±¸·ÝºÍ»¹ÔSQL Server¼°Ñ¹ËõAccessÊý¾Ý¿â
*
* ¹¦ÄÜ˵Ã÷:±¸·ÝºÍ»Ö¸´SQL ServerÊý¾Ý¿â
* ×÷Õß: Áõ¹¦Ñ«;
* °æ±¾:V0.1(C#2.0);ʱ¼ä:2007-1-1
* µ±Ê¹ÓÃSQL Serverʱ,ÇëÒýÓà COM×é¼þÖеÄ,SQLDMO.dll×é¼þ
* µ±Ê¹ÓÃAccessÖÐ,Çëä¯ÀÀÌí¼ÓÒýÓÃÒÔÏÂÁ½¸ödll
* ÒýÓÃC:/Program Files/Common Files/System/ado/msadox.dll,¸ÃDLL°üº¬ADOXÃüÃû¿Õ¼ä
* ÒýÓÃC:/Program Files/Common Files/System/ado/msjro.dll,¸ÃDLL°üº¬JROÃüÃû¿Õ¼ä
* *******************************************************************************/
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using ADOX;//¸ÃÃüÃû¿Õ¼ä°üº¬´´½¨ACCESSµÄÀà(·½·¨)--½â¾ö·½°¸ ==> ÒýÓà ==> Ìí¼ÓÒýÓà ==> ÓÎÀÀÕÒµ½.dll
using JRO;//¸ÃÃüÃû¿Õ¼ä°üº¬Ñ¹ËõACCESSµÄÀà(·½·¨)
namespace EC
{
/// <summary>
/// Êý¾Ý¿â»Ö¸´ºÍ±¸·Ý
/// </summary>
public class SqlBackObject
{
public SqlBackObject()
{
//
// TODO: ÔÚ´Ë´¦Ìí¼Ó¹¹Ô캯ÊýÂß¼
//
}
#region SQLÊý¾Ý¿â±¸·Ý
/// <summary>
/// SQLÊý¾Ý¿â±¸·Ý
/// </summary>
/// <param name="ServerIP">SQL·þÎñÆ÷IP»ò(Localhost)</param>
 
Ïà¹ØÎĵµ£º
ÕâÖÖÓ÷¨ÏàÐÅÔÚÍøÕ¾Öо³£Ê¹Óã¬ÈçÒªÔÚ±íÖÐËæ»úÈ¡³ö10Ìõ¼Ç¼£¬Èç¹ûʹÓñà³ÌÓïÑÔ½øÐÐÔËËãµÄ»°»áºÜÂé·³¶øÇÒЧÂʵÍÏ¡£ÔÚSql ServerÖÐ×Ô´øÁËrandom()º¯ÊýÓÃÓÚÉú³ÉËæ»úÊý£¬ÆäʵËü»¹×Ô´øÁËÁíÍâÒ»¸öËæ»úº¯Êýnewid();newid()ÔÚɨÃèÿÌõ¼Ç¼ʱ¶¼»áÉú³ÉÒ»¸öËæ»úµÄÖµ£º
Ö´ÐÐselect newid()£»ÔËÐнá¹û
¿ÉÒÔ¿´µ½Õâ²¢²»ÊÇÒ»¸öËæ»úµÄÊý× ......
---Ò»¸öÔµĵÚÒ»Ìì
SELECT DATEADD(mm, DATEDIFF(mm,0,getdate()), 0)
--- ±¾ÖܵÄÐÇÆÚÒ»
SELECT DATEADD(wk, DATEDIFF(wk,0,getdate()), 0)
---Ò»ÄêµÄµÚÒ»Ìì
SELECT DATEADD(yy, DATEDIFF(yy,0,getdate()), 0)
----¼¾¶ÈµÄµÚÒ»Ìì
SELECT DATEADD(qq, DATEDIFF(qq,0,getdate()), 0)
----ÉϸöÔµÄ×îºóÒ»Ìì
......
½øÈësql*plusÐèÒªÊäÈëÓû§Ãû¡¢¿ÚÁîºÍÖ÷»ú±êÖ¾·û
system/manager
sys/change_on_intall
scott/tiger
internal/oracle
ÒÔÉÏΪ³õʼÃÜÂë
Ö÷»ú×Ö·û´®¿Õ»òÕßÊÇ@+ÄãµÄ·þÎñÃû,ÔÚ±¾µØµÇ½²»ÐèÒª±¾µØ·þÎñÃû¡£
ÏÂÃæ¾Í½éÉÜÒ»ÏÂһЩ³£ÓõÄsql*plusÃüÁ
Ê×ÏȲ鿴µ±Ç°Ê¹ÓõÄÊý¾Ý¿âʵÀý:
select name from V$database;
Çл»Á½¸ö ......
ÓйطÖÒ³ SQL µÄ×ÊÁϺܶ࣬ÓеÄʹÓô洢¹ý³Ì£¬ÓеÄʹÓÃÓαꡣ±¾È˲»Ï²»¶Ê¹ÓÃÓα꣬ÎÒ¾õµÃËüºÄ×Ê¡¢Ð§Âʵͣ»Ê¹Óô洢¹ý³ÌÊǸö²»´íµÄÑ¡Ôñ£¬ÒòΪ´æ´¢¹ý³ÌÊǾ¹ýÔ¤±àÒëµÄ£¬Ö´ÐÐЧÂʸߣ¬Ò²¸üÁé»î¡£ÏÈ¿´¿´µ¥Ìõ SQL Óï¾äµÄ·ÖÒ³ SQL °É¡£
·½·¨1£º
ÊÊÓÃÓÚ SQL Server 2000/2005
SELECT TOP Ò³´óС *
from tab ......