N-M条记录
1.
select top m * into 临时表(或表变量) from tablename order by columnname -- 将top m笔插入
set rowcount n
select * from 表变量 order by columnname desc
2.
select top n * from
(select top m * from tablename order by columnname) a
order by columnname desc
3.
如果tablename里没有其他identity列,那么:
select identity(int) id0,* into #temp from tablename取n到m条的语句为:
select * from #temp where id0 >=n and id0 <= m如果你在执行select identity(int) id0,* into #temp from tablename这条语句的时候报错,那是因为你的DB中间的select into/bulkcopy属性没有打开要先执行:
exec sp_dboption 你的DB名字,'select into/bulkcopy',true
4.
如果表里有identity属性,那么简单:
select * from tablename where identitycol between n and m
1.
select top m * into 临时表(或表变量) from tablename order by columnname -- 将top m笔插入
set rowcount n
select * from 表变量 order by columnname desc
2.
select top n * from
(select top m * from tablename order by columnname) a
order by columnname desc
3.
如果tablename里没有其他identity列,那么:
select identity(int) id0,* into #temp from tablename取n到m条的语句为:
select * from #temp where id0 >=n and id0 <= m如果你在执行select identity(int) id0,* into #temp from tablename这条语句的时候报错,那是因为你的DB中间的select into/bulkcopy属性没有打开要先执行:
exec sp_dboption 你的DB名字,'select into/bulkcopy',true
4.
如果表里有identity属性,那么简单:
select * from tablename where identitycol between n and m
GO
CREATE TABLE TB(ID INT PRIMARY KEY,[NAME] VARCHAR(10))
INSERT TB SELECT 1,'A'
INSERT TB SELECT 3,'B'
INSERT TB SELECT 5,'C'
INSERT TB SELECT 7,'D'
SELECT ID,[NAME] FROM (
SELECT *,CNT=(SELECT COUNT(1) FROM TB WHERE ID<=T.ID) FROM TB T )A
WHERE CNT=2 --查找第2条记录
/*ID NAME
----------- ----------
3 B(1 行受影响)*/
GO
CREATE TABLE TB(ID INT PRIMARY KEY,[NAME] VARCHAR(10))
INSERT TB SELECT 1,'A'
INSERT TB SELECT 3,'B'
INSERT TB SELECT 5,'C'
INSERT TB SELECT 7,'D'
SELECT ID,[NAME]FROM (
SELECT ID,[NAME],ROW_NUMBER() OVER(ORDER BY ID ASC )AS ROW_NUM FROM TB)T
WHERE ROW_NUM=2
/*ID NAME
----------- ----------
3 B
*/
--sql 2000select * from
(
select * , px = (select count(1) from tb where id < t.id) + 1 from tb t
) m
where id = 某值select * from
(
select * , px = (select count(1) from tb where id < t.id) + 1 from tb t
) m
where id between 某值1 and 某值2--sql 2005
select * from
(
select * , px = row_number over(order by id) from tb
) m
where id = 某值select * from
(
select * , px = row_number over(order by id) from tb
) m
where id between 某值1 and 某值2
取n到m条记录的语句1.
select top m * from tablename where id not in (select top n id from tablename)2.
select top m * into 临时表(或表变量) from tablename order by columnname -- 将top m笔插入
set rowcount n
select * from 表变量 order by columnname desc3.
select top n * from
(select top m * from tablename order by columnname) a
order by columnname desc
4.如果tablename里没有其他identity列,那么:
select identity(int) id0,* into #temp from tablename取n到m条的语句为:
select * from #temp where id0 >=n and id0 <= m如果你在执行select identity(int) id0,* into #temp from tablename这条语句的时候报错,那是因为你的DB中间的select into/bulkcopy属性没有打开要先执行:
exec sp_dboption 你的DB名字,'select into/bulkcopy',true
5.如果表里有identity属性,那么简单:
select * from tablename where identitycol between n and m 6.如果是sql server 2005 可以这样写:
select top 20 * from T order col
except
select top 2 * from T order col
USE gepro
GO
IF OBJECT_ID('TB')IS NOT NULL DROP TABLE TB
GO
CREATE TABLE TB(ID INT PRIMARY KEY,[NAME] VARCHAR(10))
INSERT TB SELECT 1,'A'
INSERT TB SELECT 3,'B'
INSERT TB SELECT 5,'C'
INSERT TB SELECT 7,'D'
GO
SELECT A.* ,(SELECT COUNT(1) Cont FROM TB WHERE id <= A.id )
FROM TB ASELECT A.*,ROW_NUMBER() OVER (ORDER BY id )
FROM TB A
GO
DROP TABLE tb
GO ID NAME
----------- ---------- -----------
1 A 1
3 B 2
5 C 3
7 D 4(4 行受影响)ID NAME
----------- ---------- --------------------
1 A 1
3 B 2
5 C 3
7 D 4(4 行受影响)
union all
select * from tb where (id%2 )=0