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我將一個祖先表加入到一個查詢中,該查詢給出了預期的結果,但是在少數情況下,它會根據「客戶端」返回多個行。我只需要返回列中'MAX'條目的行。SQL - n層聯接語句
SELECT C.FULL_NAME_ALTERNATE || ' (' || C.CLIENT_NUMBER || ')' AS CLIENT,
SA.ORGANIZATION_ID AS SA_ORG,
SA.PROGRAM_NAME AS PROGRAM,
CPA.PROCEDURES AS PROCEDURE,
SUM(SA.ACTIVITY_UNIT) AS USED_UNITS,
AP.DEFAULT_PROCEDURE_FEE AS FEE,
(SUM(SA.ACTIVITY_UNIT) * AP.DEFAULT_PROCEDURE_FEE) AS USED_DOLLARS,
AP.ORGANIZATION_ID AS AP_ORG
FROM RPT_CLIENT C
INNER JOIN RPT_CLIENT_PAYER_AUTH CPA ON C.CLIENT_ID = CPA.CLIENT_ID
INNER JOIN RPT_SCHEDULED_ACTIVITIES SA ON SA.ACTIVITY_DETAIL_ID = CPA.ACTIVITY_DETAIL_ID
INNER JOIN RPT_ORGANIZATION_RELATIVE R ON R.DESCENDANT_ORG_ID = CPA.ORGANIZATION_ID
INNER JOIN RPT_ADMIN_PROCEDURE AP ON CPA.PROCEDURES = AP.PROCEDURE_CODE
AND (AP.END_DATE > CURRENT_DATE OR AP.END_DATE IS NULL)
AND AP.ORGANIZATION_ID = R.ANCESTOR_ORG_ID
GROUP BY C.FULL_NAME_ALTERNATE || ' (' || C.CLIENT_NUMBER || ')',
SA.ORGANIZATION_ID,
SA.PROGRAM_NAME,
CPA.PROCEDURES,
AP.DEFAULT_PROCEDURE_FEE,
AP.ORGANIZATION_ID
這將返回類似以下內容:
CL ID PROG PROC UNIT DOLLARS FEE SA_ID
Bob 1029 ACH W7075 4069 37272.04 9.16 1029
Bob 1142 RCH W6099 344 5149.68 14.97 1142
Bob 1142 RCH W6099 344 5772.32 16.78 1137
Jen 1029 ACH W7074 3898 17541 4.5 1029
Jen 1024 BEH W7095 55 1068.1 19.42 1024
Jen 1142 RES W6099 343 5134.71 14.97 1142
Jen 1142 RES W6099 343 5755.54 16.78 1137
Dave 1186 RES W6098 350 64004.5 182.87 1137
Dave 1186 RES W6098 350 64004.5 182.87 1186
Dave 1186 RES W6099 350 5873 16.78 1137
Dave 1186 RES W6099 350 5873 16.78 1186
我需要返回每個客戶端,身份證,計劃和程序只有1行。當有多個時,需要使用帶有max(sa_id)的行。
* sa_id和id並不總是匹配,但是當它們這樣做時,它們將被選中。
是'sa_id'唯一列,或者是在同一個客戶端有多個具有相同'sa_id'的記錄?您提供的示例輸出的示例數據會很有幫助。 :) –
示例結果中的列名與您提供的查詢中的選定列不匹配。 –