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num_field   number(12,2); 
±íʾnum_fieldÊÇÒ»¸öÕûÊý²¿·Ö×î¶à10λ¡¢Ð¡Êý²¿·Ö×î¶à2λµÄ±äÁ¿¡£ 
case.....when Ó÷¨£¨Óëdecode£¨£©×÷ÓúÜÏñ£©
select case zsxm_dm
         when '02' then
          'Ӫҵ˰'
          when '09' then
          'Ó¡»¨Ë°'
         else
          'ÎÞË°ÖÖ'
       end
  from t_dm_gy_zsxm;
decode()º¯ÊýʹÓü¼ÇÉ
decode(Ìõ¼þ,Öµ1,·­ÒëÖµ1,Öµ2,·­ÒëÖµ2,...Öµn,·­ÒëÖµn,ȱʡֵ)
¡¡¸Ãº¯ÊýµÄº¬ÒåÈçÏÂ:
¡¡¡¡IF    Ìõ¼þ=Öµ1    THEN
¡¡¡¡RETURN(·­ÒëÖµ1)
¡¡¡¡ELSIF Ìõ¼þ=Öµ2 THEN
¡¡¡¡RETURN(·­ÒëÖµ2)
¡¡¡¡......
¡¡¡¡ELSIF Ìõ¼þ=Öµn THEN
¡¡¡¡RETURN(·­ÒëÖµn)
¡¡¡¡ELSE
¡¡¡¡RETURN(ȱʡֵ)
¡¡¡¡END IF
sign()º¯Êý¸ù¾Ýij¸öÖµÊÇ0¡¢ÕýÊý»¹ÊǸºÊý£ ......

ÓÃIP·ÃÎÊSQL Server 2008

1¡¢¿ªÊ¼->³ÌÐò-->Microsoft SQL Server 2005>ÅäÖù¤¾ß->SQL Server Configuration Manager->SQL Server 2005 ÍøÂçÅäÖà ->“xxx£¨ÄúµÄÊý¾Ý¿â£©”µÄЭÒ飬ÈçÏÂͼ
½«“Named Pipes”ºÍ“TCP/IP”µÄ״̬µ÷³É“ÆôÓÔ£¬·½·¨ÊÇÔÚ“Named Pipes”ºÍ“TCP/IP”ÉÏÓÒ¼ü²é¿´ÆäÊôÐÔ£¬ÔÚÆä“ЭÒéÑ¡Ï”Öн«“ÒÑÆôÓÔµ÷³É“ÊÇ”¡£ÈçÏÂͼ
£¨TCP/IP ÊôÐÔÑ¡Ï£©
ÔÚ“TCP/IP ”ÊôÐÔÑ¡ÏµÄ“IP µØÖ·”Ñ¡Ï½øÐÐÈçÏÂͼÉèÖÃ
½«“IP1”Ä£¿éϵēIP”µØÖ·ÌîдΪÄú±¾»úµÄIPµØÖ·
½«“TCP ¶¯Ì¬¶Ë¿Ú”ÉèΪ¿Õ£¨Ä¬ÈÏΪ0£¬¸ÄΪ¿Õ£©
½«“TCP ¶Ë¿Ú”ÌîдΪ“1433”£¨Èç¹ûÄú·þÎñÆ÷ÉÏÓй²´æÊý¾Ý¿â£¬Ç븳¸øËûÃDz»Í¬µÄTCP¶Ë¿Ú£¬Ð´Á¬½Ó×Ö·û´®ÊÇΪÆä´øÉϸ÷×ԵĶ˿ںţ©
½«“»î¶¯”ÏîºÍ“ÒÑÆôÓÔÏîÉèΪ“ÊÇ”
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sqlȨÏÞ

sqlȨÏÞ:
´´½¨User:
insert into mysql.user(Host,User,Password)
values("localhost","cordev",password("xasoftorg"));
insert into
mysql.user(Host,User,Password)
values("localhost","corhotfix",password("xasoftorg"));
insert into
mysql.user(Host,User,Password)
values("localhost","corint",password("xasoftorg"));
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grant
all privileges on cordev.* to cordev identified by 'xasoftorg';
grant
all privileges on corhotfix.* to corhotfix identified by 'xasoftorg';
grant
all privileges on corint.* to corint identified by 'xasoftorg';
Ë¢ÐÂ:
flush
privileges;
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¡¡¡¡¡¡¡¡mysql>GRANT ALL ON
picture.* TO test IDENTIFIED BY "test";
¡¡¡¡GRANTÓï¾äµÄÓï·¨¿´ÉÏÈ¥ÏñÕâÑù£º
¡¡
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ÀýÈçÏÂÃæÕâ¾ä£º  string readstring = "select * from ʵÀý where ʵÀýID='"+eid+"'";
È»ºóÖ´ÐÐ Myconnection();
        DataSet ds = new DataSet();
        OleDbDataAdapter da = new OleDbDataAdapter(readstring, Mycon);
Õâʱºò¾Í»á±¨´í¡£¡£²»ÊÇ˵“sqlÓï¾äÓд픣¬¾ÍÊÇ“Êý¾ÝÀàÐͲ»Æ¥Å䔣¬¸üÂé·³µÄÊÇ£¬ÔËÐгɹ¦ÁË£¬µ«ÊÇÔËÐеĽá¹ûÒ»Ö±ÓÐ´í¡£¡£
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 string readstr = "select * from ʵÀý where ʵÀýID=";
 string readstring = readstr + eid;
ÏñÏÂÃæÕâÑùµÄ´úÂ룬²ÅÄÜÔËÐÐÎÞÎó£º
      int eid = Form1.int_selected + 1;
        string readstr = "select * from ʵÀý where ʵÀýID=";
        string readstring = readstr + eid;
        Myconn ......

C#Á¬½ÓACESSʱ£¬sqlÓï¾äÓдí

ÔÚдsqlÓï¾äʱ£¬Ò»°ã¶¼ÊÇÒ»¾ä½â¾ö£¬´ÓÀ´Ã»Ïë¹ý˵£¬°ÑsqlÓï¾ä²ð¿ªÀ´Ð´¡£
ÀýÈçÏÂÃæÕâ¾ä£º  string readstring = "select * from ʵÀý where ʵÀýID='"+eid+"'";
È»ºóÖ´ÐÐ Myconnection();
        DataSet ds = new DataSet();
        OleDbDataAdapter da = new OleDbDataAdapter(readstring, Mycon);
Õâʱºò¾Í»á±¨´í¡£¡£²»ÊÇ˵“sqlÓï¾äÓд픣¬¾ÍÊÇ“Êý¾ÝÀàÐͲ»Æ¥Å䔣¬¸üÂé·³µÄÊÇ£¬ÔËÐгɹ¦ÁË£¬µ«ÊÇÔËÐеĽá¹ûÒ»Ö±ÓÐ´í¡£¡£
ºóÀ´£¬²Å·¢ÏÖÔ­À´Èç¹ûÁ¬½ÓµÄÊÇacessµÄ»°£¬ÒÔÉϵÄÕâ¾äsqlÊÇÒª±ä³ÉÏÂÃæÕâÑùдµÄ£º
 string readstr = "select * from ʵÀý where ʵÀýID=";
 string readstring = readstr + eid;
ÏñÏÂÃæÕâÑùµÄ´úÂ룬²ÅÄÜÔËÐÐÎÞÎó£º
      int eid = Form1.int_selected + 1;
        string readstr = "select * from ʵÀý where ʵÀýID=";
        string readstring = readstr + eid;
        Myconn ......

ÓÃSSHÓëPHPÏàÁ¬½Ó,È·±£Êý¾Ý´«ÊäµÄ°²È«ÐÔ

ÓÃSSHÓëPHPÏàÁ¬½Ó,È·±£Êý¾Ý´«ÊäµÄ°²È«ÐÔ
SSH¿ÉÒÔͨ¹ý½«Áª»úµÄ·â°ü¼ÓÃܵļ¼Êõ½øÐÐ×ÊÁϵĴ«µÝ; ʹÓÃSSH¿ÉÒÔ°Ñ´«ÊäµÄËùÓÐÊý¾Ý½øÐмÓÃÜ£¬¼´Ê¹ÓÐÈ˽ػñµ½Êý¾ÝÒ²ÎÞ·¨µÃµ½ÓÐÓõÄÐÅÏ¢¡£Í¬Ê±Êý¾Ý¾­¹ýѹËõ£¬´ó´óµØ¼Ó¿ìÁË´«ÊäµÄËٶȡ£×ÜÖ®£¬Í¨¹ýSSHµÄʹÓ㬿ÉÒÔÈ·±£×ÊÁÏ´«Êä±È½Ï°²È«²¢ÇÒ´«ÊäЧÂʽϸߡ£
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RAP(RDF API FOR PHP )ÉèÖÃÊý¾Ý¿âÁ¬½Ó

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<?php
/**
 * @author [˹ÈË]
 * @date 2010/6/1/10:16
 * @
 *
 */
define("RDFAPI_INCLUDE_DIR", "E:/siren/rdfapi-php/api/");
include(RDFAPI_INCLUDE_DIR . "RDFAPI.php");
//Á¬½Óµ½MSAccessÊý¾Ý¿â£¨rdf_db DSN£©µÄʹÓÃÁ¬½ÓÉèÖÃ
//¶¨Òåconstants.php£º
// -------------------------------------------------------
//Êý¾Ý¿â
// -------------------------------------------------------
//¶¨Ò壨"ADODB_DB_DRIVER"£¬"odbcµÄ"£©;
//¶¨Ò壨"ADODB_DB_HOST"£¬"rdf_db"£©;
//¶¨Ò壨"ADODB_DB_NAME"£¬""£©;
//¶¨Ò壨"ADODB_DB_USER"£¬""£©;
//¶¨Ò壨"ADODB_DB_PASSWORD"£¬""£©;
$rdf_database = ModelFactory::getDbStore();
//´´½¨±íµÄMsAccess
$rdf_database -> createTables('MsAccess');
//Á¬½Óµ½MySQLÊý¾Ý¿â²¢´´½¨±í¡£
//Á¬½Óµ½MySQLÊý¾Ý¿âµÄÓû§¶¨ÒåµÄÁ¬½ÓÉèÖÃ
$rdf_database = ModelFactory::getDbStore('MySQL', 'host', 'db_name', 'user_name', ' ......
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