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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 = ´¥·¢Æ÷ 
U = Óû§±í 
UQ = UNIQUE Ô¼Êø£¨ÀàÐÍÊÇ K£© 
V = ÊÓͼ 
X = À©Õ¹´æ´¢¹ý³Ì


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MSSQL Óë EXCEL»¥²Ù×÷

SQL SERVER ºÍEXCELµÄÊý¾Ýµ¼Èëµ¼³ö
1¡¢ÔÚSQL SERVERÀï²éѯExcelÊý¾Ý:
-- ======================================================
SELECT *
from OpenDataSource( 'Microsoft.Jet.OLEDB.4.0',
'Data Source="c:\book1.xls";User ID=Admin;Password=;Extended properties=Excel 5.0')...[Sheet1$]
ÏÂÃæÊǸö²éѯµÄʾÀ ......

Linux»·¾³µÄAMP°²×° MSSQLÀ©Õ¹°²×°


LinuxÒª°²×°mssqlÀ©Õ¹£¬±ØÐëÊ×ÏȰ²×°freetds£¬°²×°¹ý³ÌÈçÏ£º
1¡¢¼ÙÉèÔ´ÎļþĿ¼Ϊ/webServ£¬°²×°Ä¿Â¼Îª/opt/freetds¡£
1) >cd /webServ
2) ÏÂÔØ£¬ >wget ftp://ftp.ibiblio.org/pub/Linux/ALPHA/freetds/stable/freetds-stable.tgz
3) ½âѹ£¬ >tar -zxvf freetds-stable.tgz
4) ½øÈ룬 >cd freetds-0¡£ ......

MSSQL ʵÏÖ MySQL µÄ limit ²éѯ·½Ê½

MSSQL ÈçºÎʵÏÖ MySQL µÄ limit ²éѯ·½Ê½
²»ÖªÎªºÎ£¬MSSQL ÖÐûÓÐ limit Õâ¸ö¼«ÎªÖØÒªµÄ²éѯ·½Ê½£¬ÊìϤ MySQL µÄÅóÓѶ¼ÖªµÀ£¬MySQL µÄ limit ¶ÔÓÚʵÏÖ·ÖÒ³ºÍһЩÏÞÖÆ½á¹û¼¯µÄÓ¦ÓÃÖзdz£·½±ã¡£Ã»Óв»Òª½ô£¬ÎÒÃÇ¿ÉÒÔÓÃÆäËû·½·¨´ïµ½Í¬ÑùµÄÄ¿µÄ£¬×Ô¼º¶¯ÊÖ£¬·áÒÂ×ãʳ£¡
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Code:
SELECT * from
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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 ......
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