AccessÖÐupdateÄÜÖ´ÐУ¬VSÏÂÆØÓï·¨´íÎóµÄ¹ÖÒìÏÖÏó½â¾ö
Ò»Ö±¼áÐÅ×Ô¼ºSQLÓï¾äÍæµÄ»¹ÊDz»´íµÄ£¬µ«ÊÇÕâ¸ö¹ÖÒìµÄÎÊÌ⻹ÊÇһֱŪµÃÎÒºÜÀDZ·£¬Ò»ÉÏÎçµÄʱ¼äûÕÒµ½ÔÒò£¬oracle£¬ MSSQL£¬MySQL,DB2¶¼Íæ¹ý£¬¾ÍûÕâôÓôÃÆ¹ý¡£¡£´ÓÀàÐͶÔÓ¦µ½×ֶΡ£¡£ÔÙµ½Êý¾Ý¿â¹ÜÀíÉèÖᣡ£ËùÓÐÄܼì²éµÄ¶¼¼ì²éÁË¡£¡£»¹Ã»ÕÒµ½¡£¡£×îºóÕÒµ½ÔÒòÁË¡£¡£sum user id max µÈ¹Ø¼ü×Ö×ö×Ö¶ÎÃû×ÖµÄʱºòÔÚAccess»·¾³ÏÂÔËÐоø¶ÔûÓÐÎÊÌâ¡£¡£µ«ÊÇVSÁ¬½Óµ½access¾Í»á±¨´íÎóÁË¡£¡£¼Ó¸ö[]¡£¡£¾Í½â¾ö¡£¡£
Ïà¹ØÎĵµ£º
ACCESS SQLÓï·¨²Î¿¼
=================
Ò». »ù´¡¸ÅÄî
¿ÉÒÔʹÓõÄÊý¾ÝÀàÐÍÈçÏ£º
1. TEXT£ºÎı¾ÐÍ£¨Ö¸¶¨³¤¶Èʱ£©£¬±¸×¢ÐÍ£¨²»Ö¸¶¨³¤¶Èʱ£©£»
2.
CHAR£¬NCHAR£¬VARCHAR£¬NVARCHAR£ºÎı¾ÐÍ£¬¿ÉÒÔÖ¸¶¨³¤¶È£¬·ñÔòĬÈÏֵΪ255£¡
3. ......
Ôõôͨ¹ýODBCʹÓÃwxWidgetsÁ¬½ÓAccessÊý¾Ý¿â
1¡¢wxWidgets¿âÖÐODBCµÄ±àÒë
ĬÈϱàÒëʱ£¬ODBC¿âÖеÄûÓе¼³ö£¬ÖÂʹµ÷ÓÃwxDbConnectInf£¬wxDbTableµÈÀຯÊýÊÇʱ³öÏÖÁ´½Ó´íÎóµÄÎÊÌ⣬¹ÊÊ×ÏÈÒª±àÒëODBC¿âΪµ¼³ö Àà¿â£¬ÕâÐèÒªÔÚ"Include"Ŀ¼ÏµÄ"Setup.h"ÖжÔ#define wxUSE_ODBC 0ÉèÖÃΪ1£¬ÖØÐ±àÒë¼´¿É.
2¡¢Êý¾Ý¿âµÄÁ´½ÓÓ ......
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
this.comboBox2.Items.Clear();
switch(this.comboBox1.SelectedIndex)
  ......
½ñÌì°ÑÒÔǰ×öµÄASPÍøÕ¾·Åµ½IISÀïÃæ¡¡Í»È»³öÏÖÊý¾Ý¿âÁ¬½Ó´íÎó¡¡Êä³öÀ´ÎªÎ´Ö¸¶¨´íÎó¡¡ÓôÃÆ£¡ÒÔǰ»¹ÊǺúõġ¡×Ô¼ºÑ§C££µÄ¡¡¶ÔASP²»ÊǷdz£Á˽⡡ÔÚÍøÉϲéÁËһϡ¡ÓÐÒø¶àÔÒò¡¡×î´óµÄ¿ÉÄÜÊÇÇý¶¯´íÎ󣬵«ÊÇÎÒÊÔÁËÎÒ×öµÄasp.neµÄÍøÕ¾ÔËÐеĺúõġ¡Ó¦¸Ã²»ÊÇÇý¶¯µÄÎÊÌâ¡¡ÕÒÁ˰ëÌìÖÕÓÚÕÒµ½Ò»¸öÐÞ¸ÄtempµÄȨÏÞ¡¡×îÖղŽâ¾ö¡¡
ÐÞ¸Ä ......
create table(access»·¾³ÏÂ)×Ô¶¯±àºÅÀàÐ͵Äд·¨
·½·¨Ò»£º
create table tablename(id counter constraint primarykey primary key)
ÐèҪעÒâµÄµØ·½ÊÇ:µÚ¶þ¸öprimaryÖмäÓпոñ,ÁíÍâ,¹Ø¼ü×Ö²»Çø·Ö´óСд.
·½·¨¶þ:
create table mytb (id autoincrement(25,1) primary key,age int)
»ò
create table testtb (id aut ......