sql1=select * from (select *, row_number() over(order by username ) as rowNumber from users where regfrom='admin') as t where t.rowNumber 0 and t.rowNumber = 0 + 30 order by username

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怎么會(huì)有27 條記錄呢,除非你的表 一共就27條記錄吧。
用游標(biāo)或臨時(shí)表
--游標(biāo)
declare youbiao1 for 查詢(xún)1
open youbiao1
fetch next from youbiao1 into 變量
while @@FETCH_STATUS = 0
begin
里面一次套用
end
--臨時(shí)表
declare @ID int
set @ID = 1
while Exists(select * from 表)
begin
--處理
--
set @ID = @ID + 1
end
Create Table Tb
(
Pid Varchar(50),
CEID Varchar(50),
Level int,
Ccode Varchar(50),
pCode Varchar(50)
)
Insert Into TB Values('','1',0,'產(chǎn)品1','')
Insert Into TB Values('1','2',1,'Test1','產(chǎn)品1')
Insert Into TB Values('1','3',1,'Test2','產(chǎn)品1')
Insert Into TB Values('2','4',2,'Test11','Test1')
Insert Into TB Values('2','5',2,'Test12','Test1')
Insert Into TB Values('3','6',2,'Test21','Test2')
Insert Into TB Values('3','7',2,'Test22','Test2')
Insert Into TB Values('6','8',3,'Test211','Test21')
Insert Into TB Values('6','9',3,'Test212','Test21')
Insert Into TB Values('6','10',3,'Test213','Test21')
With T
As
(
Select Pid,CEID,Ccode,Level,Convert(Varchar(4000),CEID) As Path From TB ?Where Pid=''
Union All
Select TB.Pid,TB.CEID,TB.Ccode,TB.Level,Convert(Varchar(4000),T.Path+'-'+TB.CEID) From TB inner join T On TB.Pid=T.CEID
)
Select replicate(' ? ?',level)+Ccode As Ccode From T
Order By Path
--T_Sql查詢(xún)
select a.Name as tableName from sysobjects a inner join syscolumns b on a.ID=b.ID
where b.Name='字段名'
給分!
當(dāng)前題目:sqlserver遍歷父,sql 遍歷
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