access Íâ¼üÎÊÌâ
ÔÚaccessÊý¾Ý¿âÖн¨Á¢ÁËÒ»¸ö±íA£¬Í¬Ê±½¨Á¢¶à¸ö±í¹ØÁªËü £¬ÓÃalter table add constraint foreign key ʵÏÖ£¬²»¹ýºÃÏñaccessÖÐÓÐÏÞÖÆ¹ØÁªµ½Í¬Ò»¸ö±íµÄÊýÄ¿£¬µ±½¨Á¢¹ØÁªµÄ±í¶àµÄʱºòÌí¼ÓÍâ¼üµÄÓï¾äÔÚ³ÌÐòÖÐÖ´ÐÐʱ¾Í³ö´íÁË¡£
Õâ¸öÎÊÌâÄܲ»Äܽâ¾öÄØ£¿
²»»á°¡£¬Äã¼ÓÁ˶àÉÙ¸öµÄʱºò³öÎÊÌâµÄ£¿
¼ÓÁË30¶à¸ö
¶÷£¬¼ÓÁË30¶à¸ö
²âÊÔÁËһϣ¬ÊÇACCESSµÄÏÞÖÆ¡£
±íÖеÄË÷Òý¸öÊý 32
ÄãÓÐÁËÒ»¸öÖ÷¼ü£¬È»ºóÖ»ÄÜÔÙÓÐ 31 ¸ö±íÀ´Íâ¼ü²ÎÕÕËü¡£
31¸öû´í 32¸ö¾Í³ö´íÁË
ÄÇÕâ¸ö¾ÍûÓнâ¾öµÄ°ì·¨ÁËÂð
¶÷ ºÃµÄ лл
Ïà¹ØÎÊ´ð£º
ÄÄÀï³ö´íÁË£¬Êä³öÕâÑùµÄ½á¹û£¿£¿
<%@ Page Language="VB" AutoEventWireup="false" aspcompat="true" CodeFile="Default.aspx.vb" Inherits="_Default" %&g ......
DbgridÁ¬½Óaccess ÏÔʾÊý¾ÝʱÍ϶¯¹ö¶¯ÌõËÀ»ú£¿Ôõô½â¾ö°¡£¿
»úÆ÷Ì«²îÁ˰ɣ¿
ÊDz»ÊÇÄãÊý¾ÝÁ¿Ì«´óÁ˰¡
ÄãÊý¾ÝÉÙһЩ¿´¿´»¹ËÀ»úÂð£¿
Êý¾ÝºÜÉÙ°¡ ¾ÍÒ»Ò³¡£
ÎÒÔÚBCB6ÏÂ×ö¹ý²»ÉÙ DBGRID+ACCESS £¬´ÓÀ´Ã»ÓÐÓöµ½ ......
CREATE TABLE Product(model integer,
maker varchar(20),
CONSTRAINT SAND PRIMARY KEY (model),
CONSTRAINT PANDA FOREIGN KEY (model) REFERENCES PC (model)
ON DELETE CASCADE ......
ÎÒдÁËÒ»¸öÈí¼þ£¬ÒªÓõ½ACCESSÊý¾Ý¿â£¬ÎÒÔÙ·ÃÎÊACCESSµÄʱºò£¬ÎÒÐèÒª´Ó±íÀï¶Á³öÒ»ÐÐÊý¾Ý£¬ÎҵijÌÐòÊÇÕâÑùдµÄ£¬SQLSTRING="SELECT * from '" &ME.TEXTBOX1.TEXT &"' WHERE ID = '"& ......
ÎÒÔÚÇ°Ì¨Ò³ÃæÊäÈë¿òÊäÈë 20091208 µã»÷Ìá½»Ö®ºó±¨´í,˵ÀàÐͲ»Æ¥Åä.
Êý¾Ý¿âÀï Õâ¸ö×ֶεĸñʽӦ¸ÃÊÇ 2009-12-8 14:27:40
ÊDz»ÊÇÒª°Ñ 20091208 ת»»³É¸ñʽ 2009-12-8 14:27:40
ÇëÎÊÎ ......