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sql²éѯÖÐÏÔʾÐòºÅ
2009-06-04 09:27
/* ·½·¨Ò»*/
SELECTÐòºÅ= (SELECT COUNT(¿Í»§±àºÅ) from ¿Í»§ AS LiMing
                   WHERE LiMing.¿Í»§±àºÅ<= Chang.¿Í»§±àºÅ),
   ¿Í»§±àºÅ,¹«Ë¾Ãû³Æ
from¿Í»§ AS Chang ORDER BY 1;
GO
/* ·½·¨¶þ: ʹÓÃSQL Server 2005 ¶ÀÓеÄRANK() OVER () Óï·¨*/
SELECT RANK() OVER (ORDER BY ¿Í»§±àºÅ DESC) AS ÐòºÅ,
      ¿Í»§±àºÅ,¹«Ë¾Ãû³Æ
from¿Í»§;
GO
/* ·½·¨Èý*/
SELECTÐòºÅ= COUNT(*), LiMing.¿Í»§±àºÅ, LiMing.¹«Ë¾Ãû³Æ
from ¿Í»§ AS LiMing, ¿Í»§AS Chang
WHERE LiMing.¿Í»§±àºÅ>= Chang.¿Í»§±àºÅ
GROUP BY LiMing.¿Í»§±àºÅ, LiMing.¹«Ë¾Ãû³Æ
ORDER BY ÐòºÅ;
GO
/* ·½·¨ËÄ
½¨Á¢Ò»¸ö¡¸×Ô¶¯±àºÅ¡¹µÄ×ֶΣ¬È»ºó½«Êý¾ÝÐÂÔöÖÁÒ»¸öÇøÓòÐÔÔÝ´æÊý¾Ý±í£¬
È»ºóÓɸÃÇøÓòÐÔÔÝ´æÊý¾Ý±íÖУ¬½«Êý¾Ýѡȡ³öÀ´£¬×îºóɾ³ý¸ÃÇøÓòÐÔÔÝ´æÊý¾Ý±í
*/
SELECTÐòºÅ= IDENTITY(INT,1,1),¹ÜµÀ,³ÌÐòÓïÑÔ,½²Ê¦,×ÊÀú
INTO #LiMing
fromÎÊȯµ÷²éÒ»;
GO
SELECT * from #LiMing;
GO
DROP TABLE #LiMing;
GO
/*
·½·¨Îå
ʹÓà SQL Server 2005 ¶ÀÓеÄROW_NUMBER() OVER () Óï·¨
´îÅä CTE £¨Ò»°ãÊý¾Ý±í±í´ïʽ£¬¾ÍÊÇ WITH ÄǶÎÓï·¨£©Ñ¡È¡ÐòºÅ2 ~ 4 µÄÊý¾Ý
*/
WITHÅÅÐòºóµÄͼÊé AS
(SELECT ROW_NUMBER() OVER (ORDER BY ¿Í»§±àºÅ DESC) AS ÐòºÅ,
   ¿Í»§±àºÅ,¹«Ë¾Ãû³Æ
from ¿Í»§)
SELECT * from ÅÅÐòºóµÄͼÊé
WHEREÐòºÅ BETWEEN 2 AND 4;
GO


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et ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
ALTER function [dbo].[Get_StrArrayLength]
(
 @str varchar(1024),  --Òª·Ö¸îµÄ×Ö·û´®
 @split varchar(10)  --·Ö¸ô·ûºÅ
)
returns int
as
begin
 declare @location int
 declare @start int
 declare @length int
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set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
ALTER function [dbo].[Get_StrArrayStrOfIndex]
(
 @str varchar(1024),  --Òª·Ö¸îµÄ×Ö·û´®
 @split varchar(10),  --·Ö¸ô·ûºÅ
 @index int --È¡µÚ¼¸¸öÔªËØ
)
returns varchar(1024)
as
begin
 declare @location int
 de ......
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