item,
source,
dest
FROM [dq].[jda_sourcing] AS js
WHERE [item] IN (SELECT [item]
FROM [dq].[jda_udt_item_local]
WHERE
--EXISTS
[u_brand] IN (SELECT TOP 100
itm.u_brand AS BrandNum
FROM (SELECT lnk.material,
loc.plant,
loc.storagelocation,
lnk.purchasingstatus,
lnk.sellingstatus,
lnk.sitevendor,
CASE WHEN ssc.material IS NOT NULL THEN 'SSC' ELSE 'DIRECT' END AS source
FROM scm.sap_marc AS lnk
JOIN (SELECT DISTINCT
loc AS plant,
RIGHT(location_id, 4) AS storagelocation,
loc_type
FROM dq.static_location
WHERE loc IS NOT NULL
AND loc_status = 'A'
AND loc_type = 'FWD') AS loc ON loc.plant = lnk.plant
LEFT JOIN scm.sap_mard AS ssc ON ssc.plant = loc.plant
AND ssc.material = lnk.material
AND ssc.sscvalidfrom <= CONVERT(varchar(8), GETDATE(), 112)
AND ssc.sscvalidto >= CONVERT(varchar(8), GETDATE(), 112)
LEFT JOIN scm.sap_zdt_mm_source AS src ON src.plant = lnk.plant
AND src.material = lnk.material
AND (lnk.sitevendor = src.vendor
OR ssc.material IS NOT NULL
OR LEN(src.vendor) = 4)
AND src.validfromdate <= CONVERT(varchar(8), GETDATE(), 112)
AND src.validtodate >= CONVERT(varchar(8), GETDATE(), 112)
WHERE lnk.purchasingstatus IN ('P', 'U', 'W')
AND src.material IS NULL) AS msrc
LEFT JOIN dq.jda_udt_item_local AS itm ON itm.item = msrc.material
LEFT JOIN scm.sap_mara AS ssn ON ssn.material = msrc.material
AND ssn.supercedeeffdate <= GETDATE()
LEFT JOIN (SELECT item,
dest,
tier1,
gs_source,
supplier,
otc_status,
u_inco_term
FROM [flmir-jdasqldv1].scdq.dq.jda_sku_sourcing AS SKUSRC
JOIN [flmir-jdasqldv1].scdq.dq.jda_udt_loc AS LOC ON LOC.loc = SKUSRC.tier1
WHERE tier1 <> ''
--and otc_status in ('AA','AH','IN','IF','IH')
) AS lss ON lss.item = msrc.material
AND lss.dest = CAST(msrc.plant AS varchar) + '-' + CAST(msrc.storagelocation AS varchar)
LEFT JOIN scm.ci_corpitem AS ci ON ci.item = msrc.material
--left join [dq].[jda_sourcing]js on js.[item]=msrc.material
--and js.[dest]= cast(msrc.plant as varchar) + '-' + cast(msrc.storagelocation as varchar)
LEFT JOIN temp.lg_sourcing_xref AS lgs ON lgs.item = msrc.material
AND lgs.plant = CAST(msrc.plant AS varchar)
AND lgs.sloc = CAST(msrc.storagelocation AS varchar)
WHERE ISNULL(itm.u_prod_class, 0) NOT IN (40, 85, 86, 94, 96, 99)
AND ISNULL(itm.u_brand, 0) <> '9999'))
AND LEN(source) = 13
GROUP BY item,
source,
dest
UNION ALL
SELECT COUNT(*),
item,
source,
dest
FROM [dq].[jda_sourcing] AS js
WHERE [item] IN (SELECT [material]
FROM [scm].[sap_marc]
WHERE
--EXISTS
[sitevendor] IN (SELECT TOP 100
msrc.sitevendor AS SiteVendor
FROM (SELECT lnk.material,
loc.plant,
loc.storagelocation,
lnk.purchasingstatus,
lnk.sellingstatus,
lnk.sitevendor,
CASE WHEN ssc.material IS NOT NULL THEN 'SSC' ELSE 'DIRECT' END AS source
FROM scm.sap_marc AS lnk
JOIN (SELECT DISTINCT
loc AS plant,
RIGHT(location_id, 4) AS storagelocation,
loc_type
FROM dq.static_location
WHERE loc IS NOT NULL
AND loc_status = 'A'
AND loc_type = 'FWD') AS loc ON loc.plant = lnk.plant
LEFT JOIN scm.sap_mard AS ssc ON ssc.plant = loc.plant
AND ssc.material = lnk.material
AND ssc.sscvalidfrom <= CONVERT(varchar(8), GETDATE(), 112)
AND ssc.sscvalidto >= CONVERT(varchar(8), GETDATE(), 112)
LEFT JOIN scm.sap_zdt_mm_source AS src ON src.plant = lnk.plant
AND src.material = lnk.material
AND (lnk.sitevendor = src.vendor
OR ssc.material IS NOT NULL
OR LEN(src.vendor) = 4)
AND src.validfromdate <= CONVERT(varchar(8), GETDATE(), 112)
AND src.validtodate >= CONVERT(varchar(8), GETDATE(), 112)
WHERE lnk.purchasingstatus IN ('P', 'U', 'W')
AND src.material IS NULL) AS msrc
LEFT JOIN dq.jda_udt_item_local AS itm ON itm.item = msrc.material
LEFT JOIN scm.sap_mara AS ssn ON ssn.material = msrc.material
AND ssn.supercedeeffdate <= GETDATE()
LEFT JOIN (SELECT item,
dest,
tier1,
gs_source,
supplier,
otc_status,
u_inco_term
FROM [flmir-jdasqldv1].scdq.dq.jda_sku_sourcing AS SKUSRC
JOIN [flmir-jdasqldv1].scdq.dq.jda_udt_loc AS LOC ON LOC.loc = SKUSRC.tier1
WHERE tier1 <> ''
--and otc_status in ('AA','AH','IN','IF','IH')
) AS lss ON lss.item = msrc.material
AND lss.dest = CAST(msrc.plant AS varchar) + '-' + CAST(msrc.storagelocation AS varchar)
LEFT JOIN scm.ci_corpitem AS ci ON ci.item = msrc.material
--left join [dq].[jda_sourcing]js on js.[item]=msrc.material
--and js.[dest]= cast(msrc.plant as varchar) + '-' + cast(msrc.storagelocation as varchar)
LEFT JOIN temp.lg_sourcing_xref AS lgs ON lgs.item = msrc.material
AND lgs.plant = CAST(msrc.plant AS varchar)
AND lgs.sloc = CAST(msrc.storagelocation AS varchar)
WHERE ISNULL(itm.u_prod_class, 0) NOT IN (40, 85, 86, 94, 96, 99)
AND ISNULL(itm.u_brand, 0) <> '9999'))
AND LEN(source) = 13
GROUP BY item,
source,
dest;
答案 0 :(得分：0)
稍作重构，您的代码就可以更清晰-像这样：
也许这也可以使您的问题更清晰，因为您可以按名称引用子查询？
WITH lss AS
(
SELECT item,
dest,
tier1,
gs_source,
supplier,
otc_status,
u_inco_term
FROM [flmir-jdasqldv1].scdq.dq.jda_sku_sourcing AS SKUSRC
JOIN [flmir-jdasqldv1].scdq.dq.jda_udt_loc AS LOC ON LOC.loc = SKUSRC.tier1
WHERE tier1 <> ''
), loc as
(
SELECT DISTINCT
loc AS plant,
RIGHT(location_id, 4) AS storagelocation,
loc_type
FROM dq.static_location
WHERE loc IS NOT NULL AND loc_status = 'A' AND loc_type = 'FWD'
), msrc AS
(
SELECT lnk.material,
loc.plant,
loc.storagelocation,
lnk.purchasingstatus,
lnk.sellingstatus,
lnk.sitevendor,
CASE WHEN ssc.material IS NOT NULL THEN 'SSC' ELSE 'DIRECT' END AS source
FROM scm.sap_marc AS lnk
JOIN loc ON loc.plant = lnk.plant
LEFT JOIN scm.sap_mard AS ssc ON ssc.plant = loc.plant
AND ssc.material = lnk.material
AND ssc.sscvalidfrom <= CONVERT(varchar(8), GETDATE(), 112)
AND ssc.sscvalidto >= CONVERT(varchar(8), GETDATE(), 112)
LEFT JOIN scm.sap_zdt_mm_source AS src ON src.plant = lnk.plant
AND src.material = lnk.material
AND (lnk.sitevendor = src.vendor
OR ssc.material IS NOT NULL
OR LEN(src.vendor) = 4)
AND src.validfromdate <= CONVERT(varchar(8), GETDATE(), 112)
AND src.validtodate >= CONVERT(varchar(8), GETDATE(), 112)
WHERE lnk.purchasingstatus IN ('P', 'U', 'W') AND src.material IS NULL
), t100brand AS
(
SELECT TOP 100
itm.u_brand AS BrandNum
FROM msrc
LEFT JOIN dq.jda_udt_item_local AS itm ON itm.item = msrc.material
LEFT JOIN scm.sap_mara AS ssn ON ssn.material = msrc.material
AND ssn.supercedeeffdate <= GETDATE()
LEFT JOIN lss ON lss.item = msrc.material AND lss.dest = CAST(msrc.plant AS varchar) + '-' + CAST(msrc.storagelocation AS varchar)
LEFT JOIN scm.ci_corpitem AS ci ON ci.item = msrc.material
--left join [dq].[jda_sourcing]js on js.[item]=msrc.material
--and js.[dest]= cast(msrc.plant as varchar) + '-' + cast(msrc.storagelocation as varchar)
LEFT JOIN temp.lg_sourcing_xref AS lgs ON lgs.item = msrc.material
AND lgs.plant = CAST(msrc.plant AS varchar)
AND lgs.sloc = CAST(msrc.storagelocation AS varchar)
WHERE ISNULL(itm.u_prod_class, 0) NOT IN (40, 85, 86, 94, 96, 99)
AND ISNULL(itm.u_brand, 0) <> '9999')
), t100branditem AS
(
SELECT [item]
FROM [dq].[jda_udt_item_local]
JOIN t100brand t100 on u_brand = t100.u_brand)
), t100vender AS
(
SELECT TOP 100
msrc.sitevendor AS SiteVendor
FROM msrc
LEFT JOIN dq.jda_udt_item_local AS itm ON itm.item = msrc.material
LEFT JOIN scm.sap_mara AS ssn ON ssn.material = msrc.material
AND ssn.supercedeeffdate <= GETDATE()
LEFT JOIN lss ON lss.item = msrc.material
AND lss.dest = CAST(msrc.plant AS varchar) + '-' + CAST(msrc.storagelocation AS varchar)
LEFT JOIN scm.ci_corpitem AS ci ON ci.item = msrc.material
--left join [dq].[jda_sourcing]js on js.[item]=msrc.material
--and js.[dest]= cast(msrc.plant as varchar) + '-' + cast(msrc.storagelocation as varchar)
LEFT JOIN temp.lg_sourcing_xref AS lgs ON lgs.item = msrc.material
AND lgs.plant = CAST(msrc.plant AS varchar)
AND lgs.sloc = CAST(msrc.storagelocation AS varchar)
WHERE ISNULL(itm.u_prod_class, 0) NOT IN (40, 85, 86, 94, 96, 99)
AND ISNULL(itm.u_brand, 0) <> '9999')
), t100materialvendor as
(
SELECT [material]
FROM [scm].[sap_marc]
join t100vender v on sitevendor = v.sitevendor
where LEN(source) = 13
)
SELECT COUNT(*),
item,
source,
dest
FROM [dq].[jda_sourcing] AS js
join t100branditem bi ON bi.item = js.item
where LEN(source) = 13
GROUP BY item, source, dest
UNION ALL
SELECT COUNT(*),
item,
source,
dest
FROM [dq].[jda_sourcing] AS js
join t100materialvendor mv ON mv.material = js.item
GROUP BY item, source, dest;