SQL Server·ÖÒ³3ÖÖ·½°¸±ÈÆ´
½¨Á¢±í£º
CREATE TABLE [TestTable] (
[ID] [int] IDENTITY (1, 1) NOT NULL ,
[FirstName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[LastName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[Country] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
[Note] [nvarchar] (2000) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GO
²åÈëÊý¾Ý£º(2ÍòÌõ£¬Óøü¶àµÄÊý¾Ý²âÊÔ»áÃ÷ÏÔһЩ)
SET IDENTITY_INSERT TestTable ON
declare @i int
set @i=1
while @i<=20000
begin
insert into TestTable([id], FirstName, LastName, Country,Note) values(@i, 'FirstName_XXX','LastName_XXX','Country_XXX','Note_XXX')
set @i=@i+1
end
SET IDENTITY_INSERT TestTable OFF
-------------------------------------
·ÖÒ³·½°¸Ò»£º(ÀûÓÃNot InºÍSELECT TOP·ÖÒ³)
Óï¾äÐÎʽ£º
SELECT TOP 10 *
from TestTable
WHERE (ID NOT IN
(SELECT TOP 20 id
from TestTable
ORDER BY id))
ORDER BY ID
SELECT TOP Ò³´óС *
from TestTable
WHERE (ID NOT IN
(SELECT TOP Ò³´óС*Ò³Êý id
from ±í
ORDER BY id))
ORDER BY ID
-------------------------------------
·ÖÒ³·½°¸¶þ£º(ÀûÓÃID´óÓÚ¶àÉÙºÍSELECT TOP·ÖÒ³£©
Óï¾äÐÎʽ£º
SELECT TOP 10 *
from TestTable
WHERE (ID >
(SELECT MAX(id)
from (SELECT TOP 20 id
from TestTable
ORDER BY id) AS T))
ORDER BY ID
SELECT TOP Ò³´óС *
from TestTable
WHERE (ID >
 
Ïà¹ØÎĵµ£º
Ô¶³ÌÁ¬½Ósql server 2000·þÎñÆ÷µÄ½â¾ö·½°¸
----ת×Ô£º·ÉºüСÎÝ
ÓÉÓ ......
Tree±íÈçÏÂ:
NodeId ParentId NodeName
0 -1 &nb ......
ÒªÇó£º °´ lct1£¬ lct2 ÅÅÐòºóµÄǰÁ½Ìõ¼Í¼£¬ÏÔʾΪÏÂÁнá¹û£º
item_cd1 item_cd2 lct
01 a   ......
Ó¦Ò»¸öÅóÓѵÄÒªÇó£¬ÌùÉÏÊղصÄSQL³£Ó÷ÖÒ³µÄ°ì·¨¡«¡«
±íÖÐÖ÷¼ü±ØÐëΪ±êʶÁУ¬[ID] int IDENTITY (1,1)
1.·ÖÒ³·½°¸Ò»£º(ÀûÓÃNot InºÍSELECT TOP·ÖÒ³)
Óï¾äÐÎʽ£º
SELECT TOP Ò³¼Ç¼ÊýÁ¿ *
from ±íÃû
WHERE (ID NOT IN
(SELECT TOP (ÿҳÐÐÊý*(Ò³Êý-1)) ID
from ±íÃû
ORDER BY ......