我希望有人能帮助我解决这个问题。
我有以下代码:
WITH CTE AS ( SELECT SITEID, NIINs, TRX_DT
FROM
(SELECT A.SITEID, max(B.TRX_DT) as TRX_DT,A.NIINs
FROM KCA0001.TRANS A LEFT OUTER JOIN DDCNENVR.ATR B ON B.SITE_ID = A.SITEID AND
B.NIIN = A.NIINs AND(B.TRX_DT BETWEEN '2018225' AND '2018273') AND B.DOC_ID IN ('D8A','D9A')
WHERE A.SITEID = 'HECN'
Group by A.SITEID, A.NIINs, B.MED_STA_CD
UNION
SELECT A.SITEID, max(B.TRX_DT) as TRX_DT, A.NIINs
FROM KCA0001.TRANS A LEFT OUTER JOIN DDDEENVR.ATR B ON B.SITE_ID = A.SITEID AND
B.NIIN = A.NIINs AND(B.TRX_DT BETWEEN '2018225' AND '2018273') AND B.DOC_ID IN ('D8A','D9A')
WHERE A.SITEID = 'EGDE'
Group by A.SITEID, A.NIINs, B.MED_STA_CD
UNION
SELECT A.SITEID, max(B.TRX_DT) as TRX_DT, A.NIINs
FROM KCA0001.TRANS A LEFT OUTER JOIN DDWGENVR.ATR B ON B.SITE_ID = A.SITEID AND
B.NIIN = A.NIINs AND(B.TRX_DT BETWEEN '2018225' AND '2018273') AND B.DOC_ID IN ('D8A','D9A')
WHERE A.SITEID = 'HEWG'
Group by A.SITEID, A.NIINs, B.MED_STA_CD))
SELECT A.SITEID AS SITE_ID, B.TRX_DT, B.SEQ_TIME, B.DOC_ID, B.RIC, B.MED_STA_CD, B.FSC, A.NIINS AS NIIN, B.UI, B.ADJ_QTY, B.DOCNO, B.MULT_USE_45_53, B.DISTR_CD, B.PROJ_CD, B.MULT_USE_60_66, B.DEPOT_RIC, B.O_P_CD, B.COND_CD, B.MGT_CD, B.JULN_DAY, B.MULT_USE_76_80, B.OPN_BAL_SEG, B.MAND_RSCH_CD, B.CAUSE_DOC_ID, B.RCN,B.OPNS_CTL_NO, B.CIIC, B.UPRICE, B.MGR_RIC, B.PRGM_ID, A.TRX_DT AS START_DT
FROM CTE A
LEFT OUTER JOIN DDDEENVR.ATR B ON A.NIINs = b.NIIN AND A.SITEID = B.SITE_ID AND B.TRX_DT >= A.TRX_DT
WHERE CTE.SITEID = 'EGDE'
我的雇主要求我创建一个查询,该查询将根据几个条件提取数据。上面的代码使用CTE创建一个表,其中包含D8A或D9A(DOC_ID列)的最新日期。
表KCA0001.TRANS(表1)与表DDCNENVR.ATR (表2)在SITE_ID(列1)、NIIN (列2)和DOC (列3) IN (D8A,D9A)上连接。这将在TRX_DT列中给出一个值,如2018100
我想要做的是使用与Site_ID(第1列)和NIIN(第2列)相关联的2018100值,并将其用作开始日期,但前提是首先完成DOC_ID下的D8A或D9A。
因此,假设有一行:
SITE_ID NIIN DOC_ID TRX_DT START_DT
NY 1111 D8A 2018100 2018100
NY 1111 DJZ 2018101 2018100
PA 1112 D9A 2018100 2018100
PA 1112 DJZ 2018101 2018100
VA 1113 BCA 2018101 2018100
VA 1113 DJZ 2018102 2018100
NY和PA很好,但是由于没有先做D8A或D9A,所以不应该返回VA。
我仍然是SQL的新手,所以如果提供的代码不是最好的,我也能理解。如果我能更好地澄清,请告诉我。
发布于 2018-08-17 10:06:25
我太傻了,代码实际上是在做我想让它做的事情,我所需要的就是:
ORDER BY 1 ASC, 8 ASC, 2 ASC, 3 ASC, 4 ASC, 31 ASC
最后,它整理了我的数据。
https://stackoverflow.com/questions/51886459
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