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 bxdljdz
from 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_NO

where applyempid=zhongxun and a.EBILLNO is not null
and status>5 and status not in(200,100,7000)
and a.APPLYDATE>2011-01-01
and 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 bxdljdz
from 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 null
and status>5 and status not in(200,100,7000)
and e.APPLYDATE>2011-01-01
and 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

SQL 联合查询 + XML解析,布布扣,bubuko.com

SQL 联合查询 + XML解析

上一篇:mysql存储过程笔记


下一篇:centos6.5 rpm安装mysql5.6.19