SQLÈ¡³öµÚ m Ìõµ½µÚ n Ìõ¼Ç¼µÄ·½·¨
´ÓTable ±íÖÐÈ¡³öµÚ m Ìõµ½µÚ n ÌõµÄ¼Ç¼£º(Not In °æ±¾)
SELECT TOP n-m+1 *
from Table
WHERE (id NOT IN (SELECT TOP m-1 id from Table ))
--´ÓTABLE±íÖÐÈ¡³öµÚmµ½nÌõ¼Ç¼ (Exists°æ±¾)
SELECT TOP n-m+1 * from TABLE AS a WHERE Not Exists
(Select * from (Select Top m-1 * from TABLE order by id) b Where b.id=a.id )
Order by id
--mΪÉϱ꣬nΪϱê,ÀýÈçÈ¡³öµÚ8µ½12Ìõ¼Ç¼,m=8,n=12,TableΪ±íÃû
Select Top n-m+1 * from Table
Where Id>(Select Max(Id) from
(Select Top m-1 Id from Table Order By Id Asc) Temp)
Order By Id Asc
1. Select Top n-m+1 * from Table Where Id>(Select Top m-1 Id from Table Order By Id Asc) Order By Id Asc
2. SQL Server 2005 ÖпÉÒÔÓà ROW_NUMBER£¨£© OVER£¨£©ÅäºÏÈ¡·ÖÒ³Êý¾ÝÁË¡£
DECLARE @StartRow INT
DECLARE @PageSize INT
SET ROWCOUNT 0
SET @StartRow = 100
SET @PageSize = 10
SELECT * from
(
SELECT ROW_NUMBER() OVER (ORDER BY Name) AS RowNumber,* from Person
) AS A WHERE A.RowNumber BETWEEN @StartRow + 1 AND @StartRow + @PageSize
3. select top n-m+1 from A where id not in (select m-1 id from A)
Ïà¹ØÎĵµ£º
²Ù×÷ϵͳµÄÖ§³Ö °æ±¾ºÍ·¢Ðаæ ʵÀý¡¢Êý¾Ý¿âºÍ±í¿Õ¼ä ʵÀýÃûºÍSID ϵͳÊý¾Ý¿âºÍϵͳ±í¿Õ¼ä
Ò»°ãµÄ¹«Ë¾Í¨³£»áÔÚËûÃǵÄÐÅϢϵͳ¼Ü¹¹ÖÐÒýÈë¶àÖÖÊý¾Ý¿âƽ̨£¬Í¬Ê±ÒýÈëÈýµ½ËÄÖÖ²»Í¬µÄRDBMS½â¾ö·½°¸µÄÖдóÐ͹«Ë¾Ò²²¢²»ÉÙ¼û£¬µ±È»ÕâЩ¹«Ë¾ÀïÃæµÄDBAÃÇͨ³£Ò²ÐèҪͬʱӵÓйÜÀí¶àÖÖ²»Í¬Æ½Ì¨µÄ¼¼ÄÜÁË¡£
Ö»ÔÚÒ»ÖÖÆ½Ì¨ÉÏÕ¹¿ª¹¤×÷µÄÊý¾Ý ......
Æäʵɾ³ýÊý¾Ý¿âÖÐÊý¾ÝµÄ·½·¨²¢²»¸´ÔÓ£¬ÎªÊ²Ã´ÎÒ»¹Òª¶à´ËÒ»¾ÙÄØ£¬Ò»ÊÇÎÒÕâÀï½éÉܵÄÊÇɾ³ýÊý¾Ý¿âµÄËùÓÐÊý¾Ý£¬ÒòΪÊý¾ÝÖ®¼ä¿ÉÄÜÐγÉÏà»¥Ô¼Êø¹ØÏµ£¬É¾³ý²Ù×÷¿ÉÄÜÏÝÈëËÀÑ»·£¬¶þÊÇÕâÀïʹÓÃÁË΢ÈíδÕýʽ¹«¿ªµÄsp_MSForEachTable´æ´¢¹ý³Ì¡£
Ò²ÐíºÜ¶à¶ÁÕßÅóÓѶ¼¾Àú¹ýÕâÑùµÄÊÂÇ飺ҪÔÚ¿ª·¢Êý¾Ý¿â»ù´¡ÉÏÇåÀíÒ»¸ö¿Õ¿â£¬µ«ÓÉÓÚ¶ÔÊý¾Ý¿ ......
¡¡¡¡1. SQL ServerµÄϵͳ±í
¡¡¡¡MicrosoftµÄSQL ServerÊÇÒ»¸ö¿ÉÉìËõµÄ¸ßÐÔÄÜÊý¾Ý¿â¹ÜÀíϵͳ£¬×¨Îª·Ö²¼Ê½¿Í»§»ú/·þ
ÎñÆ÷»·¾³¶øÉè¼Æ£¬SQL Server¼¸ºõ½«ËùÓеÄÅäÖÃÐÅÏ¢¡¢°²È«ÐÔÐÅÏ¢ºÍ¶ÔÏóÐÅÏ¢¶¼´æ´¢ÔÚÁËËü×Ô
ÉíµÄϵͳ±íÖУ¬¶øÏµÍ³±í´æÔÚÓÚÿ¸ö¶ÀÁ¢µÄÊý¾Ý¿âÖУ¬´æ´¢Ò»¸öÌØ¶¨Êý¾Ý¿â¶ÔÏóÐÅÏ¢µÄϵͳ±í
ͨ³£³ÆÎªÊý¾Ý¿âĿ¼£¬M ......
Ë®»·¾³¼à²âÊý¾Ý´æ´¢½á¹¹ÖÐÓÐÒ»ÖÖģʽ½Ð×ö"Êú±íģʽ"£¬¼´ÔÚ¼à²âÊý¾Ý±íÖУ¬Ä³¸öµãλÔÚij¸öʱ¼äµãÉϸ÷¼à²âÏîÄ¿µÄŨ¶È²â¶¨ÖµÔÚÎïÀí±íÖд洢ÔÚ¶àÌõ¼Ç¼ÖУ¬³ÊÊú×´·Ö²¼¡£¼à²âÊý¾Ý±íÖаüº¬²âµã´úÂë¡¢¼à²âʱ¼ä¡¢¼à²âÏîÄ¿´úÂ롢Ũ¶È²â¶¨ÖµµÈ£¬ËùÓмà²âÏîÄ¿µÄŨ¶È²â¶¨Öµ¶¼´æ´¢ÔÚͬһ¸ö×Ö¶ÎÖУ¬¼ÓÒÔ¼à²âÏîÄ¿´úÂë×÷ÎªÇø·Ö×ֶΡ£
"Êú ......
ÐÐÁе¹ÖÃÔÚsql serverÖÐÊÇÒ»Öֺܳ£¼ûµÄ¼¼ÇÉ£¬ÔÚ×öÓ¦ÓÃϵͳµÄʱºò£¬¾³£ÐèÒª×öһЩͳ¼Æ¹¦ÄܱÜÃâ²»ÁËʹÓÃÐÐÁе¹ÖÃÕâ¸ö¼¼ÇÉ£¬ÎÒССµÄ×öÁËÒ»ÏÂ×ܽ᣺
µÚÒ»ÖÖ£ºsql server 2000ÖÐʹÓÃcase½øÐÐÐÐÁе¹ÖÃ
create table RowCellConvertTest
(
grade varchar(50),
sex varchar(50),
studentCount int
)
......