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USE  EJ_ZSZQ   ---USE   [Êý¾Ý¿âÃû]
GO
--.1²»º¬ÓÐTEXTÀàÐÍ¡¢BIGINTÀàÐÍ×ֶεıíÊÓͼ
CREATE VIEW V_MYTABLE AS
 Select UPPER(NAME) AS NAME from sysobjects A
 where xtype = 'U' AND NAME<>'dtproperties'
  AND NOT EXISTS(SELECT TOP 1 B.NAME from SYSCOLUMNS B,SYSTYPES C WHERE B.XTYPE=C.XTYPE AND B.ID=A.ID
   AND (C.NAME = 'text' OR C.NAME='bigint'))
GO
--2.º¬ÓÐTEXTÀàÐÍ¡¢BIGINTÀàÐÍ×ֶεıíÊÓͼ
CREATE VIEW V_MYTABLE2 AS
 Select UPPER(NAME) AS NAME from sysobjects A
 where xtype = 'U' AND NAME<>'dtproperties'
  AND EXISTS(SELECT TOP 1 B.NAME from SYSCOLUMNS B,SYSTYPES C WHERE B.XTYPE=C.XTYPE AND B.ID=A.ID
   AND (C.NAME = 'text' OR C.NAME='bigint'))
GO
--3.ËùÓÐÖ÷¼üÊÓͼ£¬¹¹½¨Ö÷¼üʱʹÓÃ
CREATE VIEW V_MYPK AS
SELECT A.parent_obj AS TABLEID,
       UPPER(E.NAME) AS TABLENAME,
       UPPER(A.NAME) AS INDEXNAME,
       UPPER(D.NAME) AS COLNAME,
       C.KEYNO AS COLNO,
       (SELECT TOP 1 KEYNO
          from sysindexkeys
         WHERE ID = B.ID
           AND INDID = B.INDID
         ORDER BY KEYNO DESC) AS KEYCNT
  from sysobjects   A,
       sysindexes   B,
       sysindexkeys C,
       syscolumns   D,
  


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Oracle11gR2 for Linux ¾²Ä¬°²×°±Ê¼Ç


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Database 11.2.0.1 for RHEL5 Server(°üÀ¨x86ºÍx86_64ƽ̨)µÄ¾²Ä¬°²×°Ö¸ÄÏ. ËùÓвÙ×÷ÎÞÐèʹÓÃͼÐνçÃæ. ¾²Ä¬°²×°ÄܼõÉÙ°²×°³ö´íµÄ¿ÉÄÜÐÔ, Ò²ÄÜ´ó´ó¼Ó¿ì°²×°ËÙ¶È.
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Sql Server2005 ת Access

ÔÚÍøÉÏÕÒÁËºÃ¶à¹ØÓÚSqlServer2005תaccessµÄ·½·¨£¬´ó¶à¶¼ÊÇÓÃsqlÓï¾ä£¬¶øÎÒ²»ÏëÓÃÄÇÖÖ·½·¨£¬ÓÚÊÇÎÒ×Ô¼ºÃþË÷³öÀ´ÈçºÎ½«SqlServerÊý¾Ý¿âת»»³Éaccess£¬·½·¨¿ÉÄÜÓе㱿£¬²»¹ýÍê³ÉÁËת»»µÄ¹¦ÄÜ¡£ÏÂÃæÊǾßÌå²½Ö裺
1.´ò¿ªAccess£¬½¨Á¢Ò»¸öºó׺ÃûΪ.mdbµÄ¿ÕµÄÊý¾Ý¿âÎļþ£¨Ä¬ÈϺó׺¿ÉÄÜÊÇ.accdb,ÎÒÃǰÑËü¸ÄΪ.mdb¾Í¿ÉÒÔÁË£©£¬È»ºó ......

PL/SQL ʵÏÖ»ù±¾µÄËÄÔòÔËËã

CREATE OR REPLACE PACKAGE BODY PACK_RISK_FUNCTION AS
--- 1 ½«·ûºÅÌæ»»³É#ºÅ »òÐí¿ÉÒÔÓÃÕýÔò±í´ïʽ£¬µ«ÊÇÏÓÂé·³»¹ÊÇÖ±½ÓÓÃÌæ»»
FUNCTION CHANGE_OPERATOR(FORMULA VARCHAR2)
RETURN VARCHAR2
AS
V_FORMULA VARCHAR2(100);
BEGIN
V_FORMULA := REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(FORMULA,'(',''), ......

SQLʹÓÃÁ´½Ó·þÎñÆ÷Ö´ÐÐÔ¶³ÌÊý¾Ý¿âÉϵĴ洢¹ý³Ì

 
--´´½¨Á´½Ó·þÎñÆ÷
exec sp_addlinkedserver 'server_tmp','','SQLOLEDB','Ô¶³Ì·þÎñÆ÷Ãû»òipµØÖ·'
exec sp_addlinkedsrvlogin 'server_tmp','false',null,'Óû§Ãû','ÃÜÂë'
exec sp_serveroption 'server_lnk','rpc out','true' --Õâ¸öÔÊÐíµ÷ÓÃÁ´½Ó·þÎñÆ÷ÉϵĴ洢¹ý³Ì
go
 
--µ÷Óãº
exec server_tmp.Êý¾ ......

Sql»ù±¾Óï¾äµÄѧϰ

--²éѯÿ¸öÈ˶©·¹µÄ´ÎÊý
select  username as ÐÕÃû, count(*) as ´ÎÊý from orderitems  group by UserName having count(*)=1
order by ÐÕÃû desc
select distinct username as δע²áÐÕÃû from orderitems
where username not in (select [Name] from Person)
select distinct username as ÒÑ×¢²áÐÕÃû fr ......
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