access 2003 ÓÃÓï¾ä´´½¨±í Ìáʾ constraint Óï·¨´íÎó
--ÔÚaccess 2003
--b񡜧bID,bText
--´´½¨a±í´ø¼¶Áª¸üкÍɾ³ý
create table aa(aID counter,bID short not null, constraint FK_BID foreign key([aID]) references [bb]([bID]) on update cascade on delete cascade)
--ÔËÐоÍÌáʾ˵£ºconstraint Óï·¨´íÎó £¨¡®update¡¯ ±»Ñ¡ÖУ¬È¥µô on update cascade£¬¡®delete¡¯Ò²±»Ñ¡ÖУ©¡£ÔÚÍøÉÏËÑÁ˺ܾö¼Ã»ÕÒµ½´ð°¸£¬ÇëÎʸÃÔõô½â¾öÕâÎÊÌâѽ£¿Çë°ï°ï棡
лл ACMAIN_CHM ºÍ wwwwb£¬ ÎÊÌâ½â¾öÁË£¡
Ïà¹ØÎÊ´ð£º
ÔÚMSSQLÖУ¬ÎÒÃÇ¿ÉÒÔÒ»´Î²éѯ¶à¸öÊý¾Ý±í²¢¼ÓÈëµ½Êý¾Ý¼¯ÖУ¬ÖмäÖ»ÐèÓ÷ֺŸô¿ª£®È磺
£¢select * from A;select * from B;select * from C£¢,Ìî³äÊý¾Ý¼¯ºóÔÚDSÖоÍÓÐÁËÈýÕÅ±í£®
µ«ÔÚÓÃͬÑùµÄÓï¾ä·ÃÎÊACCESSÊý¾ ......
µÚÒ»´Î½Ó´¥CrystalReport
¼±Ñ°ÕÒVb.net Access ͨ¹ý²éѯ³öµÄÊý¾ÝÊä³öµ½CrystalReportµÄÀý×Ó.
ÓеÄÅóÓÑÂé·³·¢À´Ñ§Ï°.¶àл!
¸úÄãµÄÒªÇó²î²»¶à£¬²Î¿¼Ò»Ï£º
http://topic.csdn.net/u/20090823/21/87af02d3-f4ca-480 ......
ÎÒдÁËÒ»¸öÈí¼þ£¬ÒªÓõ½ACCESSÊý¾Ý¿â£¬ÎÒÔÙ·ÃÎÊACCESSµÄʱºò£¬ÎÒÐèÒª´Ó±íÀï¶Á³öÒ»ÐÐÊý¾Ý£¬ÎҵijÌÐòÊÇÕâÑùдµÄ£¬SQLSTRING="SELECT * from '" &ME.TEXTBOX1.TEXT &"' WHERE ID = '"& ......