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我加入了一個查詢返回377行澄清PL/SQL在此查詢
Select Cm.Customerid,Cm.Customername,Ad.Addressid,Ad.Addressline1,
Stm.Statename,Ctm.Cityname,Dm.Districtname
From Crm.Customers Cm
inner join Crm.Customeraddress Ad on Ad.Customerid=Cm.Customerid
Inner Join Ehis.Statemaster Stm On Stm.Stateid=Ad.Stateid
Inner Join Ehis.Citymaster Ctm On Ctm.Cityid=Ad.Cityid
inner join Ehis.Districtmaster dm on Dm.Districtid=Ad.Districtid
但是,如果我添加更多的加入到這個(即)
Select
Cm.Customerid,Cm.Customername,Ad.Addressid,Ad.Addressline1,
Stm.Statename,Ctm.Cityname,Dm.Districtname
From Crm.Customers Cm
inner join Crm.Customeraddress Ad on Ad.Customerid=Cm.Customerid
inner join crm.agreements ag on ag.customerid=cm.customerid
Inner Join Ehis.Statemaster Stm On Stm.Stateid=Ad.Stateid
Inner Join Ehis.Citymaster Ctm On Ctm.Cityid=Ad.Cityid
inner join Ehis.Districtmaster dm on Dm.Districtid=Ad.Districtid
我的查詢沒有返回任何行。在使用內部連接的情況下,州議員,城市n區主人是否存在任何問題。請澄清相同。
@ ** richaux **:是的,我發現'協議'表沒有與'customer'表匹配的stateid數據,所以現在解決了死鎖問題。 – Bharath 2011-04-21 12:50:18