Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

mssql row_number() partition ʹÓ÷½·¨Àí½â

Sql2005ÖÐʹÓÃow_number() partition½øÐзÖ×éʵÑ飬
SQL£º
select * from stu
select id,row_number() over (partition by snm order by id) from stu
½á¹û£º
id      snm
----------------
111 111V
111 111W
222 222N
333 3123
444 3123
555 3123
666 3232
777 3232
--·Ö×éºóµÄ½á¹û
id     
------------
111    1
111    1
222    1
333    1
444    2
555    3
666    1
777    2
¿ÉÒÔ×¢Òâµ½·Ö×éºÍÌØÊâ±ê¼ÇµÄ½á¹ûÈçÉÏÃæËùʾ


Ïà¹ØÎĵµ£º

mssqlÖÐÓÃxmlµÄ·½·¨²ð·ÖÒÔ²»¶¨¿Õ¸ñΪ·Ö¸î·ûºÅµÄ×Ö·û´®

---xml²ð·ÖÒÔ²»¶¨¿Õ¸ñΪ·Ö¸î·ûºÅµÄ×Ö·û´®
--²âÊÔÊý¾Ý
if object_id('[tb]') is not null drop table [tb]
create table [tb]([a] varchar(200))
go
insert [tb]
select 'aaaa  bbbb cccc        dddd'
insert [tb]
select 'eeeeee  ffff hhhh     ......

ORACLE ÐÐÁÐת»»Í¨Óô洢¹ý³Ì£¬ÒѾ­×ª»»µÄMSSQL°æ±¾

ÏÂÃæÊÇORACLEÐÐÁÐת»»Í¨Óô洢¹ý³Ì£º
1¡¢
Function Fun_Split_Str(p_Str Varchar2, p_Division Varchar2, p_Seq Int)
    Return Varchar2 Is
    v_First Int;
    v_Last  Int;
  Begin
    If p_Seq < 1 Then
   &nbs ......

mssql sysobjects type˵Ã÷

xtype ´ú±íÀàÐÍ 
C = CHECK Ô¼Êø 
D = ĬÈÏÖµ»ò DEFAULT Ô¼Êø 
F = FOREIGN KEY Ô¼Êø 
L = ÈÕÖ¾ 
FN = ±êÁ¿º¯Êý 
IF = ÄÚǶ±íº¯Êý 
P = ´æ´¢¹ý³Ì 
PK = PRIMARY KEY Ô¼Êø£¨ÀàÐÍÊÇ K£© 
RF = ¸´ÖÆÉ¸Ñ¡´æ´¢¹ý³Ì 
S = ϵͳ±í 
TF = ±íº¯Êý 
TR = ´¥· ......

mssql´æ´¢¹ý³ÌÊÕ¼¯


sql´æ´¢¹ý³Ì½Ì³Ì
[ËѼ¯ÕûÀí]sql´æ´¢¹ý³ÌÍêÈ«½Ì³Ì 
Ŀ¼
1.sql´æ´¢¹ý³Ì¸ÅÊö
2.SQL´æ´¢¹ý³Ì´´½¨
3.sql´æ´¢¹ý³Ì¼°Ó¦ÓÃ
4.¸÷ÖÖ´æ´¢¹ý³ÌʹÓÃÖ¸ÄÏ
5.ASPÖд洢¹ý³Ìµ÷ÓõÄÁ½ÖÖ·½Ê½¼°±È½Ï
6.SQL´æ´¢¹ý³ÌÔÚ.NETÊý¾Ý¿âÖеÄÓ¦Óà
7.ʹÓÃSQL´æ´¢¹ý³ÌÒªÌØ±ð×¢ÒâµÄÎÊÌâ
1.sql´æ´¢¹ý³Ì¸ÅÊö
ÔÚ´óÐÍÊý¾Ý¿âϵͳÖУ¬´æ´ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ