[英]MS Access Union Query Order by Select statements
我試圖將3個不同的管道分隔表合並為一個,以便可以將其導出為一個文本文件。 每個管道定界表具有不同的結構。 這是我到目前為止所擁有的。 當我運行聯合查詢時,它將按查詢2,查詢1,查詢3進行排序; 我確信這是因為每個查詢的輸出都按照ABC順序進行了最終排序。 有什么方法可以按查詢順序對其進行排序嗎?
SELECT qry_Header.HDR
from qry_Header
union
select qry_GHD_Headers.GHD_Header
from qry_GHD_Headers inner join [Coverage ID] ON qry_GHD_Headers.
[Coverage ID] = [Coverage ID].[Coverage ID]
where [Coverage ID].ID = 1
union
select
[qry_Pipe_Delim].Pipe_Delim
FROM qry_Pipe_Delim INNER JOIN [Coverage ID] ON qry_Pipe_Delim.
[Coverage ID] = [Coverage ID].[Coverage ID]
where [Coverage ID].ID = 1
輸出看起來像這樣:
GHD|CA015015HL|TM|F|20150414
HDR|10|P00000000020123|AXQEN16E88|RXHUB|OPTUMRX|CP000005|20150415|104818|FRM|U|20150414|P
TDT|A|CA015015HL|00008112312|003|||||This medication increases risk of serious toxicity in patients 65 and older. Use safer alternatives.|National guidelines and quality measures recommend avoiding this medication in patients 65 yrs and older due to incre
首選輸出:
HDR|10|P00000000020123|AXQEN16E88|RXHUB|OPTUMRX|CP000005|20150415|104818|FRM|U|20150414|P
GHD|CA015015HL|TM|F|20150414
TDT|A|CA015015HL|00008112312|003|||||This medication increases risk of serious toxicity in patients 65 and older. Use safer alternatives.|National guidelines and quality measures recommend avoiding this medication in patients 65 yrs and older due to incre
我想通了-至少是一種可行的解決方法
SELECT HDR
FROM(
SELECT 1, qry_Header.HDR
from qry_Header
union
select 2, qry_GHD_Headers.GHD_Header
from qry_GHD_Headers inner join [Coverage ID] ON qry_GHD_Headers.
[Coverage ID] = [Coverage ID].[Coverage ID]
where [Coverage ID].ID = 1
union
select 3,
[qry_Pipe_Delim].Pipe_Delim
FROM qry_Pipe_Delim INNER JOIN [Coverage ID] ON qry_Pipe_Delim.
[Coverage ID] = [Coverage ID].[Coverage ID]
where [Coverage ID].ID = 1)
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