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SQL 联合查询 + XML解析

(select a.EBILLNO,a.EMPNAME,a.APPLYDATE,b.HS_NAME,replace(replace(a.SUMMARY,char(10), ‘‘),char(13),‘‘) as SUMMARY,cast(c.XmlData as XML).value((/List/item/No/text())[1],NVARCHAR(300)) as No,cast(c.XmlData as XML).value((/List/item/zje/text())[1],NVARCHAR(300)) as zje,cast(c.XmlData as XML).value((/List/item/yfje/text())[1],NVARCHAR(300)) as yfje,cast(c.XMLData as XML).value((/List/item/bcje/text())[1],NVARCHAR(300)) as bcje,cast(c.XMLData as XML).value((/List/item/URL/text())[1],NVARCHAR(300)) as URL,cast(c.XMLData as XML).value((/List/item/Remark/text())[1],NVARCHAR(300)) as BZ,cast(p.XMLData as XML).value((/NewDataSet/Table1/UserName/text())[1],NVARCHAR(500)) as SKRXM,(http://……?sid=3&mid=7281&PID=+a.PID) as bxdljdzfrom Ex_Bill as a left join Ex_System_Cfg as b on(a.BILLSYSTEMID=b.HS_ID and a.DATASYSTEMID=b.SYSTEM_NAME)left join (select * from [10.2.3.39].AspireworkFlow.dbo.RepeaingTable) as c on (c.Keyword=URL and c.ProcessID=a.PID)left join (select * from [10.2.3.39].AspireworkFlow.dbo.RepeaingTable) as d on (d.Keyword=FKXX_New and d.ProcessID=a.PID or d.Keyword=FKXX and d.ProcessID=a.PID)left join (select * from EX_BillExtension) as p on a.BILLNO=p.BILL_NOwhere applyempid=zhongxun and a.EBILLNO is not nulland status>5 and status not in(200,100,7000)and a.APPLYDATE>2011-01-01and a.HT=and cast(d.XMLData as XML).value((/List/item/SKRXM/text())[1],NVARCHAR(300)) is null) union(select e.EBILLNO,e.EMPNAME,e.APPLYDATE,f.HS_NAME,replace(replace(e.SUMMARY,char(10), ‘‘),char(13),‘‘) as SUMMARY,cast(g.XmlData as XML).value((/List/item/No/text())[1],NVARCHAR(300)) as No,cast(g.XmlData as XML).value((/List/item/zje/text())[1],NVARCHAR(300)) as zje,cast(g.XmlData as XML).value((/List/item/yfje/text())[1],NVARCHAR(300)) as yfje,cast(g.XMLData as XML).value((/List/item/bcje/text())[1],NVARCHAR(300)) as bcje,cast(g.XMLData as XML).value((/List/item/URL/text())[1],NVARCHAR(300)) as URL,cast(g.XMLData as XML).value((/List/item/Remark/text())[1],NVARCHAR(300)) as BZ,cast(h.XMLData as XML).value((/List/item/SKRXM/text())[1],NVARCHAR(300)) as SKRXM,(http://……?sid=3&mid=7281&PID=+e.PID) as bxdljdzfrom Ex_Bill as e left join Ex_System_Cfg as f on(e.BILLSYSTEMID=f.HS_ID and e.DATASYSTEMID=f.SYSTEM_NAME)left join (select * from [10.2.3.39].AspireworkFlow.dbo.RepeaingTable) as g on (g.Keyword=URL and g.ProcessID=e.PID)left join (select * from [10.2.3.39].AspireworkFlow.dbo.RepeaingTable) as h on (h.Keyword=FKXX_New and h.ProcessID=e.PID or h.Keyword=FKXX and h.ProcessID=e.PID)where applyempid=zhongxun and e.EBILLNO is not nulland status>5 and status not in(200,100,7000)and e.APPLYDATE>2011-01-01and e.HT=and cast(h.XMLData as XML).value((/List/item/SKRXM/text())[1],NVARCHAR(300)) is not null)

领导让导出一些数据,在写SQL的时候,难点不在于SQL本身,而在于逻辑上,当写出这个SQL以后,发现逻辑也没有那么难了。

就是采用Union把两组都查询出来的表放到一个里面