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

C# »ñÈ¡ SQL·þÎñÆ÷Áбí

#region   µÃµ½ËùÓб¾µØÍøÂçÖпÉʹÓõÄSQL·þÎñÆ÷ÁÐ±í  
  ///   <summary>  
  ///   µÃµ½ËùÓб¾µØÍøÂçÖпÉʹÓõÄSQL·þÎñÆ÷ÁÐ±í  
  ///   </summary>  
  ///   <param   name="p_strServerList">·þÎñÆ÷Áбí</param>  
  ///   <returns></returns>  
  public   static   bool   GetServers(ref   string   []   p_strServerList)  
  {  
  try  
  {  
  SQLDMO.Application   sqlApp   =   new   SQLDMO.ApplicationClass();    
  SQLDMO.NameList   sqlServers   =   sqlApp.ListAvailableSQLServers();    
  if(sqlServers.Count   >   0)  
  {  
  p_strServerList   =   new   string[sqlServers.Count];  
  for(int   i=0;i<sqlServers.Count;i++)    
  {    
  string   srv   =   sqlServers.Item(i   +   1);    
  if(srv   !=   null)    
  {    
  p_strServerList[i]   =   srv;                                                    
  }    
  }    
  }  
  return   true;  
  }  
  catch(Exception   ex)  
  {  
  throw   ex;  
  }  
  }  
   
  #endregion  
   
  #region   µÃµ½Ö¸¶¨SQL·þÎñÆ÷ËùÓÐÊý¾Ý¿âµÄÁÐ±í  
  ///   <summary>  
  ///   µÃµ½Ö¸¶¨SQL·þÎñÆ÷ËùÓÐÊý¾Ý¿âµÄÁÐ±í  
  ///   </summary>  
  ///   <param   name="p_strDataBas


Ïà¹ØÎĵµ£º

SQL MINUSµÄÓ÷¨

MINUS Ö¸ÁîÊÇÔËÓÃÔÚÁ½¸ö SQL Óï¾äÉÏ¡£ËüÏÈÕÒ³öµÚÒ»¸ö SQL Óï¾äËù²úÉúµÄ½á¹û£¬È»ºó¿´ÕâЩ½á¹ûÓÐûÓÐÔÚµÚ¶þ¸ö SQL Óï¾äµÄ½á¹ûÖС£Èç¹ûÓеϰ£¬ÄÇÕâÒ»±Ê×ÊÁϾͱ»È¥³ý£¬¶ø²»»áÔÚ×îºóµÄ½á¹ûÖгöÏÖ¡£Èç¹ûµÚ¶þ¸ö SQL Óï¾äËù²úÉúµÄ½á¹û²¢Ã»ÓдæÔÚÓÚµÚÒ»¸ö SQL Óï¾äËù²úÉúµÄ½á¹ûÄÚ£¬ÄÇÕâ±Ê×ÊÁϾͱ»Åׯú¡£
MINUS µÄÓï·¨ÈçÏ£º
[SQ ......

SQL DROP TABLEµÄÓ÷¨

ÓÐʱºòÎÒÃÇ»á¾ö¶¨ÎÒÃÇÐèÒª´ÓÊý¾Ý¿âÖÐÇå³ýÒ»¸ö±í¸ñ¡£ÊÂʵÉÏ£¬Èç¹ûÎÒÃDz»ÄÜÕâÑù×öµÄ»°£¬Äǽ«»áÊÇÒ»¸öºÜ´óµÄÎÊÌ⣬ÒòΪÊý¾Ý¿â¹ÜÀíʦ (Database Administrator -- DBA) ÊÆ±ØÎÞ·¨¶ÔÊý¾Ý¿â×öÓÐЧÂʵĹÜÀí¡£»¹ºÃ£¬SQL ÓÐÌṩһ¸ö DROP TABLEµÄÓï·¨À´ÈÃÎÒÃÇÇå³ý±í¸ñ¡£ DROP TABLE µÄÓï·¨ÊÇ£º
DROP TABLE "±í¸ñÃû"
ÎÒÃÇÈç¹ûÒªÇå³ ......

SQL DELETE fromµÄÓ÷¨

ÔÚijЩÇé¿öÏ£¬ÎÒÃÇ»áÐèÒªÖ±½ÓÓÉÊý¾Ý¿âÖÐÈ¥³ýһЩ×ÊÁÏ¡£Õâ¿ÉÒÔ½åÓÉ DELETE from Ö¸ÁîÀ´´ï³É¡£ËüµÄÓï·¨ÊÇ£º
DELETE from "±í¸ñÃû"
WHERE {Ìõ¼þ}
ÒÔÏÂÎÒÃÇÓøöʵÀý˵Ã÷¡£¼ÙÉèÎÒÃÇÓÐÒÔÏÂÕâ¸ö±í¸ñ£º
Store_Information ±í¸ñ
store_name
Sales
Date
Los Angeles
$1500
Jan-05-1999
San Diego
$250
Jan-0 ......

sql server´úÀí ÐÄÓêÖ®¼Ò

Õ⼸Ììд´æ´¢¹ý³Ì£¬Ã¿Ì춨ʱ²îÒ챸·Ý£¬²¢×Ô¶¯·¢Óʼþ¸ø²Ù×÷ÈËÐÞ¸ÄÒªÐ޸ĵÄÄÚÈÝ¡£ ÔÚÕâÀïд³ösql serverµÄ´úÀí²Ù×÷£¬½ÓÏÂÀ´°ÑдµÄ·¢ÓʼþµÄ´æ´¢¹ý³ÌÒ²·¢³ö¡£´ó¼Ò×÷¸ö²Î¿¼¡¡¡¡
Èç¹ûÔÚsql server ÀïÐèÒª¶¨Ê±»òÕßÿ¸ôÒ»¶Îʱ¼äÖ´ÐÐij¸ö´æ´¢¹ý³Ì»ò3200×Ö·ûÒÔÄÚµÄsqlÓï¾äʱ,¿ÉÒÔÓùÜÀí->sql server´úÀí->×÷ÒµÀ´ÊµÏÖ¡£
  ......

SQL²Ù×÷È«¼¯

        ×î½üÕýÔÚѧϰÓÃSQL×öһЩ¶«Î÷£¬ÔÚÒ»¸öÌû×ÓÉÏÃæ¿´µ½ÕâÆª¶ÔºÜÓаïÖú£¬¾Í×ªÔØµ½ÁË×Ô¼ºµÄBlogÀϣÍû¶Ô´ó¼ÒÒ²ÓаïÖú¡£
SQL²Ù×÷È«¼¯
ÏÂÁÐÓï¾ä²¿·ÖÊÇMssqlÓï¾ä£¬²»¿ÉÒÔÔÚaccessÖÐʹÓá£
SQL·ÖÀࣺ
DDL—Êý¾Ý¶¨ÒåÓïÑÔ(CREATE£¬ALTER£¬DROP£¬DECLARE)
DML—Êý¾Ý²Ù× ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ