sql²éѯÖÐÏÔʾÐòºÅ
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
Ïà¹ØÎĵµ£º
ϵͳ»·¾³£ºWindows 7
Èí¼þ»·¾³£ºVisual C++ 2008 SP1 +SQL Server 2005
±¾´ÎÄ¿µÄ£º±àдһ¸öº½¿Õ¹ÜÀíϵͳ
ÕâÊÇÊý¾Ý¿â¿Î³ÌÉè¼ÆµÄ³É¹û£¬ËäÈ»³É¼¨²»¼Ñ£¬µ«ÊÇ×÷ΪÎÒÓÃVC++ ÒÔÀ´±àдµÄ×î´ó³ÌÐò»¹ÊÇ´«µ½ÍøÉÏ£¬ÒÔ¹©²Î¿¼¡£ÓÃVC++ ×öÊý¾Ý¿âÉè¼Æ²¢²»ÈÝÒ×£¬µ«Ò²²»ÊDz»¿ÉÄÜ¡£ÒÔÏÂÊÇÎҵijÌÐò½çÃæ£¬ºóÃæ ......
Òª»ñµÃÕýÔÚÔËÐеÄSQL Server 2005µÄ°æ±¾ºÅ£¬¿Éͨ¹ýSQL Server Management StudioÁ¬½Óµ½¸Ã·þÎñÆ÷£¬È»ºóÔËÐÐÒÔÏÂSQLÓï¾ä£º
SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY ('productlevel'), SERVERPROPERTY ('edition')
Ðк󣬿ɵõ½ÐèÒªµÄ°æ±¾ÐÅÏ¢£¬ÀýÈçÔÚÎҵĻúÆ÷ÉÏÔËÐкóµÃµ ......
ͬʱÆô¶¯ÆäËûsql ·þÎñ»á³öÏÖ ´íÎó1068:ÒÀ´æ·þÎñ»ò×éÎÞ·¨Æô¶¯£¨ÕâÊÇÓÉÓÚ¼¸¸öÏà¹ØÁªµÄ·þÎñÖÐÓÐÒ»¸ö²»ÄÜÆô¶¯£©¡£
´íÎó1069ÊÇÒ»¸öWindows NT/2000µÄϵͳ´íÎó¡£´íÎó1069±íÃ÷·þÎñ²»Äܱ»Æô¶¯£¨µ±Æô¶¯·þÎñʱ·µ»Ø“µÇ¼ʧ°Ü”´íÎ󣩡£ÀýÈ磬µ±Æô¶¯MSSQLServer·þÎñʱ£¬µÃµ½ÈçÏ´íÎóÌáʾ£º
·¢Éú´íÎó1069£ºÓÉÓڵǼʧ° ......
¡¡¡¡Ò»¡¢ ¼òµ¥²éѯ
¡¡¡¡¼òµ¥µÄTransact-SQL²éѯֻ°üÀ¨Ñ¡ÔñÁÐ±í¡¢from×Ó¾äºÍWHERE×Ӿ䡣ËüÃÇ·Ö±ð˵Ã÷Ëù²éѯÁС¢²éѯµÄ±í»òÊÓͼ¡¢ÒÔ¼°ËÑË÷Ìõ¼þµÈ¡£
¡¡¡¡ÀýÈ磬ÏÂÃæµÄÓï¾ä²éѯtesttable±íÖÐÐÕÃûΪ“ÕÅÈý”µÄnickname×ֶκÍemail×ֶΡ£
¡¡¡¡SELECT nickname,email
¡¡¡¡from testtable
¡¡¡¡WHERE name=' ......
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
&nbs ......