accessÊý¾Ý¿â¹æ¸ñÎÊÌâ
Access ¹æ¸ñ
Microsoft Access Êý¾Ý¿â¹æ¸ñ
Access Êý¾Ý¿â
ÊôÐÔ×î´óÖµ
Microsoft Access Êý¾Ý¿â (.mdb) Îļþ´óС
2G ×Ö½Ú¼õȥϵͳ¶ÔÏóËùÐèµÄ¿Õ¼ä¡£
Êý¾Ý¿âÖеĶÔÏó¸öÊý
32,768
Ä£¿é£¨°üÀ¨“ÄÚº¬Ä£¿é”ÊôÐÔΪ“ÊÇ”µÄ´°ÌåºÍ±¨±í£©
1,000
¶ÔÏóÃû³ÆÖеÄ×Ö·ûÊý
64
ÃÜÂëµÄ×Ö·û¸öÊý
14
Óû§Ãû»ò×éÃûµÄ×Ö·û¸öÊý
20
²¢·¢Óû§µÄ¸öÊý
255
±í
ÊôÐÔ×î´óÖµ
±íÃûµÄ×Ö·û¸öÊý
64
×Ö¶ÎÃûµÄ×Ö·û¸öÊý
64
±íÖÐ×ֶεĸöÊý
255
´ò¿ª±íµÄ¸öÊý
2048£»Êµ¼Ê¿É´ò¿ªµÄ±íµÄÊýÄ¿¿ÉÄÜ»áÉÙһЩ£¬ÒòΪ Microsoft Access »¹Òª´ò¿ªÒ»Ð©ÄÚ²¿µÄ±í¡£
±íµÄ´óС
2G ×Ö½Ú¼õȥϵͳ¶ÔÏóËùÐèµÄ¿Õ¼ä
“Îı¾”×ֶεÄ×Ö·û¸öÊý
255
“±¸×¢”×ֶεÄ×Ö·û¸öÊý
ͨ¹ýÓû§½çÃæÊäÈëΪ 65,535£»ÒÔ±à³Ì·½Ê½ÊäÈëʱΪ 1G ×Ö½ÚµÄ×Ö·û´æ´¢¡£
“OLE ¶ÔÏó”×ֶεĴóС
1G ×Ö½Ú
±íÖеÄË÷Òý¸öÊý
32
Ë÷ÒýÖеÄ×ֶθöÊý
10
ÓÐЧÐÔÏûÏ¢µÄ×Ö·û¸öÊý
255
ÓÐЧÐÔ¹æÔòµÄ×Ö·û¸öÊý
2,048
±í»ò×Ö¶Î˵Ã÷µÄ×Ö·û¸öÊý
255
¼Ç¼µÄ×Ö·û¸öÊý£¨³ý“±¸×¢”×ֶκ͓OLE ¶ÔÏó”×Ö¶ÎÍ⣩
2,000
×Ö¶ÎÊôÐÔÉèÖõÄ×Ö·û¸öÊý
255
²éѯ
ÊôÐÔ×î´óÖµ
ʵʩ¹ØϵµÄ¸öÊý
ÿ¸ö±íΪ 32 ¼õÈ¥±íÖв»°üº¬ÔÚ¹ØϵÖеÄ×ֶλò×Ö¶Î×éºÏµÄË÷Òý¸öÊý
²éѯÖеıíµÄ¸öÊý
32
¼Ç¼¼¯ÖеÄ×ֶθöÊý
255
¼Ç¼¼¯´óС
1G ×Ö½Ú
ÅÅÐòÏÞÖÆ
255 ¸ö×Ö·û£¨Ò»¸ö»òÒ»¸öÒÔÉÏ×ֶΣ©
ǶÌײéѯµÄ²ã´ÎÊý
50
²éѯÉè¼ÆÍø¸ñÒ»¸öµ¥Ôª¸ñÖеÄ×Ö·û¸öÊý
1,024
²ÎÊý²éѯµÄ²ÎÊý×Ö·û¸öÊý
255
WHERE »ò HAVING ×Ó¾äÖÐ AND µÄ¸öÊý
99
SQL Óï¾äÖеÄ×Ö·û¸öÊý
ԼΪ 64,000
´°ÌåºÍ±¨±í
ÊôÐÔ×î´óÖµ
±êÇ©ÖеÄ×Ö·û¸öÊý
2,048
Îı¾¿òÖеÄ×Ö·û¸öÊý
65,535
´°Ìå»ò±¨±í¿í¶È
22 Ó¢´ç£¨55.87 ÀåÃ×£©
½Ú¸ß¶È
22 Ó¢´ç£¨55.87 ÀåÃ×£©
ËùÓнڼÓÉϽÚҳüµÄ¸ß¶È£¨ÔÚ“Éè¼Æ”ÊÓͼÖУ©
200 Ó¢´ç£¨508 ÀåÃ×£©
´°Ìå»ò±¨±íµÄ×î´óǶÌײãÊý
7
±¨±íÖпÉ×÷ΪÅÅÐò»ò·Ö×éÒÀ¾ÝµÄ×ֶλò±í´ïʽ¸öÊý
10
±¨±íÖÐҳüºÍÒ³½ÅµÄ¸öÊý
1 ¶Ô±¨±íҳü/±¨±íÒ³½Å£¬1 ¶ÔÒ³Ãæҳü/Ò³ÃæÒ³½Å£¬10 ¶Ô×éҳü/×éÒ³½Å
±¨±íµÄ´òÓ¡Ò³Êý
65,536
¿ÉÌí¼Óµ½´°Ìå»ò±¨±íµÄ¿Ø¼þºÍ½ÚµÄ¸öÊý
754
SQL Óï¾äÖÐ×÷Ϊ´°Ìå¡¢±¨±í»ò¿Ø¼þµÄ“¼Ç¼Դ”»ò“ÐÐÀ´Ô´”ÊôÐÔµÄ×Ö·û¸öÊý£¨ÊÊÓÃÓÚ .mdb ºÍ .adp£©
32,750
ºê
ÊôÐÔ×î´óÖµ
ºêÖеIJÙ×÷¸öÊý
999
Ìõ¼þÖеÄ×Ö·û¸öÊý
255
±¸×
Ïà¹ØÎĵµ£º
using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Threading;
using System.Windows.Forms;
using Microsoft.Win32;
using Access = Microsoft.Office.Interop.Access;
namespace ImageAccess
{
static class Program
{
......
ÔÚдÕâƪ²©ÎĵÄʱºò£¬ÎÒÕæµÄÈ̲»×¡½ÐÒ»Éù£¬ËûÂèµÄ±ä̬£¬½ñÌì×öÒ»¸öÍøվʱºò£¬ÓÉÓÚÒªÓõ½ACCESS£¬ÄǾÍÓÃÁË£¬°Ñ֮ǰµÄÁ´½ÓÓï¾äCOPY+C¹ýÀ´
¿´¿´ÓÐʲôÎÊÌâ¡£
string connstr = "Provider=Microsoft.Jet.OLEDB.4.0;
Data Source="+System.Web.HttpContext.Current.Server.MapPath("window2003.mdb");
Ò»¿´£¬Ó¦¸ÃûʲôÎÊÌ ......
<%Dim connstrconnstr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath("Stu.mdb")
Set bb = Server.CreateObject("ADODB.Connection")
bb.Open connstr%>
<html>
<head>
<meta http-equiv="content-Language" content="zh-cn" />
<meta http-equiv="Content-Type ......
ÊìϤSQL SERVER 2000µÄÊý¾Ý¿â¹ÜÀíÔ±¶¼ÖªµÀ£¬ÆäDTS¿ÉÒÔ½øÐÐÊý¾ÝµÄµ¼Èëµ¼³ö£¬Æäʵ£¬ÎÒÃÇÒ²¿ÉÒÔʹÓÃTransact-SQLÓï¾ä½øÐе¼Èëµ¼³ö²Ù×÷¡£ÔÚ Transact-SQLÓï¾äÖУ¬ÎÒÃÇÖ÷ҪʹÓÃOpenDataSourceº¯Êý¡¢OPENROWSET º¯Êý£¬¹ØÓÚº¯ÊýµÄÏêϸ˵Ã÷£¬Çë²Î¿¼SQLÁª»ú°ïÖú¡£ÀûÓÃÏÂÊö·½·¨£¬¿ÉÒÔÊ®·ÖÈÝÒ×µØʵÏÖSQL SERV ......
1:ÔÚStaAfx.h ÖÐÌí¼ÓÈçÏ´úÂë #import "C:\\Program Files\\Common Files \\System\\ado\\msado15.dll" no_namespace rename("EOF","adoEOF")rename("BOF","adoBOF")
2:ÔÚBOOL CXXXApp::InitInstance()Öгõʼ»¯COM»·¾³
::CoInitialize(NULL);
ÊÍ·ÅCOM»·¾³
::CoUninitialize();
......